Rock Identifier

Category

Metal (Elemental Mineral)

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

Learn about Metal (Elemental Mineral) in the encyclopedia

Sulfur

Cassiterite

Sperrylite

Brookite

Carbonatite

Pyrite

Acanthite

Aventurine Feldspar

Aventurine Feldspar

Galena

Bronzite

Gold Sheen Obsidian

Weathered copper-bearing rock (likely malachite-stained basalt or greenstone) (Malachite, Cu₂CO₃(OH)₂, as a secondary coating on a mafic host rock; exact identification requires testing) — igneous

Weathered copper-bearing rock (likely malachite-stained basalt or greenstone)

Malachite, Cu₂CO₃(OH)₂, as a secondary coating on a mafic host rock; exact identification requires testing

Quartz Vein in Matrix (Silicon Dioxide (SiO2) within Rhyolitic or Granitic Matrix) — igneous

Quartz Vein in Matrix

Silicon Dioxide (SiO2) within Rhyolitic or Granitic Matrix

Serpentinite (Serpentine rock (Mg,Fe,Ni,Al,Zn,Mn)3(Si,Al,Fe)2O5(OH)4) — metamorphic

Serpentinite

Serpentine rock (Mg,Fe,Ni,Al,Zn,Mn)3(Si,Al,Fe)2O5(OH)4

Limonite (Iron Stone/Gossen) (Limonite (FeO(OH)·nH2O)) — mineral

Limonite (Iron Stone/Gossen)

Limonite (FeO(OH)·nH2O)

Pyrite (Iron Disulfide (FeS2)) — mineral

Pyrite

Iron Disulfide (FeS2)

Possible iron-rich meteorite fragment (Undetermined; possible stony-iron or iron-oxide-rich meteorite) — meteorite

Possible iron-rich meteorite fragment

Undetermined; possible stony-iron or iron-oxide-rich meteorite

Cubic Zirconia (Man-made) (Cubic Zirconia (ZrO2) with Enamel and Metal Alloy) — mineral

Cubic Zirconia (Man-made)

Cubic Zirconia (ZrO2) with Enamel and Metal Alloy

Milky Quartz with Iron Staining (Silicon Dioxide (SiO2)) — mineral

Milky Quartz with Iron Staining

Silicon Dioxide (SiO2)

Milky Quartz (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Quartzite pebble (Quartzite (SiO2) with iron oxide staining) — metamorphic

Quartzite pebble

Quartzite (SiO2) with iron oxide staining

Gold-bearing quartz (probable sulfide-bearing quartz) (Quartz, SiO₂, with possible pyrite or mica inclusions) — mineral

Gold-bearing quartz (probable sulfide-bearing quartz)

Quartz, SiO₂, with possible pyrite or mica inclusions

Green Aventurine (Silicon Dioxide with Fuchsite (SiO2)) — mineral

Green Aventurine

Silicon Dioxide with Fuchsite (SiO2)

Diamond Druzy (Crystalline Diamond) (Carbon (C)) — mineral

Diamond Druzy (Crystalline Diamond)

Carbon (C)

Cubic Zirconia (CZ) in Gold-Plated Setting (Cubic Zirconium Dioxide (ZrO2)) — mineral

Cubic Zirconia (CZ) in Gold-Plated Setting

Cubic Zirconium Dioxide (ZrO2)

Cubic Zirconia (as a jewelry specimen) (Zirconium dioxide (ZrO2)) — mineral

Cubic Zirconia (as a jewelry specimen)

Zirconium dioxide (ZrO2)

Opalite (Synthetic Glass (Hydrated Silica Simulant)) — mineral

Opalite

Synthetic Glass (Hydrated Silica Simulant)

Aura Quartz Geodes (Lab-Altered) (Silicon Dioxide (SiO2) with Metallic Vapor Deposition) — mineral

Aura Quartz Geodes (Lab-Altered)

Silicon Dioxide (SiO2) with Metallic Vapor Deposition

Metallic iron meteorite (probable) (Iron meteorite, typically kamacite–taenite (Fe–Ni alloy)) — meteorite

Metallic iron meteorite (probable)

Iron meteorite, typically kamacite–taenite (Fe–Ni alloy)

Sandstone (Red) (Arenite (Fe2O3 heavy)) — sedimentary

Sandstone (Red)

Arenite (Fe2O3 heavy)

