Green Fluorite
Calcium Fluoride (CaF2)
mineral
Category
Metal (Elemental Mineral)
Browse metal (elemental mineral) specimens identified by the Rock Identifier community.
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Fluorite
Calcium Fluoride (CaF2)
mineral
Fluorite
Calcium Fluoride (CaF2)
mineral
Fluorite
Calcium Fluoride (CaF2)
mineral
Fluorite
Calcium Fluoride (CaF2)
Mineral
Fluorite with Quartz
Fluorite (CaF2) and Quartz (SiO2)
mineral
Green Fluorite
Calcium Fluoride (CaF2)
mineral
Angel Aura Quartz (Treated Clear Quartz)
Silicon Dioxide (SiO2) coated with Vaporized Silver and Platinum
mineral
Sunstone
Oligoclase (a variety of Plagioclase Feldspar) - (Na,Ca)(Si,Al)4O8
mineral
Fluorite
Calcium Fluoride (CaF2)
mineral
Ferruginous Sandstone (Ironstone)
Iron-rich Arenite
sedimentary
Ironstone Concretion (Moqui Marble type)
Iron oxide concretion (Goethite/Hematite and Sandstone)
sedimentary
Tiger Iron
Composite rock (Quartz, Tiger's Eye, Hematite, and Jasper)
metamorphic
Tiger's Eye (with Hematite/Magnetite matrix)
Pseudomorph of Quartz after Crocidolite (SiO2 with FeOOH/Fe2O3)
metamorphic
Basalt (with possible alteration or lichen)
Mafic volcanic rock (primarily Plagioclase and Pyroxene)
igneous
Lapis Lazuli
Lapis Lazuli (Complex rock mainly composed of Lazurite, Calcite, and Pyrite)
metamorphic
Pyrite-rich Volcanic Rock
Iron Disulfide (FeS2) in Volcanic Matrix
igneous
Native Copper in Basalt
Amygdaloidal Basalt with Native Copper (Cu)
metamorphic
Chalcopyrite
Copper Iron Sulfide (CuFeS2)
mineral
Pyrite (iron pyrite)
Iron sulfide, FeS₂; commonly called fool’s gold
mineral
Green Aventurine
Quartz with fuchsite inclusions (SiO2)
mineral
Green Aventurine
Quartz with Fuchsite inclusions (SiO2)
mineral
Hematite
Hematite (Fe2O3)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Proustite
Proustite (Ag3AsS3)
mineral
Sunstone
Aventurine Feldspar ((Ca,Na)(Al,Si)4O8)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Sunstone
Aventurine Feldspar ((Ca,Na)(Al,Si)4O8)
mineral
Hematite
Iron(III) oxide (Fe2O3)
mineral
Specular Hematite
Hematite (Fe2O3)
mineral
Schist
Mica Schist
metamorphic
Schist
Mica Schist
metamorphic
Magnetite
Magnetite (Fe3O4)
mineral
Magnetite (potentially Hematite-rich)
Magnetite (Fe3O4)
mineral
Banded Iron Formation (BIF)
Banded Iron Formation
sedimentary
Hematite
Iron Oxide (Fe2O3)
mineral
Magnetite
Magnetite (Fe3O4)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Bornite (Peacock Ore)
Bornite (Cu5FeS4)
mineral
Shale with Pyrite
Clastic sedimentary rock containing Iron Disulfide (FeS2)
sedimentary
Mica Schist
Schist (Crystalline metamorphic rock)
metamorphic
Green Aventurine
Silicon Dioxide (SiO2) with Fuchsite inclusions
metamorphic