Posts
- New Website (July 17, 2023)
- Discover the World Beneath Your Feet: Introducing the Enhanced Pinal Geology and Mineral Museum Website! Unearthing the Past, Understanding the Present, and Envisioning the Future (July 30, 2023)
- August 2023 Newsletter Up (August 1, 2023)
- Rockhounding Gems (August 3, 2023)
- September Meeting & More (August 10, 2023)
- Happy #WorldElephantDay! (August 12, 2023)
- Upcoming Events & More (August 19, 2023)
- Flooding and Erosion in Arid Environments (August 20, 2023)
- 2 Billion Years Old (but who’s counting) (August 27, 2023)
- September 2023 Newsletter (September 1, 2023)
- October 2023 Newsletter (October 1, 2023)
- Earth Sciences Week! (October 6, 2023)
Pages
- Contact Us/Museum Location (July 15, 2023)
- PGMS/M Newsletter (July 15, 2023)
- Museum Exhibits (July 15, 2023)
- John Weber Collection (July 15, 2023)
- Paleontology (July 16, 2023)
- Geology Resources (July 16, 2023)
- Pinal County Geology (July 15, 2023)
- Mining and Minerals (July 15, 2023)
- Arizona Minerals (July 15, 2023)
- Zeolites (July 15, 2023)
- Australian Geology and Minerals (July 15, 2023)
- Mineral Spheres (July 15, 2023)
- Thumbnail Mineral Specimens (July 15, 2023)
- Fluorescent Minerals (July 15, 2023)
- Volcanoes (July 15, 2023)
- Mineral Identification (July 17, 2023)
- Geological Places (July 19, 2023)
- Geology of the Landscape (July 21, 2023)
- Elements, Minerals, Rocks (July 21, 2023)
- Rock Cycle (July 28, 2023)
- Petrology – Rock Study (July 28, 2023)
- Geology People (July 17, 2023)
- Meteors, Meteorites, Comets, and Asteroids (July 31, 2023)
- The Geologic Time Scale (August 15, 2023)
- Kid Zone for all ages (July 15, 2023)
- For Teachers and Parents (July 15, 2023)
- Pinal Geology and Mineral Society (July 15, 2023)
- About the Society & Museum (July 16, 2023)
- Membership and Donations (July 16, 2023)
- Museum Calendar (July 17, 2023)
- Welcome (July 20, 2023)
- Our Blog (July 21, 2023)
- The Bone Wars (July 26, 2023)
- Sponsor the Museum Today (July 27, 2023)
- Pinal Geology and Mineral Museum Glossary (July 28, 2023)
- Sitemap (July 28, 2023)
CM Tooltip Glossary
- Orogeny (July 28, 2023)
- Fossil (July 28, 2023)
- Geological (July 28, 2023)
- Tectonic Plates (July 28, 2023)
- Foliation (July 28, 2023)
- Subterranean (July 28, 2023)
- Absolute dating (July 29, 2023)
- Abyssal plain (July 29, 2023)
- Acanthodians (July 29, 2023)
- Accident (July 29, 2023)
- Accretion (July 29, 2023)
- Acicular (July 29, 2023)
- Acid rock (July 29, 2023)
- Adamantine (July 29, 2023)
- Aftershock (July 29, 2023)
- Age of Mammals (July 29, 2023)
- Age of Reptiles (July 29, 2023)
- Agglomerate (July 29, 2023)
- Aggregate (July 29, 2023)
- Agnatha (July 29, 2023)
- Albian (July 29, 2023)
- Albite (July 29, 2023)
- Algae (July 29, 2023)
- Alignment (July 29, 2023)
- Alkaline (July 29, 2023)
- Alluvial fan (July 29, 2023)
- Alluvium (July 29, 2023)
- Amber (July 29, 2023)
- Ammonite (July 29, 2023)
- Amoeba (July 29, 2023)
- Amorphous (July 29, 2023)
- Amphibole (July 29, 2023)
- Amphibolite (July 29, 2023)
- Amygdaloidal (July 29, 2023)
- Anatexis (July 29, 2023)
- Andalusite (July 29, 2023)
- Andesite (July 29, 2023)
- Angular unconformity (July 29, 2023)
- Angular (July 29, 2023)
- Anhedral (July 29, 2023)
- Anorthite (July 29, 2023)
- Anticline (July 29, 2023)
- Aperture (July 29, 2023)
- Aphanitic (July 29, 2023)
- Aphantic (July 29, 2023)
- Aplite Granite (July 29, 2023)
- Aplogranite (July 29, 2023)
- Aptian (July 29, 2023)
- Aquifer (July 29, 2023)
- Aragonite sea (July 29, 2023)
- Arborescent (July 29, 2023)
- Archean (July 29, 2023)
- Archipelago (July 29, 2023)
- Arenaceous (July 29, 2023)
- Arenite (July 29, 2023)
- Arenitic (July 29, 2023)
- Argillaceous (July 29, 2023)
- Arkose (July 29, 2023)
- Asbestos (July 29, 2023)
- Ash (July 29, 2023)
- Asphalt (July 29, 2023)
- Assembled gem (July 29, 2023)
- Asthenosphere (July 29, 2023)
- Attrition (July 29, 2023)
- Augite (July 29, 2023)
- Autochthon (July 29, 2023)
- Banded iron formation (July 29, 2023)
- Barremian (July 29, 2023)
- Basalt (July 29, 2023)
- Basement rock (July 29, 2023)
- Basic rock (July 29, 2023)
- Basin and Range (July 29, 2023)
- Basin (July 29, 2023)
- Batholith (July 29, 2023)
- Beach (July 29, 2023)
- Bed (July 29, 2023)
- Bedding plane (July 29, 2023)
- Bedding (July 29, 2023)
- Bed-load (July 29, 2023)
- Bedrock (July 29, 2023)
- Before Present (July 29, 2023)
- Benthic (July 29, 2023)
- Berriasian (July 29, 2023)
- BIF (July 29, 2023)
- Bioerosion (July 29, 2023)
- Biological weathering (July 29, 2023)
- Bioluminescence (July 29, 2023)
- Biostratigraphy (July 29, 2023)
- Biostratinomy (July 29, 2023)
- Biotite (July 29, 2023)
- Bioturbation (July 29, 2023)
- Bituminous (July 29, 2023)
- Bivalve (July 29, 2023)
- Bladed (July 29, 2023)
- Blueschist (July 29, 2023)
- Bony fishes (July 29, 2023)
- Borates (July 29, 2023)
- Boron mineral (July 29, 2023)
- Botryoidal (July 29, 2023)
- Boudin (July 29, 2023)
- Boulder clay (July 29, 2023)
- Boulder (July 29, 2023)
- Brachiopod (July 29, 2023)
- Brackish (July 29, 2023)
- Breadcrust bomb (July 29, 2023)
- Breccia (July 29, 2023)
- Brittle (July 29, 2023)
- Bryozoa (July 29, 2023)
- Buckling (July 29, 2023)
- Burgess Shale (July 29, 2023)
- Burial (July 29, 2023)
- Cabochon (July 29, 2023)
- Caecilian (July 29, 2023)
