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

Pyrite

Carbonatite

Acanthite

Aventurine Feldspar

Aventurine Feldspar

Galena

Bronzite

Gold Sheen Obsidian

Pegmatite with muscovite mica (Granitic pegmatite; quartz (SiO₂), feldspar, and muscovite (KAl₂(AlSi₃O₁₀)(OH)₂), locally biotite/tourmaline) — igneous

Pegmatite with muscovite mica

Granitic pegmatite; quartz (SiO₂), feldspar, and muscovite (KAl₂(AlSi₃O₁₀)(OH)₂), locally biotite/tourmaline

Granitic Pegmatite (Granitic Pegmatite (primarily SiO2 with KAlSi3O8)) — igneous

Granitic Pegmatite

Granitic Pegmatite (primarily SiO2 with KAlSi3O8)

Granitic Pegmatite (Granite Pegmatite (typically containing Quartz SiO2, Feldspar KAlSi3O8, and Muscovite)) — Igneous

Granitic Pegmatite

Granite Pegmatite (typically containing Quartz SiO2, Feldspar KAlSi3O8, and Muscovite)

Pegmatite (with Quartz and Feldspar) (Granitic Pegmatite) — igneous

Pegmatite (with Quartz and Feldspar)

Granitic Pegmatite

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

Rose Quartz

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

Pyrite (Pyrite (Iron Disulfide), FeS2) — Mineral

Pyrite

Pyrite (Iron Disulfide), FeS2

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

Celestine (Celestite)

Strontium sulfate (SrSO4)

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

Lepidolite

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

Pegmatite (Granitic) (Granitic Pegmatite containing Quartz, Feldspar, and Tourmaline (Schorl)) — igneous

Pegmatite (Granitic)

Granitic Pegmatite containing Quartz, Feldspar, and Tourmaline (Schorl)

Pegmatite (Granitic) (Granitic Pegmatite) — igneous

Pegmatite (Granitic)

Granitic Pegmatite

Diamond (Carbon (C)) — gemstone

Diamond

Carbon (C)

Amethyst (Purple), Sulfur (Yellow), and Blue Apatite (SiO2 (Quartz), S (Native Sulfur), Ca5(PO4)3(F,Cl,OH) (Apatite Group)) — mineral

Amethyst (Purple), Sulfur (Yellow), and Blue Apatite

SiO2 (Quartz), S (Native Sulfur), Ca5(PO4)3(F,Cl,OH) (Apatite Group)

Quartz-rich pegmatite (likely feldspar–quartz rock) (Granitic pegmatite; chiefly quartz (SiO₂) and feldspar, with minor mica and dark accessory minerals) — igneous

Quartz-rich pegmatite (likely feldspar–quartz rock)

Granitic pegmatite; chiefly quartz (SiO₂) and feldspar, with minor mica and dark accessory minerals

Pegmatite (Igneous Pegmatite (felsic intrusive rock)) — igneous

Pegmatite

Igneous Pegmatite (felsic intrusive rock)

Pegmatitic granite (likely feldspar–quartz–mica rock) (Granitic pegmatite; chiefly K-feldspar and quartz, with mica and iron-oxide staining) — igneous

Pegmatitic granite (likely feldspar–quartz–mica rock)

Granitic pegmatite; chiefly K-feldspar and quartz, with mica and iron-oxide staining

Aquamarine (Beryl (Be3Al2Si6O18 with trace Fe2+)) — mineral

Aquamarine

Beryl (Be3Al2Si6O18 with trace Fe2+)

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

Tumbled rose quartz (Quartz (SiO₂), pink variety) — mineral

Tumbled rose quartz

Quartz (SiO₂), pink variety

Pegmatitic quartz–feldspar rock with dark mica (Granitic pegmatite; quartz (SiO₂), feldspar, and biotite mica) — igneous

Pegmatitic quartz–feldspar rock with dark mica

Granitic pegmatite; quartz (SiO₂), feldspar, and biotite mica

Quartz Geode (Silicon Dioxide (SiO2) in Calcareous or Siliceous Matrix) — mineral

Quartz Geode

Silicon Dioxide (SiO2) in Calcareous or Siliceous Matrix

Amethyst Geode (Amethyst (Silicon Dioxide, SiO2)) — mineral

Amethyst Geode

Amethyst (Silicon Dioxide, SiO2)

