Rock Identifier

Category

Anthropic Metallic Specimen

Browse anthropic metallic specimen specimens identified by the Rock Identifier community.

Galena (Galena (Lead Sulfide), PbS) — mineral

Galena

Galena (Lead Sulfide), PbS

Gold Nugget (Native Gold (Au)) — mineral

Gold Nugget

Native Gold (Au)

Anthracite Coal (Anthracite (Carbon Content: 86%–98%)) — metamorphic

Anthracite Coal

Anthracite (Carbon Content: 86%–98%)

Chondrite Meteorite (Ordinary Chondrite (L or H Type)) — Mineral

Chondrite Meteorite

Ordinary Chondrite (L or H Type)

Sunstone (Oligoclase (Plagioclase Feldspar) - (Ca,Na)(Al,Si)4O8) — mineral

Sunstone

Oligoclase (Plagioclase Feldspar) - (Ca,Na)(Al,Si)4O8

Banded Iron Formation (BIF) / Iron Ore (Hematite-Magnetite BIF (Fe2O3 / Fe3O4 mixed with SiO2)) — sedimentary

Banded Iron Formation (BIF) / Iron Ore

Hematite-Magnetite BIF (Fe2O3 / Fe3O4 mixed with SiO2)

Gold-bearing Quartz and Pyrite (Auriferous Quartz (SiO2 + Au) with Pyrite (FeS2)) — mineral

Gold-bearing Quartz and Pyrite

Auriferous Quartz (SiO2 + Au) with Pyrite (FeS2)

Goldstone (Avventurina (Cu + SiO2 glass)) — mineral

Goldstone

Avventurina (Cu + SiO2 glass)

Red Hematite (Iron Ore) (Hematite (Fe2O3)) — mineral

Red Hematite (Iron Ore)

Hematite (Fe2O3)

Iron Meteorite (Candidate) (Siderite (Meteoric Iron)) — igneous

Iron Meteorite (Candidate)

Siderite (Meteoric Iron)

Gold in Quartz Matrix (Native Gold (Au) in Quartz (SiO2)) — mineral

Gold in Quartz Matrix

Native Gold (Au) in Quartz (SiO2)

Magnetite (likely with weathered Limonite/Hematite) (Magnetite (Fe3O4) with iron oxide weathering) — mineral

Magnetite (likely with weathered Limonite/Hematite)

Magnetite (Fe3O4) with iron oxide weathering

Ferrochrome Slag (Anthropogenic silicate/oxide glass (Complex silicate matrix with Cr-Fe-Si inclusions)) — Industrial byproduct (often confused with igneous rocks or meteorites)

Ferrochrome Slag

Anthropogenic silicate/oxide glass (Complex silicate matrix with Cr-Fe-Si inclusions)

Industrial byproduct (often confused with igneous rocks or meteorites)

Iron Meteorite (Individual) (Siderite (composed of Kamacite and Taenite minerals)) — igneous

Iron Meteorite (Individual)

Siderite (composed of Kamacite and Taenite minerals)

Hematite (Iron(III) oxide (Fe2O3)) — mineral

Hematite

Iron(III) oxide (Fe2O3)

Aventurine (Aventurine Quartz (SiO2 with inclusions)) — Mineral

Aventurine

Aventurine Quartz (SiO2 with inclusions)

Iron Ore (Magnetite-Hematite) (Magnetite (Fe3O4) and Hematite (Fe2O3)) — mineral

Iron Ore (Magnetite-Hematite)

Magnetite (Fe3O4) and Hematite (Fe2O3)

Bronzite (Enstatite (var. Bronzite), (Mg,Fe)SiO3) — mineral

Bronzite

Enstatite (var. Bronzite), (Mg,Fe)SiO3

Iron-Nickel Meteorite fragment (Siderite (meteoritic iron), composed primarily of Kamacite (α-(Fe,Ni)) and Taenite (γ-(Fe,Ni))) — mineral

Iron-Nickel Meteorite fragment

Siderite (meteoritic iron), composed primarily of Kamacite (α-(Fe,Ni)) and Taenite (γ-(Fe,Ni))