- Calcareous duricrust (July 29, 2023)
- Calcareous nannofossils (July 29, 2023)
- Calcareous nannoplankton (July 29, 2023)
- Calcareous (July 29, 2023)
- Calcite sea (July 29, 2023)
- Calcite (July 29, 2023)
- Calcium carbonate (July 29, 2023)
- Calcrete (July 29, 2023)
- Caldera (July 29, 2023)
- Cambrian (July 29, 2023)
- Campanian (July 29, 2023)
- Carbon film (July 29, 2023)
- Carbonaceous (July 29, 2023)
- Carbonate hardgrounds (July 29, 2023)
- Carbonate (July 29, 2023)
- Carboniferous (July 29, 2023)
- Cartilaginous fishes (July 29, 2023)
- Casting (July 29, 2023)
- Cementation (July 29, 2023)
- Cenomanian (July 29, 2023)
- Cenozoic (July 29, 2023)
- Chalk (July 29, 2023)
- Chalky (July 29, 2023)
- Chelicerate (July 29, 2023)
- Chemical formula (July 29, 2023)
- Chemical weathering (July 29, 2023)
- Chert (July 29, 2023)
- Chlorite (July 29, 2023)
- Chronospecies (July 29, 2023)
- Clast (July 29, 2023)
- Clastic (July 29, 2023)
- Clay (July 29, 2023)
- Cleavable (July 29, 2023)
- Cleavage (July 29, 2023)
- Cnidaria (July 29, 2023)
- Coal swamp (July 29, 2023)
- Coal (July 29, 2023)
- Coarse-grained (July 29, 2023)
- Cobble (July 29, 2023)
- Coccolith (July 29, 2023)
- Coccolithophore (July 29, 2023)
- Color (July 29, 2023)
- Columnar joints (July 29, 2023)
- Columnar (July 29, 2023)
- Compact (July 29, 2023)
- Compaction (July 29, 2023)
- Compression (July 29, 2023)
- Conchoidal (July 29, 2023)
- Concretion (July 29, 2023)
- Conglomerate (July 29, 2023)
- Coniacian (July 29, 2023)
- Contact metamorphism (July 29, 2023)
- Continental crust (July 29, 2023)
- Continental margin (July 29, 2023)
- Continental shelf (July 29, 2023)
- Contraction (July 29, 2023)
- Convergent boundary (July 29, 2023)
- Copal (July 29, 2023)
- Coprolite (July 29, 2023)
- Coral (July 29, 2023)
- Coralloidal (July 29, 2023)
- Cordierite (July 29, 2023)
- Core stone (July 29, 2023)
- Core (July 29, 2023)
- Country rock (July 29, 2023)
- Crater (July 29, 2023)
- Craton (July 29, 2023)
- Creep (July 29, 2023)
- Cretaceous (July 29, 2023)
- Crinoid (July 29, 2023)
- Cross-bedding (July 29, 2023)
- Crude oil (July 29, 2023)
- Crust (July 29, 2023)
- Crustacean (July 29, 2023)
- Crustal (July 29, 2023)
- Cryptocrystalline (July 29, 2023)
- Crystal class (July 29, 2023)
- Crystal face (July 29, 2023)
- Crystal form (July 29, 2023)
- Crystal habit (July 29, 2023)
- Crystal system (July 29, 2023)
- Crystal (July 29, 2023)
- Crystalline (July 29, 2023)
- Crystallinity (July 29, 2023)
- Crystallization (July 29, 2023)
- Crystallography (July 29, 2023)
- Cube (July 29, 2023)
- Cubic (July 29, 2023)
- Cubo-octahedron (July 29, 2023)
- Cyanobacteria (July 29, 2023)
- Cynodont (July 29, 2023)
- Dacite (July 29, 2023)
- Daughter product (July 29, 2023)
- Deformation (July 29, 2023)
- Degradation (July 29, 2023)
- Delta (July 29, 2023)
- Dendrite (July 29, 2023)
- Dendritic (July 29, 2023)
- Dense (July 29, 2023)
- Denudation (July 29, 2023)
- Deposition (July 29, 2023)
- Desert (July 29, 2023)
- Detachment fault (July 29, 2023)
- Detrital (July 29, 2023)
- Devonian (July 29, 2023)
- Diagenesis (July 29, 2023)
- Diamictite (July 29, 2023)
- Diapir (July 29, 2023)
- Diatomite (July 29, 2023)
- Dike (July 29, 2023)
- Dinocyst (July 29, 2023)
- Dinoflagellate (July 29, 2023)
- Diorite (July 29, 2023)
- Dip slope (July 29, 2023)
- Dipyramidal (July 29, 2023)
- Disconformity (July 29, 2023)
- Disseminated (July 29, 2023)
- Distorted crystal (July 29, 2023)
- Divergent boundary (July 29, 2023)
- Dodecahedral (July 29, 2023)
- Dodecahedron (July 29, 2023)
- Dolerite (July 29, 2023)
- Dolomite (July 29, 2023)
- Dome (July 29, 2023)
- Drill core (July 29, 2023)
- Drumlin (July 29, 2023)
- Druse (July 29, 2023)
- Ductile (July 29, 2023)
- Dull (July 29, 2023)
- Dunite (July 29, 2023)
- Duricrust (July 29, 2023)
- Earthquake (July 29, 2023)
- Earthy (July 29, 2023)
- Echinoderm (July 29, 2023)
- Echinoid (July 29, 2023)
- Eclogite (July 29, 2023)
- Ecology (July 29, 2023)
- Ecosystem (July 29, 2023)
- Ediacaran (July 29, 2023)
- Eemian transgression (July 29, 2023)
- Effervesce (July 29, 2023)
- Effusive eruption (July 29, 2023)
- Elastic (July 29, 2023)
- Element (July 29, 2023)
- Eocene (July 29, 2023)
- Eon (July 29, 2023)
- Epicenter (July 29, 2023)
- Epidiorite (July 29, 2023)
- Epirogenetic (July 29, 2023)
- Epoch (July 29, 2023)
- Equant (July 29, 2023)
- Erosion (July 29, 2023)
- Erratic (July 29, 2023)
- Eruption (July 29, 2023)
- Escarpment (July 29, 2023)
- Esker (July 29, 2023)
- Estuary (July 29, 2023)
- Eugeosyncline (July 29, 2023)
- Euhedral (July 29, 2023)
- Eurypterid (July 29, 2023)
- Eustatic movements (July 29, 2023)
- Evaporation (July 29, 2023)
- Evaporite (July 29, 2023)
- Exfoliation (July 29, 2023)
- Expansion (July 29, 2023)
- Explosive eruption (July 29, 2023)
- Extension (July 29, 2023)
- Extrusive (July 29, 2023)
- Face (July 29, 2023)
- Facies (July 29, 2023)
- Fanning (July 29, 2023)
- Fault zone (July 29, 2023)
- Fault (July 29, 2023)
- Fauna (July 29, 2023)
- Feldspar (July 29, 2023)
- Fels (July 29, 2023)
- Felsic (July 29, 2023)
- Ferricrete (July 29, 2023)
- Ferromagnesian (July 29, 2023)
- Fiber (July 29, 2023)
- Fibrous (July 29, 2023)
- Filiform (July 29, 2023)
- Fine (July 29, 2023)
- Fine-grained (July 29, 2023)
- Fission track dating (July 29, 2023)