Aquamarine (Beryl (Be3Al2Si6O18)) — mineral

Aquamarine

Beryl (Be3Al2Si6O18)

Banded Agate (Tumbled) (Silicon Dioxide (SiO2) - Microcrystalline Quartz) — mineral

Banded Agate (Tumbled)

Silicon Dioxide (SiO2) - Microcrystalline Quartz

Banded Agate (Silicon Dioxide (SiO2) - Chalcedony Variety) — mineral

Banded Agate

Silicon Dioxide (SiO2) - Chalcedony Variety

Quartz-rich pegmatitic rock (likely quartz–feldspar–mica specimen) (Granitic pegmatite; mainly quartz (SiO₂), feldspar, and dark mica/amphibole) — igneous

Quartz-rich pegmatitic rock (likely quartz–feldspar–mica specimen)

Granitic pegmatite; mainly quartz (SiO₂), feldspar, and dark mica/amphibole

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

Lepidolite on Pegmatite

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

Quartz (Golden Quartz / Citrine / Iron-stained Quartz) (Silicon Dioxide (SiO2)) — mineral

Quartz (Golden Quartz / Citrine / Iron-stained Quartz)

Silicon Dioxide (SiO2)

Granitic Pegmatite (Granitic Pegmatite (principally Quartz, Feldspar, and Mica)) — igneous

Granitic Pegmatite

Granitic Pegmatite (principally Quartz, Feldspar, and Mica)

Pegmatite (White Granite variant) (Pegmatitic Granite (Quartz and Feldspar rich)) — igneous

Pegmatite (White Granite variant)

Pegmatitic Granite (Quartz and Feldspar rich)

Granitic Pegmatite (Granite Pegmatite (principally KAlSi3O8, SiO2, and KAl2(AlSi3O10)(OH)2)) — igneous

Granitic Pegmatite

Granite Pegmatite (principally KAlSi3O8, SiO2, and KAl2(AlSi3O10)(OH)2)

Quartz with Mica (Pegmatite) (Quartz (SiO2) and Muscovite (KAl2(AlSi3O10)(OH)2)) — igneous

Quartz with Mica (Pegmatite)

Quartz (SiO2) and Muscovite (KAl2(AlSi3O10)(OH)2)

Fuchsite Quartzite (Fuchsite-bearing Quartzite) — Metamorphic

Fuchsite Quartzite

Fuchsite-bearing Quartzite

Blue Quartz (or Blue Aventurine) (Silicon Dioxide (SiO2) with inclusions (typically Crocidolite or Dumortierite)) — mineral

Blue Quartz (or Blue Aventurine)

Silicon Dioxide (SiO2) with inclusions (typically Crocidolite or Dumortierite)

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

Celestite (Celestine)

Strontium sulfate (SrSO4)

Diamond (or Cubic Zirconia simulant) (Carbon (C) - Diamond / Zirconium dioxide (ZrO2) - CZ) — mineral

Diamond (or Cubic Zirconia simulant)

Carbon (C) - Diamond / Zirconium dioxide (ZrO2) - CZ

Granitic Pegmatite (Coarse-grained Granite (KAlSi3O8 + SiO2)) — igneous

Granitic Pegmatite

Coarse-grained Granite (KAlSi3O8 + SiO2)

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

Banded Agate (Silicon Dioxide (SiO2) - Chalcedony) — mineral

Banded Agate

Silicon Dioxide (SiO2) - Chalcedony

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

Lepidolite in Pegmatite

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

Granite Pegmatite (Coarse-grained Granite (SiO2 - Aluminum and Alkalies)) — igneous

Granite Pegmatite

Coarse-grained Granite (SiO2 - Aluminum and Alkalies)

Green Calcite (Calcite (CaCO3)) — mineral

Green Calcite

Calcite (CaCO3)

Quartz-rich pegmatite, possibly with mica and feldspar (Granitic pegmatite; mainly quartz (SiO₂), feldspar, and biotite/muscovite mica) — igneous

Quartz-rich pegmatite, possibly with mica and feldspar

Granitic pegmatite; mainly quartz (SiO₂), feldspar, and biotite/muscovite mica