Rock Identifier

Category

Mineral (Metal)

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

Vanadinite (Vanadinite (Pb5(VO4)3Cl)) — mineral

Vanadinite

Vanadinite (Pb5(VO4)3Cl)

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

Pink Lepidolite

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

Natural Gold Nugget (Native Gold (Au)) — mineral

Natural Gold Nugget

Native Gold (Au)

Gossan (Limonite/Goethite) (Hydrated iron oxides (primarily FeO(OH)·nH2O)) — mineral

Gossan (Limonite/Goethite)

Hydrated iron oxides (primarily FeO(OH)·nH2O)

Green Aventurine (Silicon Dioxide (Quartz with Fuchsite inclusions), SiO2) — metamorphic

Green Aventurine

Silicon Dioxide (Quartz with Fuchsite inclusions), SiO2

Quartz vein in metamorphic rock (Crystalline Silicon Dioxide (SiO2) in Host Rock) — metamorphic

Quartz vein in metamorphic rock

Crystalline Silicon Dioxide (SiO2) in Host Rock

Titanium-coated Metal Cube (Man-made Fidget Toy) (Titanium-anodized or electroplated alloy (e.g., Ti-coated Zinc or Aluminum)) — Mineral alternative / Synthetic

Titanium-coated Metal Cube (Man-made Fidget Toy)

Titanium-anodized or electroplated alloy (e.g., Ti-coated Zinc or Aluminum)

Mineral alternative / Synthetic

Pallasite Meteorite (likely Imilac or Brenham) (Stony-Iron Meteorite (Pallasite)) — mineral

Pallasite Meteorite (likely Imilac or Brenham)

Stony-Iron Meteorite (Pallasite)

Gold Nugget (Native Gold (Au)) — mineral

Gold Nugget

Native Gold (Au)

Amygdaloidal Basalt (Basalt with secondary mineral infilling) — igneous

Amygdaloidal Basalt

Basalt with secondary mineral infilling

Sandstone (Ferruginous) (Arenite with Iron-Oxide Cement (primarily SiO2 with Fe2O3/FeOOH)) — sedimentary

Sandstone (Ferruginous)

Arenite with Iron-Oxide Cement (primarily SiO2 with Fe2O3/FeOOH)

Druzy Quartz (Silicon Dioxide (SiO2)) — mineral

Druzy Quartz

Silicon Dioxide (SiO2)

Copper Bullion Round (Native Copper (refined), Cu) — mineral

Copper Bullion Round

Native Copper (refined), Cu

Man-made Blank Ammunition (Brass) (CuZn (Cartridge Brass - roughly 70% Copper, 30% Zinc)) — Anticrystalline / Synthetic Alloy

Man-made Blank Ammunition (Brass)

CuZn (Cartridge Brass - roughly 70% Copper, 30% Zinc)

Anticrystalline / Synthetic Alloy

Limonite and Goethite (Limonite (hydrated iron(III) oxide-hydroxide) and Goethite (α-FeO(OH))) — mineral

Limonite and Goethite

Limonite (hydrated iron(III) oxide-hydroxide) and Goethite (α-FeO(OH))

Cubic Zirconia (as used in jewelry setting) (Zirconium dioxide (ZrO2)) — mineral

Cubic Zirconia (as used in jewelry setting)

Zirconium dioxide (ZrO2)

Quartz Vein in Host Rock (Silicon Dioxide (SiO2)) — mineral with metamorphic or sedimentary host

Quartz Vein in Host Rock

Silicon Dioxide (SiO2)

mineral with metamorphic or sedimentary host

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

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

Limonite (Iron Stone/Gossen)

Limonite (FeO(OH)·nH2O)

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

Blue Calcite (Calcium Carbonate (CaCO3)) — mineral

Blue Calcite

Calcium Carbonate (CaCO3)

Barite (Barium Sulfate (BaSO4)) — mineral

Barite

Barium Sulfate (BaSO4)

Gold Ore (Native Gold (Au)) — mineral

Gold Ore

Native Gold (Au)

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

Native Copper (in coinage alloy)

Copper (Cu)

Zinc Ore (Sphalerite in Matrix) (Sphalerite (Zn,Fe)S within a carbonate or silicate host rock) — mineral

Zinc Ore (Sphalerite in Matrix)

Sphalerite (Zn,Fe)S within a carbonate or silicate host rock

Beryl (Emerald Variety) (Beryllium Aluminum Silicate (Be3Al2(SiO3)6)) — mineral

Beryl (Emerald Variety)

Beryllium Aluminum Silicate (Be3Al2(SiO3)6)

Industrial Diamond (Bort or Boart) (Diamond (pure Carbon, C)) — mineral

Industrial Diamond (Bort or Boart)

Diamond (pure Carbon, C)

Slag (Anthropogenic glassy silicate) — Mineral-like byproduct

Slag

Anthropogenic glassy silicate

Mineral-like byproduct

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)

Gold (Native Gold (Au)) — mineral

Gold

Native Gold (Au)

Red Sandstone (Iron-Rich) (Arenite (Fe2O3)) — sedimentary

Red Sandstone (Iron-Rich)

Arenite (Fe2O3)

Gold (Gold (Au)) — mineral

Gold

Gold (Au)

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

Sandstone (Red)

Arenite (Fe2O3 heavy)

Diamond (Diamond (C)) — mineral

Diamond

Diamond (C)

Pyrite with Calcite (Iron Disulfide (FeS2) with Calcium Carbonate (CaCO3)) — mineral

Pyrite with Calcite

Iron Disulfide (FeS2) with Calcium Carbonate (CaCO3)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

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)

Quartzite (Milky Quartz pebble) (Silicon Dioxide (SiO2)) — metamorphic

Quartzite (Milky Quartz pebble)

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)

Granitic Pegmatite (Pegmatite (Quartz: SiO2, Feldspar: KAlSi3O8, Mica: KAl2(AlSi3O10)(OH)2)) — Igneous

Granitic Pegmatite

Pegmatite (Quartz: SiO2, Feldspar: KAlSi3O8, Mica: KAl2(AlSi3O10)(OH)2)