Rock Identifier

Category

Mineral, Metal (Element)

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

Learn about Mineral, Metal (Element) in the encyclopedia

Sulfur

Carbonatite

Cassiterite

Euxenite

Sperrylite

Brookite

Pyrite

Acanthite

Aventurine Feldspar

Aventurine Feldspar

Galena

Bronzite

Gold Sheen Obsidian

Granite (Intrusive Igneous Rock) — igneous

Granite

Intrusive Igneous Rock

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

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Amygdaloidal Basalt (Extrusive mafic igneous rock with amygdules) — igneous

Amygdaloidal Basalt

Extrusive mafic igneous rock with amygdules

Granite (Granite (Intrusive Igneous Rock)) — igneous

Granite

Granite (Intrusive Igneous Rock)

Granite (Phaneritic Felsic Intrusive Igneous Rock) — igneous

Granite

Phaneritic Felsic Intrusive Igneous Rock

Quartz Vein in Host Rock (Hydrothermal Quartz (SiO2) in Slates/Schists) — metamorphic

Quartz Vein in Host Rock

Hydrothermal Quartz (SiO2) in Slates/Schists

Gossan (Iron Hat) (Limonitic Gossan (predominantly FeO(OH)·nH2O)) — igneous/metamorphic derivative

Gossan (Iron Hat)

Limonitic Gossan (predominantly FeO(OH)·nH2O)

igneous/metamorphic derivative

Lepidolite in Quartz (Lithium-bearing Ore) (Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2) and Quartz (SiO2)) — igneous/mineral

Lepidolite in Quartz (Lithium-bearing Ore)

Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2) and Quartz (SiO2)

igneous/mineral

Native Gold Flake (Gold (Au)) — mineral

Native Gold Flake

Gold (Au)

Aura Quartz Geode (Titanium/Gold bonded Quartz (SiO2 with metallic coating)) — mineral

Aura Quartz Geode

Titanium/Gold bonded Quartz (SiO2 with metallic coating)

Granite (Intrusive Igneous Rock (Felsic)) — igneous

Granite

Intrusive Igneous Rock (Felsic)

Yellow Ochre / Limonite (Limonite (FeO(OH)·nH2O)) — Mineral

Yellow Ochre / Limonite

Limonite (FeO(OH)·nH2O)

Gossan / Iron Ore Rock (Hematite / Goethite / Limonite iron oxide assemblage) — mineral

Gossan / Iron Ore Rock

Hematite / Goethite / Limonite iron oxide assemblage

Rose Quartz (Silicon Dioxide (SiO2) with trace impurities of Titanium, Manganese, or Iron) — mineral

Rose Quartz

Silicon Dioxide (SiO2) with trace impurities of Titanium, Manganese, or Iron

Copper Ore (with Azurite and Malachite) (Cuprite, Azurite (Cu3(CO3)2(OH)2), Malachite (Cu2(CO3)(OH)2)) — mineral

Copper Ore (with Azurite and Malachite)

Cuprite, Azurite (Cu3(CO3)2(OH)2), Malachite (Cu2(CO3)(OH)2)

Pyrite in Quartz (FeS2 (Iron Pyrite) with SiO2 (Quartz)) — Mineral/Igneous/Hydrothermal

Pyrite in Quartz

FeS2 (Iron Pyrite) with SiO2 (Quartz)

Mineral/Igneous/Hydrothermal

Quartz Vein / Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz Vein / Milky Quartz

Silicon Dioxide (SiO2)

Quartz Vein on Matrix (Silicon Dioxide (SiO2)) — mineral

Quartz Vein on Matrix

Silicon Dioxide (SiO2)

Granite (Intrusive Igneous Rock) — igneous

Granite

Intrusive Igneous Rock

Pink quartz (likely rose quartz) (Quartz, silicon dioxide (SiO₂), typically massive rose quartz colored by trace elements and microscopic inclusions) — mineral

Pink quartz (likely rose quartz)

Quartz, silicon dioxide (SiO₂), typically massive rose quartz colored by trace elements and microscopic inclusions

Diamond (Diamond (Pure Carbon, C)) — mineral

Diamond

Diamond (Pure Carbon, C)

Aventurine (Quartz (SiO2) with inclusions of Fuchsite) — mineral

Aventurine

Quartz (SiO2) with inclusions of Fuchsite

Ferruginous Sandstone (Sandstone with Iron Oxide (Limonite/Goethite)) — sedimentary

Ferruginous Sandstone

Sandstone with Iron Oxide (Limonite/Goethite)

Milky Quartz with Iron Oxide Weathering (Silicon Dioxide (SiO2) with Goethite/Limonite coatings) — mineral

Milky Quartz with Iron Oxide Weathering

Silicon Dioxide (SiO2) with Goethite/Limonite coatings

Granite (Felsic intrusive igneous rock) — igneous

Granite

Felsic intrusive igneous rock

Quartz Vein in Host Rock (Silicon Dioxide (SiO2) within Sedimentary or Igneous Matrix) — igneous

Quartz Vein in Host Rock

Silicon Dioxide (SiO2) within Sedimentary or Igneous Matrix

Feldspar-Quartz Rock (likely Pegmatite or Granite) (Feldspar-Quartz composite rock (KAlSi3O8 - SiO2)) — igneous

Feldspar-Quartz Rock (likely Pegmatite or Granite)

Feldspar-Quartz composite rock (KAlSi3O8 - SiO2)

Granite (Granite (felsic intrusive igneous rock)) — igneous

Granite

Granite (felsic intrusive igneous rock)

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

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

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

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Cubic Zirconia (CZ) Jewelry (Zirconium dioxide (ZrO2)) — mineral (synthetic)

Cubic Zirconia (CZ) Jewelry

Zirconium dioxide (ZrO2)

mineral (synthetic)

Diamond (or Diamond Simulant) (Carbon (C)) — mineral

Diamond (or Diamond Simulant)

Carbon (C)

Silicon (Silicon (Si)) — mineral

Silicon

Silicon (Si)

Rough Diamond (Diamond (Pure Carbon: C)) — mineral

Rough Diamond

Diamond (Pure Carbon: C)

Chalcopyrite-bearing Ore (Chalcopyrite (CuFeS2)) — mineral

Chalcopyrite-bearing Ore

Chalcopyrite (CuFeS2)

Beryl (Variety: Aquamarine) (Beryllium Aluminum Cyclosilicate (Be3Al2Si6O18)) — mineral

Beryl (Variety: Aquamarine)

Beryllium Aluminum Cyclosilicate (Be3Al2Si6O18)

Beryl (var. Heliodor or Aquamarine) (Beryllium Aluminum Cyclosilicate (Be3Al2Si6O18)) — mineral

Beryl (var. Heliodor or Aquamarine)

Beryllium Aluminum Cyclosilicate (Be3Al2Si6O18)

Celestine (Celestite) (Strontium sulfate (SrSO4)) — mineral

Celestine (Celestite)

Strontium sulfate (SrSO4)

Granite (Felsic intrusive igneous rock) — igneous

Granite

Felsic intrusive igneous rock

Copper Ore (Mixed copper sulfides/oxides in gangue matrix) — mineral

Copper Ore

Mixed copper sulfides/oxides in gangue matrix

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

Lepidolite

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

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

Chalcopyrite (Peacock Ore)

Copper Iron Sulfide (CuFeS2)