- Flandrian transgression (July 29, 2023)
- Flash flood (July 29, 2023)
- Flexible (July 29, 2023)
- Floodplain (July 29, 2023)
- Flora (July 29, 2023)
- Fluorescence (July 29, 2023)
- Fold (July 29, 2023)
- Foliated (July 29, 2023)
- Foraminifer (July 29, 2023)
- Form taxon (July 29, 2023)
- Fossil record (July 29, 2023)
- Fossil (July 29, 2023)
- Fossiliferous (July 29, 2023)
- Fossilization (July 29, 2023)
- Fracture (July 29, 2023)
- Fragmental (July 29, 2023)
- Freeze-thaw (July 29, 2023)
- Fumarole (July 29, 2023)
- Ga (July 29, 2023)
- Gabbro (July 29, 2023)
- Garnet (July 29, 2023)
- Gastrolith (July 29, 2023)
- Gemology (July 29, 2023)
- Gemstone (July 29, 2023)
- Geochemistry (July 29, 2023)
- Geode (July 29, 2023)
- Geologic map (July 29, 2023)
- Geologic time scale (July 29, 2023)
- Geology (July 29, 2023)
- Geosyncline (July 29, 2023)
- Glacial erosion (July 29, 2023)
- Glacial plucking (July 29, 2023)
- Glacial till (July 29, 2023)
- Glacier (July 29, 2023)
- Glass (July 29, 2023)
- Glassy (July 29, 2023)
- Glauconite (July 29, 2023)
- Globular (July 29, 2023)
- Gneiss (July 29, 2023)
- Gondwana (July 29, 2023)
- Gondwanaland (July 29, 2023)
- Gossan (July 29, 2023)
- Graben (July 29, 2023)
- Grain (July 29, 2023)
- Granite (July 29, 2023)
- Granitoid (July 29, 2023)
- Granoblastic (July 29, 2023)
- Granodiorite (July 29, 2023)
- Granular (July 29, 2023)
- Graptolite (July 29, 2023)
- Gravel (July 29, 2023)
- Graywacke (July 29, 2023)
- Greasy (July 29, 2023)
- Greenstone (July 29, 2023)
- Groundwater (July 29, 2023)
- Grus (July 29, 2023)
- Gymnosperm (July 29, 2023)
- Habit (July 29, 2023)
- Hadean (July 29, 2023)
- Half-life (July 29, 2023)
- Halides (July 29, 2023)
- Hardness (July 29, 2023)
- Hardpan (July 29, 2023)
- Hauterivian (July 29, 2023)
- Hemicrystalline (July 29, 2023)
- Hexagonal (July 29, 2023)
- Hinge (July 29, 2023)
- Holocene (July 29, 2023)
- Holocrystalline (July 29, 2023)
- Hopper-shaped (July 29, 2023)
- Hornblende (July 29, 2023)
- Hornfels (July 29, 2023)
- Horst (July 29, 2023)
- Hot spring (July 29, 2023)
- Hydrocarbons (July 29, 2023)
- Hydrogeology (July 29, 2023)
- Hydrolysis (July 29, 2023)
- Hydrothermal veins (July 29, 2023)
- Hydrothermal vent (July 29, 2023)
- Hydrothermal (July 29, 2023)
- Hydroxides (July 29, 2023)
- Hypersaline (July 29, 2023)
- Ice sheet (July 29, 2023)
- Ichnology (July 29, 2023)
- Ichnotaxa (July 29, 2023)
- Ichnotaxon (July 29, 2023)
- Idiomorphic (July 29, 2023)
- Igneous (July 29, 2023)
- Ignimbrite (July 29, 2023)
- Index fossil (July 29, 2023)
- Indurated (July 29, 2023)
- Inlier (July 29, 2023)
- Interbedded (July 29, 2023)
- Intergrowth (July 29, 2023)
- Interlocking (July 29, 2023)
- Intrusion (July 29, 2023)
- Invertebrate (July 29, 2023)
- Iridescent (July 29, 2023)
- Island arc (July 29, 2023)
- Isometric (July 29, 2023)
- Isomorphic (July 29, 2023)
- Isotope (July 29, 2023)
- Isotopic dating (July 29, 2023)
- Joint (July 29, 2023)
- Jurassic (July 29, 2023)
- Ka (July 29, 2023)
- Kame (July 29, 2023)
- Kaolinite (July 29, 2023)
- Karst (July 29, 2023)
- Kettle (July 29, 2023)
- Kink band (July 29, 2023)
- Kink (July 29, 2023)
- Konservat-Lagerstätten (July 29, 2023)
- Kyanite (July 29, 2023)
- Lacuna (July 29, 2023)
- Lagerstätten (July 29, 2023)
- Lagoon (July 29, 2023)
- Lahar (July 29, 2023)
- Lamellar (July 29, 2023)
- Lamprophyre (July 29, 2023)
- Landslide (July 29, 2023)
- Landslip (July 29, 2023)
- Lanthanides (July 29, 2023)
- Lapidary (July 29, 2023)
- Lava (July 29, 2023)
- Leucocratic (July 29, 2023)
- Lignite (July 29, 2023)
- Limestone (July 29, 2023)
- Liquefaction (July 29, 2023)
- Lithic fragment (July 29, 2023)
- Lithification (July 29, 2023)
- Lithologic unit (July 29, 2023)
- Lithology (July 29, 2023)
- Lithosphere (July 29, 2023)
- Lithotype (July 29, 2023)
- Living fossil (July 29, 2023)
- Lode gold (July 29, 2023)
- Lode (July 29, 2023)
- Loess (July 29, 2023)
- Longshore drift (July 29, 2023)
- Luster (July 29, 2023)
- Ma (July 29, 2023)
- Maastrichtian (July 29, 2023)
- Macrofossil (July 29, 2023)
- Mafic (July 29, 2023)
- Magma (July 29, 2023)
- Magnetite (July 29, 2023)
- Malleable (July 29, 2023)
- Malmesbury group (July 29, 2023)
- Mantle (July 29, 2023)
- Marble (July 29, 2023)
- Marine terrace (July 29, 2023)
- Marl (July 29, 2023)
- Massive (July 29, 2023)
- Mass-movement (July 29, 2023)
- Meander (July 29, 2023)
- Medium-grained (July 29, 2023)
- Mélange (July 29, 2023)
- Melanocratic (July 29, 2023)
- Mesocratic (July 29, 2023)
- Mesozoic (July 29, 2023)
- Metallic (July 29, 2023)
- Metallurgy (July 29, 2023)
- Aureole (July 29, 2023)
- Metamorphic (July 29, 2023)
- Metamorphism (July 29, 2023)
- Metapelite (July 29, 2023)
- Metasilicate (July 29, 2023)
- Metatexis (July 29, 2023)
- Mica (July 29, 2023)
- Micaceous (July 29, 2023)
- Microfossil (July 29, 2023)
- Micrometer (July 29, 2023)
- Micromount (July 29, 2023)
- Micron (July 29, 2023)
- Micropaleontology (July 29, 2023)
- Mid-oceanic ridge (July 29, 2023)
- Migmatite (July 29, 2023)
- Mineral classification (July 29, 2023)
- Mineral name (July 29, 2023)
- Mineral species (July 29, 2023)
- Mineral (July 29, 2023)
- Mineralization (July 29, 2023)
- Mineralogy (July 29, 2023)
- Miocene (July 29, 2023)
- Miogeosyncline (July 29, 2023)
- Mississippian (July 29, 2023)
