Rock Identifier

Category

Metal (Elemental Mineral)

Browse metal (elemental mineral) specimens identified by the Rock Identifier community.

Basalt with Iron Oxidation (Lattice/Veined) (Mafic Volcanic Rock (principally Plagioclase and Pyroxene)) — igneous

Basalt with Iron Oxidation (Lattice/Veined)

Mafic Volcanic Rock (principally Plagioclase and Pyroxene)

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

Sunstone

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

Blue Goldstone (Aventurine Glass) — Man-made mineral simulant (Glass)

Blue Goldstone

Aventurine Glass

Man-made mineral simulant (Glass)

Ironstone (likely siderite or goethite-rich siltstone) (Ferruginous Siltstone) — sedimentary

Ironstone (likely siderite or goethite-rich siltstone)

Ferruginous Siltstone

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Arsenopyrite with Schist Matrix (Arsenopyrite (FeAsS)) — mineral

Arsenopyrite with Schist Matrix

Arsenopyrite (FeAsS)

Chalcopyrite (Peacock Ore) (Chalcopyrite (CuFeS2)) — mineral

Chalcopyrite (Peacock Ore)

Chalcopyrite (CuFeS2)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Pyrite (Fools Gold) (Iron Sulfide (FeS2)) — mineral

Pyrite (Fools Gold)

Iron Sulfide (FeS2)

Peacock Ore (Bornite or Chalcopyrite treated with acid) (Bornite (Cu5FeS4) or Acid-washed Chalcopyrite (CuFeS2)) — mineral

Peacock Ore (Bornite or Chalcopyrite treated with acid)

Bornite (Cu5FeS4) or Acid-washed Chalcopyrite (CuFeS2)

Hypersthene (Enstatite (Hypersthene variety), (Mg,Fe)SiO3) — mineral

Hypersthene

Enstatite (Hypersthene variety), (Mg,Fe)SiO3

Hematite (Hematite (Fe2O3)) — mineral

Hematite

Hematite (Fe2O3)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Galena (Lead Sulfide (PbS)) — mineral

Galena

Lead Sulfide (PbS)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Specular Hematite (Hematite (Fe2O3)) — mineral

Specular Hematite

Hematite (Fe2O3)

Schorl (Black Tourmaline) (NaFe3Al6Si6O18(BO3)3(OH)3OH (Iron tourmaline)) — mineral

Schorl (Black Tourmaline)

NaFe3Al6Si6O18(BO3)3(OH)3OH (Iron tourmaline)

Quartz crystal with Pyrite inclusions (Silicon Dioxide (SiO2) with Iron Sulfide (FeS2)) — mineral

Quartz crystal with Pyrite inclusions

Silicon Dioxide (SiO2) with Iron Sulfide (FeS2)

Specular Hematite with Quartz (Ferric oxide (Fe2O3) and Silicon dioxide (SiO2)) — Mineral

Specular Hematite with Quartz

Ferric oxide (Fe2O3) and Silicon dioxide (SiO2)

Gold Nugget (Native Gold (Au)) — mineral

Gold Nugget

Native Gold (Au)

Red Hematite (Iron(III) Oxide (Fe2O3)) — mineral

Red Hematite

Iron(III) Oxide (Fe2O3)

Rainbow Hematite (Man-made/Treated) (Tumbled Hematite with Titanium/Anodized coating (Iron(III) oxide, Fe2O3)) — mineral

Rainbow Hematite (Man-made/Treated)

Tumbled Hematite with Titanium/Anodized coating (Iron(III) oxide, Fe2O3)

Black Tourmaline (Schorl (Sodium Iron Aluminum Borosilicate Hydroxide), NaFe3Al6(BO3)3Si6O18(OH)4) — mineral

Black Tourmaline

Schorl (Sodium Iron Aluminum Borosilicate Hydroxide), NaFe3Al6(BO3)3Si6O18(OH)4

Schorl (Black Tourmaline) (NaFe3Al6(BO3)3Si6O18(OH)4 (Sodium Iron Aluminum Borosilicate)) — mineral

Schorl (Black Tourmaline)

NaFe3Al6(BO3)3Si6O18(OH)4 (Sodium Iron Aluminum Borosilicate)

Specular Hematite (Specularite) (Hematite (Alpha-Fe2O3)) — mineral

Specular Hematite (Specularite)

Hematite (Alpha-Fe2O3)

Magnetite (Magnetite (Fe3O4)) — mineral

Magnetite

Magnetite (Fe3O4)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Gold Ore in Matrix (Native Gold (Au) in Quartz/Limonite host rock) — mineral

Gold Ore in Matrix

Native Gold (Au) in Quartz/Limonite host rock

Gold Nugget (Native Gold (Au)) — mineral

Gold Nugget

Native Gold (Au)

Pyrite (on Quartz matrix) (Iron Sulfide (FeS2)) — mineral

Pyrite (on Quartz matrix)

Iron Sulfide (FeS2)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

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

Hematite

Iron(III) oxide (Fe2O3)

Hypersthene (Hypersthene (Enstatite variety), (Mg,Fe)SiO3) — Mineral

Hypersthene

Hypersthene (Enstatite variety), (Mg,Fe)SiO3

Pyrite and Fluorite on Quartz (Matrix Specimen) (Iron Disulfide (FeS2) and Calcium Fluoride (CaF2) with Silicon Dioxide (SiO2)) — mineral

Pyrite and Fluorite on Quartz (Matrix Specimen)

Iron Disulfide (FeS2) and Calcium Fluoride (CaF2) with Silicon Dioxide (SiO2)

Gold Nugget (Native Gold (Au)) — mineral

Gold Nugget

Native Gold (Au)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Magnetite / Ironstone (Magnetite (Fe3O4)) — mineral

Magnetite / Ironstone

Magnetite (Fe3O4)

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

Hematite (Tumbled)

Iron(III) oxide (Fe2O3)

Specular Hematite (Specularite (Iron Oxide, Fe2O3)) — mineral

Specular Hematite

Specularite (Iron Oxide, Fe2O3)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Limonite (FeO(OH)·nH2O (Hydrated iron oxide)) — mineral

Limonite

FeO(OH)·nH2O (Hydrated iron oxide)