Peacock Ore (Bornite or Iridescent Chalcopyrite)
Bornite (Cu5FeS4) or Chalcopyrite (CuFeS2) with tarnish
mineral
Category
Anthropic Metallic Specimen
Browse anthropic metallic specimen specimens identified by the Rock Identifier community.
Botryoidal Hematite (Iron Ore)
Iron(III) oxide (Fe2O3)
mineral
Gold Ore in Matrix
Native Gold (Au) in Quartz/Limonite host rock
mineral
Mica Schist
Mica Schist (Schistose metamorphic rock rich in Muscovite/Biotite)
metamorphic
Basalt
Mafic Igneous Rock (composed primarily of Pyroxene and Plagioclase Feldspar)
igneous
Iron Slag
Iron/Steel Slag (Ferrosilicate Glass)
industrial byproduct (anthropogenic material)
Mica Schist
Schist (Crystalline metamorphic rock)
metamorphic
Conglomerate with Native Copper
Clastic Sedimentary Rock with Native Copper (Cu)
sedimentary
Magnetite / Ironstone
Magnetite (Fe3O4)
mineral
Red Hematite
Iron(III) Oxide (Fe2O3)
mineral
Pyrite in Shale
Iron Disulfide (FeS2) in Argillaceous Shale
sedimentary
Gold Ore in Quartz/Matrix
Native Gold (Au) in Quartz (SiO2) matrix
mineral
Graphite Schist
C (Carbonaceous Schist)
metamorphic
Smoky Quartz and Pyrite Cluster
Silicon Dioxide (SiO2) with Iron Sulfide (FeS2)
mineral
Hematite
Hematite (Iron(III) oxide, Fe2O3)
mineral
Hematite
Iron(III) oxide (Fe2O3)
mineral
Gold Nugget
Native Gold (Au)
mineral
Hematite
Iron(III) oxide (Fe2O3)
mineral
Iron Meteorite (Fragment)
Siderite (Iron-Nickel alloy: Kamacite and Taenite)
igneous
Magnetite
Magnetite (Fe3O4)
Mineral
Gold Nugget
Native Gold (Au)
mineral
Hematite
Iron(III) oxide (Fe2O3)
mineral
Hematite
Iron(III) oxide (Fe2O3)
mineral
Hematite
Iron (III) Oxide (Fe2O3)
mineral
Bronzite
Enstatite (var. Bronzite), (Mg,Fe)SiO3
mineral
Anthracite Coal
Anthracite (Carbon Content: 86%–98%)
metamorphic
Hematite
Iron(III) oxide (Fe2O3)
mineral
Chondrite Meteorite
Ordinary Chondrite (L or H Type)
Mineral
Pyrite (Iron Pyrite)
Iron Disulfide (FeS2)
mineral
Schist
Mica Schist
metamorphic
Hematite
Iron(III) oxide (Fe2O3)
mineral
Sulfide Ore (likely Galena and Sphalerite in Quartz)
Lead-Zinc Ore (PbS and ZnS)
mineral
Ferrochrome Slag
Anthropogenic silicate/oxide glass (Complex silicate matrix with Cr-Fe-Si inclusions)
Industrial byproduct (often confused with igneous rocks or meteorites)
Gold Nugget
Native Gold (Au)
mineral
Schist
Lepidoblastic Mica Schist
metamorphic
Milky Quartz with Pyrite inclusions
Silicon Dioxide (SiO2) with Iron Disulfide (FeS2)
mineral
Banded Iron Formation (BIF)
Banded Iron Formation (Fe2O3 + SiO2)
sedimentary
Pallasite Meteorite
Pallasite (ST-class)
mineral
Iron-Nickel Meteorite fragment
Siderite (meteoritic iron), composed primarily of Kamacite (α-(Fe,Ni)) and Taenite (γ-(Fe,Ni))
mineral
Chondrite Meteorite
L or H Ordinary Chondrite
igneous
Sphalerite with Galena
Zinc Sulfide ((Zn,Fe)S) and Lead Sulfide (PbS)
mineral
Ferrous Slag
Iron/Steel Slag (Complex Calcium-Alumino-Silicates)
Anthropgenic (Industrial Byproduct)