- Mohs scale (July 29, 2023)
- Molasse (July 29, 2023)
- Mold (July 29, 2023)
- Molding (July 29, 2023)
- Mollusca (July 29, 2023)
- Monocline (July 29, 2023)
- Monoclinic (July 29, 2023)
- Moraine (July 29, 2023)
- Morphological species concept (July 29, 2023)
- Morphology (July 29, 2023)
- Mosasaur (July 29, 2023)
- Mudflow (July 29, 2023)
- Mullion (July 29, 2023)
- Muscovite (July 29, 2023)
- Native element (July 29, 2023)
- Nautiloid (July 30, 2023)
- Nektonic (July 30, 2023)
- Neogene (July 30, 2023)
- Neontology (July 30, 2023)
- Nitrates (July 30, 2023)
- Nodule (July 30, 2023)
- Non-clastic (July 30, 2023)
- Normal fault (July 30, 2023)
- Notochord (July 30, 2023)
- Nugget (July 30, 2023)
- Obsidian (July 30, 2023)
- Octahedral (July 30, 2023)
- Oily (July 30, 2023)
- Oligocene (July 30, 2023)
- Oligoclase (July 30, 2023)
- Olivine (July 30, 2023)
- Oolith (July 30, 2023)
- Oolitic limestone (July 30, 2023)
- Oolitic (July 30, 2023)
- Ordovician (July 30, 2023)
- Ore (July 30, 2023)
- Orogenesis (July 30, 2023)
- Orthogeosyncline (July 30, 2023)
- Orthorhombic (July 30, 2023)
- Orthosilicate (July 30, 2023)
- Ostracod (July 30, 2023)
- Ostracoderm (July 30, 2023)
- Outcrop (July 30, 2023)
- Overburden (July 30, 2023)
- Oxbow lake (July 30, 2023)
- Oxidation (July 30, 2023)
- Pahoehoe (July 30, 2023)
- Palagonite (July 30, 2023)
- Paleoanthropology (July 30, 2023)
- Paleoart (July 30, 2023)
- Paleobathymetry (July 30, 2023)
- Paleobiogeography (July 30, 2023)
- Paleobiology (July 30, 2023)
- Paleoceanography (July 30, 2023)
- Paleocene (July 30, 2023)
- Paleoclimate (July 30, 2023)
- Paleocurrent (July 30, 2023)
- Paleoecology (July 30, 2023)
- Paleoenvironment (July 30, 2023)
- Paleogene (July 30, 2023)
- Paleomagnetism (July 30, 2023)
- Paleoneurology (July 30, 2023)
- Paleontological species concept (July 30, 2023)
- Paleontologist (July 30, 2023)
- Paleontology (July 30, 2023)
- Paleosol (July 30, 2023)
- Paleozoic (July 30, 2023)
- Palynology (July 30, 2023)
- Pangea (July 30, 2023)
- Pearly (July 30, 2023)
- Pebbles (July 30, 2023)
- Pegmatite (July 30, 2023)
- Pelagic (July 30, 2023)
- Pelite (July 30, 2023)
- Pennsylvanian (July 30, 2023)
- Pentagonal (July 30, 2023)
- Peridotite (July 30, 2023)
- Period (July 30, 2023)
- Permian (July 30, 2023)
- Permo-Carboniferous (July 30, 2023)
- Petrify (July 30, 2023)
- Petroleum (July 30, 2023)
- Petrology (July 30, 2023)
- Phanerozoic (July 30, 2023)
- Phenoclast (July 30, 2023)
- Phenocryst (July 30, 2023)
- Phosphate (July 30, 2023)
- Phosphorescence (July 30, 2023)
- Phyllite (July 30, 2023)
- Phyllonite (July 30, 2023)
- Piercing point (July 30, 2023)
- Pillar (July 30, 2023)
- Pillow lava (July 30, 2023)
- Pitchstone (July 30, 2023)
- Placoderms (July 30, 2023)
- Plagioclase (July 30, 2023)
- Plankton (July 30, 2023)
- Planktonic (July 30, 2023)
- Plate tectonics (July 30, 2023)
- Plateau (July 30, 2023)
- Platy (July 30, 2023)
- Playa (July 30, 2023)
- Pleistocene (July 30, 2023)
- Pliocene (July 30, 2023)
- Plumose structure (July 30, 2023)
- Plumose (July 30, 2023)
- Plutonic (July 30, 2023)
- Pneumatolysis (July 30, 2023)
- Polymictic (July 30, 2023)
- Porcelaneous (July 30, 2023)
- Porosity (July 30, 2023)
- Porous (July 30, 2023)
- Porphyroblast (July 30, 2023)
- Porphyry (July 30, 2023)
- Precambrian (July 30, 2023)
- Precipitate (July 30, 2023)
- Prism (July 30, 2023)
- Prograde metamorphism (July 30, 2023)
- Property (July 30, 2023)
- Proterozoic (July 30, 2023)
- Protist (July 30, 2023)
- Protolith (July 30, 2023)
- Psammite (July 30, 2023)
- Pseudomatrix (July 30, 2023)
- Pterosaur (July 30, 2023)
- Pulverulent (July 30, 2023)
- Pumice (July 30, 2023)
- Pyramidal (July 30, 2023)
- Pyritohedron (July 30, 2023)
- Pyroclastic flow (July 30, 2023)
- Pyroclastic (July 30, 2023)
- Pyroxene (July 30, 2023)
- Pyroxenite (July 30, 2023)
- Quartz (July 30, 2023)
- Quartzite (July 30, 2023)
- Quaternary (July 30, 2023)
- Radiated (July 30, 2023)
- Rare earths (July 30, 2023)
- Re-crystallization (July 30, 2023)
- Reef (July 30, 2023)
- Regional metamorphism (July 30, 2023)
- Reniform (July 30, 2023)
- Resinous (July 30, 2023)
- Reticulate (July 30, 2023)
- Reticulated (July 30, 2023)
- Retrograde metamorphism (July 30, 2023)
- Reverse fault (July 30, 2023)
- Reworked (July 30, 2023)
- Rhizopod (July 30, 2023)
- Rhombic (July 30, 2023)
- Rhombohedral (July 30, 2023)
- Rhyolite (July 30, 2023)
- Rift valley (July 30, 2023)
- Rift (July 30, 2023)
- Ripple marks (July 30, 2023)
- Roche moutonnée (July 30, 2023)
- Rock fall (July 30, 2023)
- Rock salt (July 30, 2023)
- Rock (July 30, 2023)
- Rock-forming minerals (July 30, 2023)
- Rosette (July 30, 2023)
- Rounded (July 30, 2023)
- Rudaceous (July 30, 2023)
- Rudist (July 30, 2023)
- Rudite (July 30, 2023)
- Rugose (July 30, 2023)
- Saccharoidal (July 30, 2023)
- Saldanian orogeny (July 30, 2023)
- Saltation (July 30, 2023)
- San Andreas fault (July 30, 2023)
- Sand (July 30, 2023)
- Sandstone (July 30, 2023)
- Sanidine (July 30, 2023)
- Santonian (July 30, 2023)
- Sauropod (July 30, 2023)
- Sauropodomorph (July 30, 2023)
- Scaly (July 30, 2023)
- Scanning Electron Microscope (July 30, 2023)
- SEM (July 30, 2023)
- Schist (July 30, 2023)
- Schistose (July 30, 2023)
- Scree (July 30, 2023)
- Sea-stack (July 30, 2023)
- Sectile (July 30, 2023)
