Free presentation: 
"Minerals and Gems of Arizona"

rayclear350The public is invited to attend a free presentation "Minerals and Gems of Arizona" from Dr. Raymond W. Grant on Thursday, August 29, at 1:00 p.m. at the Polly Rosenbaum State Archives and History Building, 1901 W. Madison Street, Phoenix. The latest edition of his co-authored book Mineralogy of Arizona is available to read on our free eBook platform Reading Arizona.

Arizona has a tremendous wealth of gems and minerals. Millions of dollars worth of gemstones, mainly turquoise, petrified wood, peridot and copper minerals such as malachite and azurite have been mined here. Also, over 950 different mineral species have been found in the state. These minerals and gems formed over millions of years of geologic time. Learn about the geological history and conditions that led to the formation of these gems and minerals, and where they are found.

Dr. Grant is a retired professor of geology, founder and curator of the Pinal Geology and Mineral Museum, founder and president of the Pinal Gem & Mineral Society of Arizona, past chairman of the Flagg Mineral Foundation, mineralogist, author of The Checklist of Arizona Minerals, first edition (1982) and second edition (2007), co-author with Anthony, Williams, Bideaux, and Wilson of Mineralogy of Arizona, third edition (1995), and Thumbnail Mineral Collector, Florence, Arizona.

Dr. Grant has mineral species RAYGRANTITE named in his honor and is featured in Mineral Collections in Arizona (May-June 2013 supplement). He received his Ph.D. in Geology from Harvard University (1968) and was Professor of Geology at Mesa Community College (1975 - 2001) and part-time (2001 - 2006).

This event is part of the 2019 Arizona Author Series, hosted by Arizona State Library, Archives and Public Records, a division of the Arizona Secretary of State. Please be advised that there is no food or drink allowed in the Polly Rosenbaum Archives and History Building. Free parking and convenient bus access is available.

Date and Time

Thu, August 29, 2019

1:00 PM – 2:00 PM MST

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Polly Rosenbaum State Archives and History Building

1901 West Madison Street

Phoenix, AZ 85009

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For The Kids

Learn and play. Exhibits to engage, teach and inspire

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Identification resources and knowledgeable friends

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Earth science teaching resources & hands-on experiences.

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A chance to experience the wonders of this earth.

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Something For Everyone

The Pinal Geology And Mineral Museum has something for everyone.  Whether you are a casual rockhound, or a seasoned veteran in earth science knowledge, the PGMM will have something to grab your attention......

  • Children's activities that foster interest in earth science.
  • Fossils from all over the world.
  • Gems and minerals.
  • Classes, talks and workshops.
  • Organized field trips.
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