Rock Identifier

Category

Anthropic Metallic Specimen

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

Anthracite Coal (Anthracite (high-rank coal)) — metamorphic

Anthracite Coal

Anthracite (high-rank coal)

metamorphic
Hematite Nodule (Hematite (Fe2O3)) — mineral

Hematite Nodule

Hematite (Fe2O3)

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

Pyrite (Fool's Gold)

Iron Sulfide (FeS2)

mineral
Moqui Marble (Iron Oxide Concretion) (Iron Oxide Concretion (primarily Limonite/Hematite around a Sandstone center)) — sedimentary

Moqui Marble (Iron Oxide Concretion)

Iron Oxide Concretion (primarily Limonite/Hematite around a Sandstone center)

sedimentary
Basalt (Extrusive mafic igneous rock) — igneous

Basalt

Extrusive mafic igneous rock

igneous
Phyllite (Phyllite) — metamorphic

Phyllite

Phyllite

metamorphic
Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

mineral
Pyrite in Matrix (Fool's Gold) (Iron Sulfide (FeS2)) — mineral

Pyrite in Matrix (Fool's Gold)

Iron Sulfide (FeS2)

mineral
Green Aura Quartz (Silicon Dioxide (SiO2) bonded with metallic vapors (typically Gold, Chromium, or Titanium)) — mineral

Green Aura Quartz

Silicon Dioxide (SiO2) bonded with metallic vapors (typically Gold, Chromium, or Titanium)

mineral
Schist (Mica Schist) — metamorphic

Schist

Mica Schist

metamorphic
Anthracite (Anthracite Coal) — sedimentary

Anthracite

Anthracite Coal

sedimentary
Moqui Marble (Ironstone Concretion) (Iron Oxide Concretion (Fe2O3)) — sedimentary

Moqui Marble (Ironstone Concretion)

Iron Oxide Concretion (Fe2O3)

sedimentary
Chalcopyrite (Peacock Ore) (Copper Iron Sulfide (CuFeS2)) — mineral

Chalcopyrite (Peacock Ore)

Copper Iron Sulfide (CuFeS2)

mineral
Green Aventurine (Aventurine Quartz (SiO2 + Muscovite/Fuchsite)) — metamorphic

Green Aventurine

Aventurine Quartz (SiO2 + Muscovite/Fuchsite)

metamorphic
Basalt (Basalt (Aphanitic Mafic Rock)) — igneous

Basalt

Basalt (Aphanitic Mafic Rock)

igneous
Schist (Biotite Schist) (Biotite-bearing Schist (K(Mg,Fe)3AlSi3O10(F,OH)2)) — metamorphic

Schist (Biotite Schist)

Biotite-bearing Schist (K(Mg,Fe)3AlSi3O10(F,OH)2)

metamorphic
Mica Schist (Schist (primarily Muscovite and Biotite mica)) — metamorphic

Mica Schist

Schist (primarily Muscovite and Biotite mica)

metamorphic
Basalt (Extrusive mafic igneous rock) — igneous

Basalt

Extrusive mafic igneous rock

igneous
Mica Schist (Mica Schist (primarily composed of Muscovite, Biotite, and Quartz)) — metamorphic

Mica Schist

Mica Schist (primarily composed of Muscovite, Biotite, and Quartz)

metamorphic
Bornite (Peacock Ore) (Bornite (Cu5FeS4)) — mineral

Bornite (Peacock Ore)

Bornite (Cu5FeS4)

mineral
Green Fluorite (Fluorite (Calcium Fluoride, CaF2)) — mineral

Green Fluorite

Fluorite (Calcium Fluoride, CaF2)

mineral
Basalt (Basalt (Aphanitic Mafic Volcanic Rock)) — igneous

Basalt

Basalt (Aphanitic Mafic Volcanic Rock)

igneous
Native Copper (Native Copper (Cu)) — mineral

Native Copper

Native Copper (Cu)

mineral
Specular Hematite (Specularite (Iron(III) oxide, Fe2O3)) — mineral

Specular Hematite

Specularite (Iron(III) oxide, Fe2O3)

mineral
Magnetite (Magnetite (Fe3O4)) — mineral

Magnetite

Magnetite (Fe3O4)

mineral
Pyrite (Iron Disulfide (FeS2)) — mineral

Pyrite

Iron Disulfide (FeS2)

mineral
Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

mineral
Basalt (Basalt (Aphanitic Mafic Igneous Rock)) — igneous

Basalt

Basalt (Aphanitic Mafic Igneous Rock)

igneous
Anthracite Coal (Anthracite (Carbon-based organic sedimentary/metamorphic rock)) — metamorphic

Anthracite Coal

Anthracite (Carbon-based organic sedimentary/metamorphic rock)

metamorphic
Ironstone Concretions (Ironstone) (Ferruginous Sandstone or Siltstone (Fe2O3)) — sedimentary

Ironstone Concretions (Ironstone)

Ferruginous Sandstone or Siltstone (Fe2O3)

sedimentary
Basalt (Extrusive mafic igneous rock) — igneous

Basalt

Extrusive mafic igneous rock

igneous
Mica Schist (Mica Schist (primarily composed of Muscovite/Biotite)) — metamorphic

Mica Schist

Mica Schist (primarily composed of Muscovite/Biotite)

metamorphic
Graphite (Graphite (Native Carbon), Formula: C) — Metamorphic

Graphite

Graphite (Native Carbon), Formula: C

Metamorphic
Black Tourmaline (Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)) — mineral

Black Tourmaline

Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)

mineral
Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

mineral
Banded Iron Formation (BIF) / Tiger Iron (Magnetite / Hematite / Chert (SiO2 + Fe2O3/Fe3O4)) — sedimentary

Banded Iron Formation (BIF) / Tiger Iron

Magnetite / Hematite / Chert (SiO2 + Fe2O3/Fe3O4)

sedimentary
Anthracite (Anthracite (Carbon-rich metamorphic coal)) — metamorphic

Anthracite

Anthracite (Carbon-rich metamorphic coal)

metamorphic
Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

mineral
Green Aventurine (Tumbled Quartzite) (Silicon Dioxide (SiO2) with inclusions of Fuchsite) — metamorphic

Green Aventurine (Tumbled Quartzite)

Silicon Dioxide (SiO2) with inclusions of Fuchsite

metamorphic
Specular Hematite (Specularite) (Iron(III) oxide (Fe2O3)) — mineral

Specular Hematite (Specularite)

Iron(III) oxide (Fe2O3)

mineral
Galena (Lead(II) sulfide (PbS)) — mineral

Galena

Lead(II) sulfide (PbS)

mineral
Magnetite (Lodestone variety) (Magnetite (Fe3O4)) — mineral

Magnetite (Lodestone variety)

Magnetite (Fe3O4)

mineral