- Sediment trap (July 30, 2023)
- Sediment (July 30, 2023)
- Sedimentary rock (July 30, 2023)
- Sequence (July 30, 2023)
- Sericite (July 30, 2023)
- Series (July 30, 2023)
- Shale (July 30, 2023)
- Shear zone (July 30, 2023)
- Sheen (July 30, 2023)
- Shield (July 30, 2023)
- Shingle beach (July 30, 2023)
- Signor-Lipps effect (July 30, 2023)
- Silcrete (July 30, 2023)
- Silica (July 30, 2023)
- Silicates (July 30, 2023)
- Silky (July 30, 2023)
- Sill (July 30, 2023)
- Silt (July 30, 2023)
- Silurian (July 30, 2023)
- Skeletal (July 30, 2023)
- Slate (July 30, 2023)
- Slaty cleavage (July 30, 2023)
- Slickenside (July 30, 2023)
- Slump (July 30, 2023)
- Soil creep (July 30, 2023)
- Soil liquefaction (July 30, 2023)
- Soluble (July 30, 2023)
- Solution load (July 30, 2023)
- Solution weathering (July 30, 2023)
- Sorting (July 30, 2023)
- Spalling (July 30, 2023)
- Specific gravity (July 30, 2023)
- Specimen (July 30, 2023)
- Speleothem (July 30, 2023)
- Sphene (July 30, 2023)
- Spherulitic (July 30, 2023)
- Splintery (July 30, 2023)
- Spongy (July 30, 2023)
- Stalactite (July 30, 2023)
- Stalactitic (July 30, 2023)
- Stalagmite (July 30, 2023)
- Staurolite (July 30, 2023)
- Stellate (July 30, 2023)
- Stone (July 30, 2023)
- Storm ridge (July 30, 2023)
- Strain (July 30, 2023)
- Strata (July 30, 2023)
- Stratigraphy (July 30, 2023)
- Streak (July 30, 2023)
- Strike-slip fault (July 30, 2023)
- Stromatolite (July 30, 2023)
- Stylolite (July 30, 2023)
- Subperiod (July 30, 2023)
- Subtropical (July 30, 2023)
- Subvitreous (July 30, 2023)
- Sulfates (July 30, 2023)
- Sulfides (July 30, 2023)
- Sulfosalts (July 30, 2023)
- Surficial (July 30, 2023)
- Suspension load (July 30, 2023)
- Suture (July 30, 2023)
- Syenite (July 30, 2023)
- Syncline (July 30, 2023)
- Syntaxis (July 30, 2023)
- Table Mountain Group (July 30, 2023)
- Tabular (July 30, 2023)
- Tabulate (July 30, 2023)
- Talus (July 30, 2023)
- Taxonomy (July 30, 2023)
- Tectonic forces (July 30, 2023)
- Tectonic plate (July 30, 2023)
- Tektite (July 30, 2023)
- Tenacity (July 30, 2023)
- Tension (July 30, 2023)
- Tephra (July 30, 2023)
- Terrestrial (July 30, 2023)
- Tertiary (July 30, 2023)
- Tethys (July 30, 2023)
- Tetragonal (July 30, 2023)
- Tetrahexahedron (July 30, 2023)
- Texture (July 30, 2023)
- Thrust fault (July 30, 2023)
- Till (July 30, 2023)
- Tillite (July 30, 2023)
- Topography (July 30, 2023)
- Tor (July 30, 2023)
- Tough (July 30, 2023)
- Trace fossil (July 30, 2023)
- Trachyte (July 30, 2023)
- Traction load (July 30, 2023)
- Transport (July 30, 2023)
- Travertine (July 30, 2023)
- Treatise on Invertebrate Paleontology (July 30, 2023)
- Triassic (July 30, 2023)
- Triclinic (July 30, 2023)
- Trilobite (July 30, 2023)
- Trisoctahedron (July 30, 2023)
- Tropical (July 30, 2023)
- Tuff (July 30, 2023)
- Tufted (July 30, 2023)
- Tundra (July 30, 2023)
- Tungstates (July 30, 2023)
- Turbidite (July 30, 2023)
- Turbidity current (July 30, 2023)
- Turonian (July 30, 2023)
- Twin crystal (July 30, 2023)
- Twinning (July 30, 2023)
- Tygerberg formation (July 30, 2023)
- Ultramafic (July 30, 2023)
- Unconformity (July 30, 2023)
- Undulating hills (July 30, 2023)
- Uplift (July 30, 2023)
- Urgonian (July 30, 2023)
- Vacuole (July 30, 2023)
- Valanginian (July 30, 2023)
- Vanadates (July 30, 2023)
- Variety (July 30, 2023)
- Variscan orogeny (July 30, 2023)
- Varve (July 30, 2023)
- Vein (July 30, 2023)
- Veinlet (July 30, 2023)
- Vendian (July 30, 2023)
- Vent (July 30, 2023)
- Vergence (July 30, 2023)
- Vermiculite (July 30, 2023)
- Vertebrates (July 30, 2023)
- Vesicle (July 30, 2023)
- Vesiculated (July 30, 2023)
- Victorian Age (July 30, 2023)
- Viscosity (July 30, 2023)
- Viscous (July 30, 2023)
- Vitreous (July 30, 2023)
- Vitrophyre (July 30, 2023)
- Volcanic ash (July 30, 2023)
- Volcanic bomb (July 30, 2023)
- Volcanic gases (July 30, 2023)
- Volcano (July 30, 2023)
- Vug (July 30, 2023)
- Wad (July 30, 2023)
- Wave-cut platform (July 30, 2023)
- Waxy (July 30, 2023)
- Weathering (July 30, 2023)
- Wiggle trace (July 30, 2023)
- Wiry (July 30, 2023)
- Xenolith (July 30, 2023)
- Xenotime (July 30, 2023)
- X-ray diffraction (July 30, 2023)
- X-ray fluorescence (July 30, 2023)
- Xyloid coal (July 30, 2023)
- Yellow cake (July 30, 2023)
- Young’s modulus (July 30, 2023)
- Ypresian (July 30, 2023)
- Zeolite (July 30, 2023)
- Zircon (July 30, 2023)
- Anatomical (July 31, 2023)
- Antennae (July 31, 2023)
- Appendages (July 31, 2023)
- Arthropod (July 31, 2023)
- Calcification (July 31, 2023)
- Cambrian explosion (July 31, 2023)
- Cenote (July 31, 2023)
- Cephalon (July 31, 2023)
- Crystallized urine (July 31, 2023)
- Desert pavement (July 31, 2023)
- Ecological niches (July 31, 2023)
- Eemian (July 31, 2023)
- Evolutionary (July 31, 2023)
- Exoskeleton (July 31, 2023)
- Extinct (July 31, 2023)
- Extinction event (July 31, 2023)
- Fissility (July 31, 2023)
- Flandrian (July 31, 2023)
- Flowstone (July 31, 2023)
- Fossilized (July 31, 2023)
- Geological history (July 31, 2023)
- Horn coral (July 31, 2023)
- Infrared (July 31, 2023)
- Knap (July 31, 2023)
- Mass extinction (July 31, 2023)
- Paleogeography (July 31, 2023)
- Photosynthesis (July 31, 2023)
- Piedmont (July 31, 2023)
- Placer gold (July 31, 2023)
- Pygidium (July 31, 2023)
- Radiations (July 31, 2023)
- Sedimentary layers (July 31, 2023)