Gold Nugget (Gold (Au)) — mineral

Gold Nugget

Gold (Au)

Aura Quartz (specifically Titanium Aura Quartz) (Titanium-coated Silicon Dioxide (SiO2 + Ti Coating)) — mineral

Aura Quartz (specifically Titanium Aura Quartz)

Titanium-coated Silicon Dioxide (SiO2 + Ti Coating)

Gossan (Ferruginous gossan (Iron-rich capping)) — sedimentary

Gossan

Ferruginous gossan (Iron-rich capping)

Granite Pebble (Intrusive Igneous Rock (Quartz, Feldspar, Mica)) — igneous

Granite Pebble

Intrusive Igneous Rock (Quartz, Feldspar, Mica)

Ironstone / Gossan with Quartz Inclusions (Limonite / Goethite rich Sandstone / Gossan) — sedimentary

Ironstone / Gossan with Quartz Inclusions

Limonite / Goethite rich Sandstone / Gossan

Polished jasper pendant (Jasper, an opaque microcrystalline variety of quartz (SiO₂); exact variety cannot be confirmed from the image) — gemstone

Polished jasper pendant

Jasper, an opaque microcrystalline variety of quartz (SiO₂); exact variety cannot be confirmed from the image

Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2) — mineral

Lepidolite

K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2

Lepidolite (K(Li,Al)3(Al,Si,3O10)(F,OH)2) — mineral

Lepidolite

K(Li,Al)3(Al,Si,3O10)(F,OH)2

Rough Emerald Crystals (Beryl (Be3Al2Si6O18) with Chromium/Vanadium impurities) — mineral

Rough Emerald Crystals

Beryl (Be3Al2Si6O18) with Chromium/Vanadium impurities

Red bead-and-chain costume jewelry, likely glass or plastic (No geological identification; the red beads appear manufactured and cannot be identified as mineral from the image) — mineral

Red bead-and-chain costume jewelry, likely glass or plastic

No geological identification; the red beads appear manufactured and cannot be identified as mineral from the image

Native gold nuggets (likely gold-bearing specimen) (Native gold, Au; possibly associated quartz or sulfide matrix) — mineral

Native gold nuggets (likely gold-bearing specimen)

Native gold, Au; possibly associated quartz or sulfide matrix

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Beryl (Emerald Variety) (Beryllium aluminum silicate (Be3Al2Si6O18)) — mineral

Beryl (Emerald Variety)

Beryllium aluminum silicate (Be3Al2Si6O18)

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

Pyrite in Quartz

Iron Sulfide (FeS2) in Silicon Dioxide (SiO2)

Ferrosilicon Slag (Industrial Vitrified Glass) (Vitreous Silicate Residue) — Antropogenic (Man-made industrial byproduct)

Ferrosilicon Slag (Industrial Vitrified Glass)

Vitreous Silicate Residue

Antropogenic (Man-made industrial byproduct)

Native copper (probable copper-rich mineral specimen) (Copper, Cu; possibly mixed with cuprite, malachite, and iron-oxide alteration minerals) — mineral

Native copper (probable copper-rich mineral specimen)

Copper, Cu; possibly mixed with cuprite, malachite, and iron-oxide alteration minerals

Blue calcite (likely) (Calcite, calcium carbonate (CaCO₃)) — mineral

Blue calcite (likely)

Calcite, calcium carbonate (CaCO₃)

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Blue Calcite (Calcium Carbonate (CaCO3)) — mineral

Blue Calcite

Calcium Carbonate (CaCO3)

Barite (Barium Sulfate (BaSO4)) — mineral

Barite

Barium Sulfate (BaSO4)

Native Copper (in coinage alloy) (Copper (Cu)) — mineral

Native Copper (in coinage alloy)

Copper (Cu)

Quartz Vein in Siltstone (Silicon Dioxide (SiO2) within Sedimentary/Metamorphic Matrix) — metamorphic

Quartz Vein in Siltstone

Silicon Dioxide (SiO2) within Sedimentary/Metamorphic Matrix

Eudialyte (Eudialyte (Na4(Ca,Ce)2(Fe2+,Mn,Y)ZrSi8O22(OH,Cl)2)) — mineral

Eudialyte

Eudialyte (Na4(Ca,Ce)2(Fe2+,Mn,Y)ZrSi8O22(OH,Cl)2)