Pyrite FeS2 Ampliacion a Victoria Mine, La Rioja, Spain
Pyrite FeS2 Ampliacion a Victoria Mine, La Rioja, Spain
Pyrite FeS2 Ampliacion a Victoria Mine, La Rioja, Spain
Pyrite FeS2 Ampliacion a Victoria Mine, La Rioja, Spain
Pyrite FeS2 Huanzala Mine, Huallanca District, Bologesi, Ancash, Peru
Pyrite FeS2 Huanzala Mine, Huallanca District, Dos de Mayo Province, Peru
Pyrite FeS2 Leonard Mine, Butte, Montana, Ex Doug Toland
Pyrite FeS2 with Quartz SiO2 Peru
Pyrite FeS2 with Quartz SiO2 Peru
Pyrite FeS2 Iridescent, Sweetwater Mine. Reynolds Co., Missouri
Pyrite FeS2 Illinois
Pyrite FeS2 Peru
Pyrite FeS2 with Quartz, Cavnic, Maramure Co., Romania, Ex Andras Lelkes
Pyrite FeS2
Pyrite FeS 2 detail
Pyrite FeS2
Pyrite FeS2 I Huanzala Mine, Huallanca District, Dos de Mayo Province, Peru
Pyrite FeS2 Huanzala Mine, Huallanca District, Dos de Mayo Province, Peru
Pyrite FeS2 detail Huanzala Mine, Huallanca District, Dos de Mayo Province, Peru
Pyrite FeS2 II Huanzala Mine, Huallanca District, Dos de Mayo Province, Peru
Pyrite FeS2 Bomby Township, Thunder Bay District, Ontario, Canada
Pyrite FeS2 Detail II Bomby Township, Thunder Bay District, Ontario, Canada
Pyrite FeS2 Detail II Bomby Township, Thunder Bay District, Ontario, Canada
Pyrite FeS2 with Calcite and Quartz on Rhyolite, Homestead Gold Mine, Lead, Lawrence Co., South Dakota
Pyrite FeS2 Huanzala Mine, Huallanca District, Dos de Mayo Province, Peru
Pyrite FeS2 Champion Mine, Marquette Co., Michigan
Pyritized Brachiopod, Paraspirifer bownockeri , Middle Devonian, Silica Formation, Sylvania, Ohio
Pyrite FeS2 Folded in Black Shale, Michigamme, Marquette Co., Michigan
Pyrite FeS2 after Pyrrhotite, La Union, Murcia, Spain
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Pyrite FeS2 after Pyrrhotite, detail, La Union, Murcia, Spain
Pyrite FeS2 with Quartz and Tourmaline, Champion Mine, Marquette Co., Michigan
Pyrite FeS2 Pyrite Replacing Fossilized Leg, Unknown Location
Pyrite FeS2 Spherical Group of Crystals, China
Pyrite FeS2 Spherical Group of Crystals, China
Pyrite FeS2 with Calcite and Hematite, Marquette Co., Michigan
Pyrite FeS2 Iridescent, Tilden Mine, Marquette Co., Michigan
Pyrite FeS2 Iridescent, Tilden Mine, Marquette Co., Michigan
Pyrite FeS2 Unknown Location
Pyrite FeS2 Unknown Location
Pyrite FeS2 Unknown Location
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