- Siberian Traps (July 31, 2023)
- Tepui (July 31, 2023)
- Ultraviolet (July 31, 2023)
- Zirconium (July 31, 2023)
- Crater-lake Caldera (August 7, 2023)
- Shield Volcano Caldera (August 7, 2023)
- Resurgent Caldera (August 7, 2023)
- Acanthite (August 9, 2023)
- Actinolite (August 9, 2023)
- Ajoite (August 9, 2023)
- Almandine (August 9, 2023)
- Alamosite (August 9, 2023)
- Allanite-(Ce) (August 9, 2023)
- Allophane (August 9, 2023)
- Alunite (August 9, 2023)
- Amesite (August 9, 2023)
- Analcime (August 9, 2023)
- Andradite (August 9, 2023)
- Anglesite (August 9, 2023)
- Anhydrite (August 9, 2023)
- Ankerite (August 9, 2023)
- Antigorite (August 10, 2023)
- Antimony (August 10, 2023)
- Antlerite (August 10, 2023)
- Aragonite (August 10, 2023)
- Atacamite (August 10, 2023)
- Aurichalcite (August 10, 2023)
- Austinite (August 10, 2023)
- Azurite (August 10, 2023)
- Barite (August 10, 2023)
- Beaverite-(Cu) (August 10, 2023)
- Beidellite (August 10, 2023)
- Bementite (August 10, 2023)
- Beryl (August 10, 2023)
- Beudantite (August 10, 2023)
- Bideauxite (August 10, 2023)
- Bixbyite (August 10, 2023)
- Bobmeyerite (August 10, 2023)
- Boleite (August 10, 2023)
- Bornite (August 10, 2023)
- Braunite (August 10, 2023)
- Brochantite (August 10, 2023)
- Bromargyrite (August 10, 2023)
- Caledonite (August 10, 2023)
- Carnotite (August 10, 2023)
- Cassiterite (August 10, 2023)
- Celadonite (August 10, 2023)
- Cerussite (August 10, 2023)
- Chalcanthite (August 10, 2023)
- Chalcocite (August 10, 2023)
- Chalcophanite (August 10, 2023)
- Chalcopyrite (August 10, 2023)
- Chamosite (August 10, 2023)
- Chlorargyrite (August 10, 2023)
- Chondrodite (August 10, 2023)
- Chrysocolla (August 10, 2023)
- Chrysotile (August 10, 2023)
- Cinnabar (August 10, 2023)
- Clinoatacamite (August 10, 2023)
- Clinoclase (August 10, 2023)
- Clinozoisite (August 10, 2023)
- Colusite (August 10, 2023)
- Conichalcite (August 10, 2023)
- Connellite (August 10, 2023)
- Copiapite (August 10, 2023)
- Copper (August 10, 2023)
- Coquimbite (August 10, 2023)
- Corkite (August 10, 2023)
- Coronadite (August 10, 2023)
- Corundum (August 10, 2023)
- Covellite (August 10, 2023)
- Cowlesite (August 10, 2023)
- Creaseyite (August 10, 2023)
- Crocoite (August 10, 2023)
- Cryptomelane (August 10, 2023)
- Cubanite (August 10, 2023)
- Cuprite (August 10, 2023)
- Cyanotrichite (August 10, 2023)
- Delafossite (August 10, 2023)
- Descloizite (August 10, 2023)
- Devilline (August 10, 2023)
- Diaboleite (August 10, 2023)
- Dickite (August 10, 2023)
- Digenite (August 10, 2023)
- Diopside (August 10, 2023)
- Dioptase (August 10, 2023)
- Djurleite (August 10, 2023)
- Dravite (August 10, 2023)
- Duftite (August 10, 2023)
- Dumortierite (August 10, 2023)
- Enargite (August 10, 2023)
- Epidote (August 10, 2023)
- Epsomite (August 10, 2023)
- Epsom Salt (August 10, 2023)
- Eriochalcite (August 10, 2023)
- Erionite-K (August 10, 2023)
- Famatinite (August 10, 2023)
- Ferrimolybdite (August 10, 2023)
- Fluorite (August 10, 2023)
- Fornacite (August 10, 2023)
- Forsterite (August 10, 2023)
- Fraipontite (August 10, 2023)
- Freibergite (August 10, 2023)
- Galena (August 10, 2023)
- Garronite-Ca (August 10, 2023)
- Georgerobinsonite (August 10, 2023)
- Glauberite (August 10, 2023)
- Goethite (August 10, 2023)
- Gold (August 10, 2023)
- Grossular (August 10, 2023)
- Groutite (August 10, 2023)
- Gypsum (August 10, 2023)
- Halite (August 10, 2023)
- Halloysite-10Å (August 10, 2023)
- Halotrichite (August 10, 2023)
- Hematite (August 10, 2023)
- Hemihedrite (August 10, 2023)
- Hemimorphite (August 10, 2023)
- Hetaerolite (August 10, 2023)
- Hexahydrite (August 10, 2023)
- Hisingerite (August 10, 2023)
- Hollandite (August 10, 2023)
- Hydrobiotite (August 10, 2023)
- Hydrocerussite (August 10, 2023)
- Hydrozincite (August 10, 2023)
- Ilmenite (August 10, 2023)
- Ilvaite (August 10, 2023)
- Iodargyrite (August 10, 2023)
- Iranite (August 10, 2023)
- Jalpaite (August 10, 2023)
- Jarosite (August 10, 2023)
- Jurbanite (August 10, 2023)
- Kentrolite (August 10, 2023)
- Lanarkite (August 10, 2023)
- Langite (August 10, 2023)
- Laumontite (August 10, 2023)
- Leadhillite (August 10, 2023)
- Lepidocrocite (August 10, 2023)
- Libethenite (August 10, 2023)
- Linarite (August 10, 2023)
- Lindgrenite (August 10, 2023)
- Macquartite (August 10, 2023)
- Magnesio-hornblende (August 10, 2023)
- Magnetite (August 10, 2023)
- Malachite (August 10, 2023)
- Mammothite (August 10, 2023)
- Manganite (August 10, 2023)
- Markascherite (August 10, 2023)
- Massicot (August 10, 2023)
- Matlockite (August 10, 2023)
- Melanotekite (August 10, 2023)
- Mercury (August 10, 2023)
- Metatorbernite (August 10, 2023)
- Microcline (August 10, 2023)
- Mimetite (August 10, 2023)
- Minium (August 10, 2023)
- Mixite (August 10, 2023)
- Molybdenite (August 10, 2023)
- Montmorillonite (August 10, 2023)
- Mordenite (August 10, 2023)
- Mottramite (August 10, 2023)
- Munakataite (August 10, 2023)
- Murdochite (August 10, 2023)
- Neotocite (August 10, 2023)
- Niter (August 10, 2023)
- Nitratine (August 10, 2023)
- Nitrocalcite (August 10, 2023)
- Nontronite (August 10, 2023)
- Nukundamite (August 10, 2023)
- Offretite (August 10, 2023)
- Olivenite (August 10, 2023)
- Opal (August 10, 2023)
- Orpiment (August 10, 2023)
- Orthoclase (August 10, 2023)