Sphalerite with Galena (Zinc Sulfide ((Zn,Fe)S) and Lead Sulfide (PbS)) — mineral

Sphalerite with Galena

Zinc Sulfide ((Zn,Fe)S) and Lead Sulfide (PbS)

Hematite (Hematite (Fe2O3)) — mineral

Hematite

Hematite (Fe2O3)

Banded Iron Formation (BIF) (Banded Iron Formation (Magnetite/Hematite and Chert)) — sedimentary

Banded Iron Formation (BIF)

Banded Iron Formation (Magnetite/Hematite and Chert)

Hematite (Iron(III) oxide (Fe2O3)) — mineral

Hematite

Iron(III) oxide (Fe2O3)

Sulfide Ore (likely Galena and Sphalerite in Quartz) (Lead-Zinc Ore (PbS and ZnS)) — mineral

Sulfide Ore (likely Galena and Sphalerite in Quartz)

Lead-Zinc Ore (PbS and ZnS)

Mica Schist with Pyrite (Muscovite/Biotite Schist with Iron Sulfide (FeS2)) — metamorphic

Mica Schist with Pyrite

Muscovite/Biotite Schist with Iron Sulfide (FeS2)

Banded Iron Formation (BIF) (Banded Iron Formation (Fe2O3 + SiO2)) — sedimentary

Banded Iron Formation (BIF)

Banded Iron Formation (Fe2O3 + SiO2)

Sandy Ironstone (Ferruginous Sandstone) — sedimentary

Sandy Ironstone

Ferruginous Sandstone

Banded Iron Formation (BIF) (Banded Iron Formation) — sedimentary

Banded Iron Formation (BIF)

Banded Iron Formation

Anthracite Coal (Anthracite (Carbon Content: 86%–98%)) — metamorphic

Anthracite Coal

Anthracite (Carbon Content: 86%–98%)

Pyrite in Quartz (Iron Sulfide (FeS2) on Silicon Dioxide (SiO2)) — mineral

Pyrite in Quartz

Iron Sulfide (FeS2) on Silicon Dioxide (SiO2)

Magnetite-rich Iron Ore (Magnetite (Fe3O4)) — mineral

Magnetite-rich Iron Ore

Magnetite (Fe3O4)

Schist (specifically Mica Schist) (Mica Schist) — metamorphic

Schist (specifically Mica Schist)

Mica Schist

Iron Meteorite (Iron Meteorite (Group IAB or IIIAB common)) — meteorite

Iron Meteorite

Iron Meteorite (Group IAB or IIIAB common)

Iron Slag (Anthropogenic pyrometallurgical byproduct) — igneous

Iron Slag

Anthropogenic pyrometallurgical byproduct

Pyrite (Fool's Gold) (Iron Disulfide (FeS2)) — mineral

Pyrite (Fool's Gold)

Iron Disulfide (FeS2)

Quartz with Chalcopyrite (Silicon Dioxide (SiO2) with Copper Iron Sulfide (CuFeS2)) — mineral

Quartz with Chalcopyrite

Silicon Dioxide (SiO2) with Copper Iron Sulfide (CuFeS2)

Iron Meteorite (Siderite (Fe-Ni alloy, primarily Kamacite and Taenite)) — igneous

Iron Meteorite

Siderite (Fe-Ni alloy, primarily Kamacite and Taenite)

Native Copper in Basalt (Cuprum (with Host Basalt)) — igneous

Native Copper in Basalt

Cuprum (with Host Basalt)

Schist (Mica Schist (primarily Muscovite and Quartz)) — metamorphic

Schist

Mica Schist (primarily Muscovite and Quartz)

Botryoidal Hematite (Iron Ore) (Iron(III) oxide (Fe2O3)) — mineral

Botryoidal Hematite (Iron Ore)

Iron(III) oxide (Fe2O3)

Hematite (Nodular or Botryoidal) (Iron(III) oxide (Fe2O3)) — mineral

Hematite (Nodular or Botryoidal)

Iron(III) oxide (Fe2O3)

Schist (Mica Schist (Metamorphic Rock)) — metamorphic

Schist

Mica Schist (Metamorphic Rock)