Pyrite
Iron Sulfide (FeS2)
mineral
Category
Metal (Elemental Mineral)
Browse metal (elemental mineral) specimens identified by the Rock Identifier community.
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Pyrite in Matrix
Iron Sulfide (FeS2)
mineral
Copper Nugget
Native Copper (Cu)
mineral
Pyrite
Iron Disulfide (FeS2)
mineral
Schist (containing Muscovite Mica and Chlorite)
Mica Schist
metamorphic
Chalcopyrite
CuFeS2
mineral
Moqui Marble
Iron Oxide Concretion (Hematite/Goethite-cemented Sandstone)
sedimentary
Sunstone
Plagioclase Feldspar ((Ca,Na)(Al,Si)4O8)
mineral
Mixed Mineral Collection (Quartz, Amethyst, Rose Quartz, Pyrite, etc.)
Mixed Silicates and Sulfides (SiO2, FeS2)
mineral
Peacock Ore
Bornite (Cu5FeS4) with surface tarnish
mineral
Pyrite or Chalcopyrite specimen (Gold-colored mineral coating)
Iron Sulfide (FeS2) / Copper Iron Sulfide (CuFeS2)
mineral
Green Fluorite
Calcium Fluoride (CaF2)
mineral
Fluorite
Calcium Fluoride (CaF2)
mineral
Sunstone
Oligoclase (Plagioclase Feldspar), (Na,Ca)(Si,Al)4O8
mineral
Basalt
Basalt (Mafic volcanic rock)
igneous
Quartz with Pyrite
Silicon Dioxide (SiO2) with Iron Sulfide (FeS2)
mineral
Fluorite
Fluorite (Calcium Fluoride, CaF2)
mineral
Fluorite
Calcium Fluoride (CaF2)
mineral
Green Fluorite
Calcium Fluoride (CaF2)
mineral
Green Fluorite
Calcium Fluoride (CaF2)
mineral
Sunstone
Plagioclase Feldspar (Na,Ca)(Si,Al)4O8
mineral
Chalcopyrite
Copper Iron Sulfide (CuFeS2)
mineral
Schist
Schist (Crystalline metamorphic rock)
metamorphic
Magnetite (Lodestone)
Magnetite (Fe3O4)
mineral
Magnetite or Hematite-rich Ore
Magnetite (Fe3O4) or Hematite (Fe2O3)
mineral
Magnetite / Hematite rich ore
Magnetite (Fe3O4) or Hematite (Fe2O3)
mineral
Lapis Lazuli
(Na,Ca)8(AlSiO4)6(SO4,S,Cl)2 (Complex silicate rock)
rock
Mica (Muscovite) in Granite
Muscovite (KAl2(AlSi3O10)(OH)2)
mineral
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
mineral
Hematite
Iron(III) oxide (Fe2O3)
mineral
Fluorite
Calcium Fluoride (CaF2)
mineral
Quartz (Milky or Yellow variety)
Silicon Dioxide (SiO2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Raw Sunstone
Sunstone (Feldspar variety, (Ca,Na)((Al,Si)2Si2O8))
mineral
Limonite
Limonite (Hydrous iron oxides, predominantly Goethite FeO(OH)·nH2O)
mineral
Ironstone Concretion (Limonite/Goethite)
Ferruginous concretion (Fe2O3·nH2O)
sedimentary
Pyrite
Iron Sulfide (FeS2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Hematite
Iron(III) oxide (Fe2O3)
mineral
Pyrite
Iron Disulfide (FeS2)
mineral