- Orthoserpierite (August 10, 2023)
- Palygorskite (August 10, 2023)
- Paralaurionite (August 10, 2023)
- Paratacamite (August 10, 2023)
- Phlogopite (August 10, 2023)
- Phoenicochroite (August 10, 2023)
- Phosgenite (August 10, 2023)
- Phosphohedyphane (August 10, 2023)
- Pickeringite (August 10, 2023)
- Piemontite (August 10, 2023)
- Pinalite (August 10, 2023)
- Plancheite (August 10, 2023)
- Plattnerite (August 10, 2023)
- Plumbonacrite (August 10, 2023)
- Plumbotsumite (August 10, 2023)
- Polybasite (August 10, 2023)
- Powellite (August 10, 2023)
- Proustite (August 10, 2023)
- Pseudoboleite (August 10, 2023)
- Pseudobrookite (August 10, 2023)
- Pseudomalachite (August 10, 2023)
- Pyrargyrite (August 10, 2023)
- Pyrite (August 10, 2023)
- Pyrolusite (August 10, 2023)
- Pyromorphite (August 10, 2023)
- Pyrophyllite (August 10, 2023)
- Pyrrhotite (August 10, 2023)
- Queitite (August 10, 2023)
- Ramsdellite (August 10, 2023)
- Realgar (August 10, 2023)
- Rhodochrosite (August 10, 2023)
- Rhomboclase (August 10, 2023)
- Romanèchite (August 10, 2023)
- Rosasite (August 10, 2023)
- Rutile (August 10, 2023)
- Sauconite (August 10, 2023)
- Scheelite (August 10, 2023)
- Schorl (August 10, 2023)
- Scolecite (August 10, 2023)
- Serpentine (August 10, 2023)
- Serpierite (August 10, 2023)
- Shannonite (August 10, 2023)
- Shattuckite (August 10, 2023)
- Siderite (August 10, 2023)
- Sillimanite (August 10, 2023)
- Silver (August 10, 2023)
- Smithsonite (August 10, 2023)
- Spessartine (August 10, 2023)
- Sphalerite (August 10, 2023)
- Spodumene (August 10, 2023)
- Starkeyite (August 10, 2023)
- Stolzite (August 10, 2023)
- Stromeyerite (August 10, 2023)
- Sulphur (August 10, 2023)
- Surite (August 10, 2023)
- Szomolnokite (August 10, 2023)
- Talc (August 10, 2023)
- Tenorite (August 10, 2023)
- Tetrahedrite (August 10, 2023)
- Thomsonite-Ca (August 10, 2023)
- Titanite (August 10, 2023)
- Todorokite (August 10, 2023)
- Topaz (August 10, 2023)
- Torbernite (August 10, 2023)
- Metatorbernite (August 10, 2023)
- Tourmaline (August 10, 2023)
- Tremolite (August 10, 2023)
- Tsumebite (August 10, 2023)
- Turquoise (August 10, 2023)
- Tyrolite (August 10, 2023)
- Uraninite (August 10, 2023)
- Vanadinite (August 10, 2023)
- Vauquelinite (August 10, 2023)
- Vermiculite (August 10, 2023)
- Vésigniéite (August 10, 2023)
- Voltaite (August 10, 2023)
- Wherryite (August 10, 2023)
- Wittichenite (August 10, 2023)
- Wolframite (August 10, 2023)
- Wollastonite (August 10, 2023)
- Wulfenite (August 10, 2023)
- Wurtzite (August 10, 2023)
- Yedlinite (August 10, 2023)
- Zircon (August 10, 2023)
- Zoisite (August 10, 2023)
- Zunyite (August 10, 2023)
- Atomic Number (August 10, 2023)
- Atomic Mass (August 10, 2023)
- g/mol (August 10, 2023)
- Mine (August 10, 2023)
- Mine Entrance (August 10, 2023)
- Mining (August 10, 2023)
- Quarry (August 10, 2023)
- Quarrying (August 10, 2023)
- Phyllosilicate (August 10, 2023)
- Conductor (August 10, 2023)
- Hydrogen (August 10, 2023)
- Helium (August 10, 2023)
- Lithium (August 10, 2023)
- Beryllium (August 10, 2023)
- Boron (August 10, 2023)
- Carbon (August 10, 2023)
- Nitrogen (August 10, 2023)
- Oxygen (August 10, 2023)
- Fluorine (August 10, 2023)
- Neon (August 10, 2023)
- Sodium (August 10, 2023)
- Magnesium (August 10, 2023)
- Aluminum (August 10, 2023)
- Silicon (August 10, 2023)
- Phosphorus (August 10, 2023)
- Sulfur (August 10, 2023)
- Chlorine (August 10, 2023)
- Argon (August 10, 2023)
- Potassium (August 10, 2023)
- Calcium (August 10, 2023)
- Scandium (August 10, 2023)
- Titanium (August 10, 2023)
- Vanadium (August 10, 2023)
- Chromium (August 10, 2023)
- Manganese (August 10, 2023)
- Iron (August 10, 2023)
- Cobalt (August 10, 2023)
- Nickel (August 10, 2023)
- Zinc (August 10, 2023)
- Gallium (August 10, 2023)
- Germanium (August 10, 2023)
- Arsenic (August 10, 2023)
- Selenium (August 10, 2023)
- Bromine (August 10, 2023)
- Krypton (August 10, 2023)
- Rubidium (August 10, 2023)
- Strontium (August 10, 2023)
- Yttrium (August 10, 2023)
- Niobium (August 10, 2023)
- Molybdenum (August 10, 2023)
- Technetium (August 10, 2023)
- Ruthenium (August 10, 2023)
- Rhodium (August 10, 2023)
- Palladium (August 10, 2023)
- Cadmium (August 10, 2023)
- Indium (August 10, 2023)
- Tin (August 10, 2023)
- Tellurium (August 10, 2023)
- Iodine (August 10, 2023)
- Xenon (August 10, 2023)
- Cesium (August 10, 2023)
- Barium (August 10, 2023)
- Lanthanum (August 10, 2023)
- Cerium (August 10, 2023)
- Praseodymium (August 10, 2023)
- Neodymium (August 10, 2023)
- Promethium (August 10, 2023)
- Samarium (August 10, 2023)
- Europium (August 10, 2023)
- Gadolinium (August 10, 2023)
- Terbium (August 10, 2023)
- Dysprosium (August 10, 2023)
- Holmium (August 10, 2023)
- Erbium (August 10, 2023)
- Thulium (August 10, 2023)
- Ytterbium (August 10, 2023)
- Lutetium (August 10, 2023)
- Hafnium (August 10, 2023)
- Tantalum (August 10, 2023)
- Tungsten (August 10, 2023)
- Rhenium (August 10, 2023)
- Osmium (August 10, 2023)
- Iridium (August 10, 2023)
- Platinum (August 10, 2023)
- Thallium (August 10, 2023)
- Lead (August 10, 2023)
- Bismuth (August 10, 2023)
- Polonium (August 10, 2023)
- Astatine (August 10, 2023)
- Radon (August 10, 2023)
- Francium (August 10, 2023)
- Radium (August 10, 2023)
- Actinium (August 10, 2023)
- Thorium (August 10, 2023)
