staurolite

Image credit: Roger Weller, Cochise College

Uncredited images and diagrams: Scott Brande

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augite bauxite biotite calcite chalcopyrite

copper corundum K-feldspar fluorite galena

garnet graphite gypsum hematite halite

hornblende limonite magnetite muscovite olivine

plagioclase quartz microcrystalline quartz sulfur

staurolite sphalerite talc

Interactive 3D Model

• Cellphone display

• Laptop/Desktop: click model below

mineral image credit: James St. John