Rock Identifier

Category

Anthropic Metallic Specimen

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

Healer's Gold (Pyrite and Magnetite in Schist) (Magnetite (Fe3O4) and Pyrite (FeS2) in Mica Schist) — metamorphic

Healer's Gold (Pyrite and Magnetite in Schist)

Magnetite (Fe3O4) and Pyrite (FeS2) in Mica Schist

Hematite (Hematite (Fe2O3)) — mineral

Hematite

Hematite (Fe2O3)

Dark rounded pebble (Likely basalt or fine-grained mafic volcanic rock) — igneous

Dark rounded pebble

Likely basalt or fine-grained mafic volcanic rock

Pyritic Shale (Carbonaceous Shale with Iron Pyrite (FeS2)) — sedimentary

Pyritic Shale

Carbonaceous Shale with Iron Pyrite (FeS2)

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

Magnetite (Lodestone)

Magnetite (Fe3O4)

Hematite (Ferric Oxide (Fe2O3)) — mineral

Hematite

Ferric Oxide (Fe2O3)

Likely galena-bearing ore (Galena (lead sulfide, PbS), possibly mixed with sulfide minerals) — mineral

Likely galena-bearing ore

Galena (lead sulfide, PbS), possibly mixed with sulfide minerals

Tumbled metallic sulfide specimen, likely galena (Galena (lead sulfide, PbS), possibly mixed with pyrite or other sulfides) — mineral

Tumbled metallic sulfide specimen, likely galena

Galena (lead sulfide, PbS), possibly mixed with pyrite or other sulfides

Native Copper in Basalt (Cu) — mineral

Native Copper in Basalt

Cu

Gold Ore (in Quartz/Gossan matrix) (Native Gold (Au) in Limonite/Quartz matrix) — mineral

Gold Ore (in Quartz/Gossan matrix)

Native Gold (Au) in Limonite/Quartz matrix

Silicon (Silicon (Si)) — mineral

Silicon

Silicon (Si)

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)

Pyrite in Matrix with Copper Alterations (Iron Sulfide (FeS2) with secondary Copper carbonates/sulfides) — mineral

Pyrite in Matrix with Copper Alterations

Iron Sulfide (FeS2) with secondary Copper carbonates/sulfides

Rainbow Hematite Ring (Iron(III) oxide (Fe2O3) with thin-film coating) — mineral

Rainbow Hematite Ring

Iron(III) oxide (Fe2O3) with thin-film coating

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

Gold in Quartz Matrix

Native Gold (Au) with Quartz (SiO2)

Chalcopyrite (Copper Iron Sulfide (CuFeS2)) — mineral

Chalcopyrite

Copper Iron Sulfide (CuFeS2)

Gold Ore (Native Gold in Quartz (Au)) — mineral

Gold Ore

Native Gold in Quartz (Au)

Pyrite (“fool’s gold”) (Pyrite, iron disulfide (FeS₂)) — mineral

Pyrite (“fool’s gold”)

Pyrite, iron disulfide (FeS₂)

Likely chalcopyrite-bearing sulfide ore (Chalcopyrite (CuFeS₂), possibly with pyrite and/or sphalerite) — mineral

Likely chalcopyrite-bearing sulfide ore

Chalcopyrite (CuFeS₂), possibly with pyrite and/or sphalerite

Galena (Galena (lead sulfide, PbS), likely with associated sulfide minerals) — mineral

Galena

Galena (lead sulfide, PbS), likely with associated sulfide minerals

Galena (Galena (lead sulfide, PbS)) — mineral

Galena

Galena (lead sulfide, PbS)

Galena (with Matrix) (Lead Sulfide (PbS)) — mineral

Galena (with Matrix)

Lead Sulfide (PbS)

Chondrite Meteorite (L or H Ordinary Chondrite) — meteorite

Chondrite Meteorite

L or H Ordinary Chondrite

Silver (Native Element) (Silver (Ag) in an alloy of 90% Silver and 10% Copper) — mineral

Silver (Native Element)

Silver (Ag) in an alloy of 90% Silver and 10% Copper

Pyrite-bearing Rock (Iron Sulfide (FeS2) associated with host rock) — mineral

Pyrite-bearing Rock

Iron Sulfide (FeS2) associated with host rock

Tiger's Eye (with Hematite/Magnetite matrix) (Pseudomorph of Quartz after Crocidolite (SiO2 with FeOOH/Fe2O3)) — metamorphic

Tiger's Eye (with Hematite/Magnetite matrix)

Pseudomorph of Quartz after Crocidolite (SiO2 with FeOOH/Fe2O3)

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

Hematite (Specularite)

Fe2O3 (Iron(III) oxide)

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

Quartz with Chalcopyrite and Pyrite

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

Tiger Iron (Tiger Iron (Hematite, Red Jasper, and Chert/Tiger's Eye composite)) — metamorphic

Tiger Iron

Tiger Iron (Hematite, Red Jasper, and Chert/Tiger's Eye composite)

Carborundum (Silicon Carbide (SiC)) — mineral

Carborundum

Silicon Carbide (SiC)

Green Fluorite with Galena (Calcium Fluoride (CaF2) with Lead Sulfide (PbS)) — mineral

Green Fluorite with Galena

Calcium Fluoride (CaF2) with Lead Sulfide (PbS)

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

Bornite (Peacock Ore)

Bornite (Cu5FeS4)

Pyrite Nodule (Iron Sulfide (FeS2)) — mineral

Pyrite Nodule

Iron Sulfide (FeS2)

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

Pyrite in Quartz

Iron Sulfide (FeS2) in Silicon Dioxide (SiO2)

Pyrite in Quartz Matrix (Iron Disulfide (FeS2) in Silicon Dioxide (SiO2)) — mineral

Pyrite in Quartz Matrix

Iron Disulfide (FeS2) in Silicon Dioxide (SiO2)

Chalcopyrite in Gossan (Chalcopyrite (CuFeS2) in a Limonite-rich Gossan matrix) — mineral

Chalcopyrite in Gossan

Chalcopyrite (CuFeS2) in a Limonite-rich Gossan matrix

Specular Hematite (Hematite (Fe2O3)) — mineral

Specular Hematite

Hematite (Fe2O3)

Tiger's Eye (with Hematite/Jasper) (SiO2 (Silicon Dioxide) with Fe2O3 (Hematite)) — mineralogical

Tiger's Eye (with Hematite/Jasper)

SiO2 (Silicon Dioxide) with Fe2O3 (Hematite)

Silver (Native Silver/Alloy Specimen) (Ag (Native Silver element), specifically a 90% Ag / 10% Cu alloy) — mineral

Silver (Native Silver/Alloy Specimen)

Ag (Native Silver element), specifically a 90% Ag / 10% Cu alloy

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

Specular Hematite (Specularite)

Hematite (Fe2O3)

Molybdenite in Quartz (Molybdenite (MoS2) with Quartz (SiO2)) — mineral

Molybdenite in Quartz

Molybdenite (MoS2) with Quartz (SiO2)

Peacock Ore (Chalcopyrite/Bornite) (Bornite (Cu5FeS4) or iridescent treated Chalcopyrite (CuFeS2)) — Mineral

Peacock Ore (Chalcopyrite/Bornite)

Bornite (Cu5FeS4) or iridescent treated Chalcopyrite (CuFeS2)