- Protactinium (August 10, 2023)
- Uranium (August 10, 2023)
- Neptunium (August 10, 2023)
- Plutonium (August 10, 2023)
- Americium (August 10, 2023)
- Curium (August 10, 2023)
- Berkelium (August 10, 2023)
- Californium (August 10, 2023)
- Einsteinium (August 10, 2023)
- Fermium (August 10, 2023)
- Mendelevium (August 10, 2023)
- Nobelium (August 10, 2023)
- Lawrencium (August 10, 2023)
- Rutherfordium (August 10, 2023)
- Dubnium (August 10, 2023)
- Seaborgium (August 10, 2023)
- Bohrium (August 10, 2023)
- Hassium (August 10, 2023)
- Meitnerium (August 10, 2023)
- Darmstadtium (August 10, 2023)
- Roentgenium (August 10, 2023)
- Copernicium (August 10, 2023)
- Flerovium (August 10, 2023)
- Eoarchean (August 16, 2023)
- Paleoarchean (August 16, 2023)
- Mesoarchean (August 16, 2023)
- Neoarchean (August 16, 2023)
- Paleoproterozoic (August 16, 2023)
- Mesoproterozoic (August 16, 2023)
- Neoproterozoic (August 16, 2023)
- Great Oxygenation Event (August 16, 2023)
- Great Dying (August 16, 2023)
- Snowball Earth (August 16, 2023)
- Planetesimals (August 17, 2023)
- Isua Supracrustal Belt (August 17, 2023)
- Greenstone belt (August 17, 2023)
- Metavolcanic (August 17, 2023)
- Metasedimentary (August 17, 2023)
- Rodinia (August 17, 2023)
- Red bed (August 17, 2023)
- Columbia (August 17, 2023)
- Great Rift Valley (August 17, 2023)
- Rio Grande Rift (August 17, 2023)
- Eukaryotic (August 17, 2023)
- Prokaryotic (August 17, 2023)
- Bacteria (August 17, 2023)
- Archaea (August 17, 2023)
- Sturtian Glaciation (August 17, 2023)
- Marinoan Glaciation (August 17, 2023)
- Cryogenian (August 17, 2023)
- Gaskiers Glaciation (August 17, 2023)
- Dropstone (August 17, 2023)
- Tonian (August 17, 2023)
- Cap carbonates (August 17, 2023)
- Ordovician-Silurian Extinction (August 17, 2023)
- Late Devonian Extinction (August 17, 2023)
- Triassic-Jurassic Extinction (August 17, 2023)
- Cretaceous-Paleogene Extinction (August 17, 2023)
- Anoxia (August 17, 2023)
- Amethyst (August 17, 2023)
- Perlite (August 17, 2023)
- Pinal County Minerals (August 17, 2023)
- Scoria (August 17, 2023)
- Mudstone (August 17, 2023)
- Siltstone (August 17, 2023)
- Alfred Wegener (August 17, 2023)
- Arthur Flagg (August 17, 2023)
- Carleton B. Moore (August 17, 2023)
- Charles Darwin (August 17, 2023)
- Charles Richter (August 17, 2023)
- Charles Lyell (August 17, 2023)
- Marguerite Thomas Williams (August 17, 2023)
- Edward Drinker Cope (August 17, 2023)
- Edwin Colbert (August 17, 2023)
- Friedrich Mohs (August 17, 2023)
- Georges Cuvier (August 17, 2023)
- James Hutton (August 17, 2023)
- Mary Anning (August 17, 2023)
- Othniel Charles Marsh (August 17, 2023)
- Ray Grant (August 17, 2023)
- Richard Owen (August 17, 2023)
- Canyon de Chelly (August 18, 2023)
- Chiricahua National Monument (August 18, 2023)
- Glenn Canyon and Rainbow Bridge (August 18, 2023)
- Grand Canyon (August 18, 2023)
- Meteor Crater (August 18, 2023)
- Montezuma Castle (August 18, 2023)
- Monument Valley (August 18, 2023)
- Painted Desert and Petrified Forest (August 18, 2023)
- Sedona (August 18, 2023)
- Oak Creek Canyon (August 18, 2023)
- Sunset Crater (August 18, 2023)
- San Francisco Peaks (August 18, 2023)
- Columbian Mammoth (August 18, 2023)
- Sand (August 18, 2023)
- Pterodactyl (August 18, 2023)
- Fossil Reef (August 18, 2023)
- Laramide Orogeny (August 18, 2023)
- Deccan Traps (August 18, 2023)
- Hawai’ian Volcanoes (August 18, 2023)
- Ayers Rock/Uluru (August 18, 2023)
- Shark Bay (August 18, 2023)
- Yosemite Valley (August 19, 2023)
- Yellowstone Caldera (August 19, 2023)
- Death Valley (August 19, 2023)
- Little Painted Desert (August 19, 2023)
- Kartchner Caverns (August 19, 2023)
- Colossal Cave (August 19, 2023)
- Arkosic sandstone (August 19, 2023)
- Inselberg (August 19, 2023)
- Iceberg (August 19, 2023)
- Hanging valley (August 19, 2023)
- Glacial polish (August 19, 2023)
- Glacial erratic (August 19, 2023)
- Clay mineral (August 19, 2023)
- Cabinet specimen (August 19, 2023)
- Thumbnail specimen (August 19, 2023)
- Living cave (August 19, 2023)
- Dead cave (August 19, 2023)
- Gila Conglomerate (August 19, 2023)
- Pioneer Formation (August 19, 2023)
- Barnes Conglomerate (August 19, 2023)
- Dripping Spring Quartzite (August 19, 2023)
- Spalling (August 19, 2023)
- Mescal Limestone (August 19, 2023)
- Spheroidal Weathering (August 19, 2023)
- Mogollon Rim (August 19, 2023)
- Mesa (August 19, 2023)
- Differential erosion (August 19, 2023)
- Omori’s Law (August 21, 2023)
- Fusakichi Omori (August 21, 2023)
- Quartz Varieties (August 21, 2023)
- Gem cut (August 22, 2023)
- Round Brilliant Cut (August 22, 2023)
- Princess Cut (August 22, 2023)
- Emerald Cut (August 22, 2023)
- Oval Cut (August 22, 2023)
- Marquise Cut (August 22, 2023)
- Pear Cut (August 22, 2023)
- Cushion Cut (August 22, 2023)
- Asscher Cut (August 22, 2023)
- Radiant Cut (August 22, 2023)
- Heart Cut (August 22, 2023)
- Baguette Cut (August 22, 2023)
- Trillion Cut (August 22, 2023)
- Rose Cut (August 22, 2023)
- Cabochon Cut (August 22, 2023)
- Carat Weight (August 22, 2023)
- Gemology (August 22, 2023)
- Gemstone (August 22, 2023)
- Precious Gem (August 22, 2023)
- Semi-Precious Gem (August 22, 2023)
- Coelophysis (August 23, 2023)
- Laccolith (September 2, 2023)
- Cerro de la Silla (September 10, 2023)
- Sierra Madre Oriental (September 10, 2023)