Rock Identifier

Category

Igneous Or Mineral

Browse igneous or mineral specimens identified by the Rock Identifier community.

Learn about Igneous Or Mineral in the encyclopedia

Carbonatite

Glauconite

Hutcheonite

Halite

Sperrylite

Baddeleyite

Anatase

Brookite

Talc

Euxenite

Eltyubyuite

Buergerite

Granite (Granite) — Igneous

Granite

Granite

Magnetite / Ironstone (Magnetite (Fe3O4)) — mineral

Magnetite / Ironstone

Magnetite (Fe3O4)

Granite with Mineral Vein (Plutonic Igneous Rock) — igneous

Granite with Mineral Vein

Plutonic Igneous Rock

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Magnetite (Magnetite (Fe3O4)) — mineral

Magnetite

Magnetite (Fe3O4)

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

Quartz (Milky/Common Quartz)

Silicon Dioxide (SiO2)

Quartz-rich granite (likely leucocratic granite) (Granite, composed mainly of quartz and feldspar with minor dark minerals) — igneous

Quartz-rich granite (likely leucocratic granite)

Granite, composed mainly of quartz and feldspar with minor dark minerals

Apatite (Calcium phosphate fluoride/chloride, Ca5(PO4)3(F,Cl,OH)) — mineral

Apatite

Calcium phosphate fluoride/chloride, Ca5(PO4)3(F,Cl,OH)

Clear quartz (rock crystal) (Quartz, crystalline silicon dioxide (SiO₂)) — mineral

Clear quartz (rock crystal)

Quartz, crystalline silicon dioxide (SiO₂)

Milky quartz (Quartz (silicon dioxide, SiO₂)) — mineral

Milky quartz

Quartz (silicon dioxide, SiO₂)

Blue-gray mineral specimen (possibly sodalite) (Undetermined; appearance may be consistent with sodalite (Na₈Al₆Si₆O₂₄Cl₂), but the image is insufficient for reliable identification) — mineral

Blue-gray mineral specimen (possibly sodalite)

Undetermined; appearance may be consistent with sodalite (Na₈Al₆Si₆O₂₄Cl₂), but the image is insufficient for reliable identification

Gneiss or Schist (Gneiss or Mica Schist with Garnet) — Metamorphic

Gneiss or Schist

Gneiss or Mica Schist with Garnet

Granite (Intrusive Igneous Rock (Felsic)) — igneous

Granite

Intrusive Igneous Rock (Felsic)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Granite (Intrusive igneous rock) — igneous

Granite

Intrusive igneous rock

Magnetite (Magnetite (Fe3O4)) — mineral

Magnetite

Magnetite (Fe3O4)

Green Quartz (Silicon Dioxide (SiO2)) — mineral

Green Quartz

Silicon Dioxide (SiO2)

Granite (Intrusive igneous rock) — igneous

Granite

Intrusive igneous rock

Granite (Intrusive igneous rock) — igneous

Granite

Intrusive igneous rock

Pegmatite (Quartz with Tourmaline/Biotite inclusions) (Igneous Pegmatite) — igneous

Pegmatite (Quartz with Tourmaline/Biotite inclusions)

Igneous Pegmatite

Muscovite (KAl2(AlSi3O10)(OH)2) — mineral

Muscovite

KAl2(AlSi3O10)(OH)2

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Muscovite (KAl2(AlSi3O10)(OH)2) — mineral

Muscovite

KAl2(AlSi3O10)(OH)2

Kfeldspar (Potassium feldspar (KAlSi3O8)) — mineral

Kfeldspar

Potassium feldspar (KAlSi3O8)

Epidote (Epidote (Ca2(Al,Fe)3(SiO4)3(OH))) — mineral

Epidote

Epidote (Ca2(Al,Fe)3(SiO4)3(OH))

Epidote (Calcium aluminum iron silicate hydroxide, Ca2(Al, Fe)3(SiO4)3(OH)) — mineral

Epidote

Calcium aluminum iron silicate hydroxide, Ca2(Al, Fe)3(SiO4)3(OH)

Feldspar (Feldspar Group (Tectosilicate)) — mineral

Feldspar

Feldspar Group (Tectosilicate)

Muscovite (KAl2(AlSi3O10)(OH)2) — mineral

Muscovite

KAl2(AlSi3O10)(OH)2

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Actinolite (Ca2(Mg,Fe)5Si8O22(OH)2) — mineral

Actinolite

Ca2(Mg,Fe)5Si8O22(OH)2

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Feldspar (Feldspar Group (Tectosilicate, e.g., KAlSi3O8)) — mineral

Feldspar

Feldspar Group (Tectosilicate, e.g., KAlSi3O8)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Quartz (Silicon dioxide (SiO2)) — mineral

Quartz

Silicon dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Quartz Crystal (Silicon Dioxide (SiO2)) — mineral

Quartz Crystal

Silicon Dioxide (SiO2)

Chalcopyrite in Pegmatite (CuFeS2) — mineral

Chalcopyrite in Pegmatite

CuFeS2

Quartz Crystal (Silicon Dioxide (SiO2)) — mineral

Quartz Crystal

Silicon Dioxide (SiO2)

Pyrite in Matrix (Gold-colored Chalcopyrite or Pyrite) (Iron Sulfide (FeS2) / Copper Iron Sulfide (CuFeS2)) — mineral

Pyrite in Matrix (Gold-colored Chalcopyrite or Pyrite)

Iron Sulfide (FeS2) / Copper Iron Sulfide (CuFeS2)

Likely raw rose quartz or pink feldspar fragment (Quartz (SiO₂), possibly pink feldspar such as orthoclase) — mineral

Likely raw rose quartz or pink feldspar fragment

Quartz (SiO₂), possibly pink feldspar such as orthoclase

Sodalite (Sodalite - Na8(Al6Si6O24)Cl2) — mineral

Sodalite

Sodalite - Na8(Al6Si6O24)Cl2