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