Occurs in Pinal County.
Chemical Formula: ?-FeO(OH)
Specific Gravity: 4.0-4.2
Hardness: 5-5.5
Lepidocrocite is an iron oxide hydroxide mineral that often appears as red to reddish-brown botryoidal masses or coatings. It is a common weathering product of iron-bearing minerals.
Next Pinal County mineral: Libethenite