Rock Identifier

Category

Igneous Rock

Browse igneous rock specimens identified by the Rock Identifier community.

Learn about Igneous Rock in the encyclopedia

Carbonatite

Rock Gypsum

Coral Rock

Rock Salt

Asphalt Rock

Pyroxenite

Basalt

Diorite

Kimberlite

Troctolite

Gabbro

Norite

Granite (Intrusive igneous rock (Felsic)) — igneous

Granite

Intrusive igneous rock (Felsic)

Granite (Felsic intrusive igneous rock) — igneous

Granite

Felsic intrusive igneous rock

Granite with Pyrite or Mica (Phaneritic intrusive igneous rock) — igneous

Granite with Pyrite or Mica

Phaneritic intrusive igneous rock

Likely mica-rich metamorphic rock (schist) (Mica schist, probably biotite–muscovite schist; exact identification requires closer examination) — metamorphic

Likely mica-rich metamorphic rock (schist)

Mica schist, probably biotite–muscovite schist; exact identification requires closer examination

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

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Granite (Granite (Intrusive Igneous Rock)) — igneous

Granite

Granite (Intrusive Igneous Rock)

Granite (Felsic intrusive igneous rock) — igneous

Granite

Felsic intrusive igneous rock

Granite (Felsic intrusive igneous rock) — igneous

Granite

Felsic intrusive igneous rock

Granite (Granite) — igneous

Granite

Granite

Granite (Felsic intrusive igneous rock) — igneous

Granite

Felsic intrusive igneous rock

K-Feldspar Granite Fragment (Granite (Alkali Feldspar-rich)) — igneous

K-Feldspar Granite Fragment

Granite (Alkali Feldspar-rich)

Granite (Granite) — igneous

Granite

Granite

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

Pegmatite (Granitic Pegmatite with Quartz, Feldspar, and Mica)

Granitic Pegmatite

Granite (Felsic intrusive igneous rock) — igneous

Granite

Felsic intrusive igneous rock

Granite (Intrusive Igneous Rock) — igneous

Granite

Intrusive Igneous Rock

Basalt River Stone (Aphanitic Mafic Igneous Rock (Basalt)) — igneous

Basalt River Stone

Aphanitic Mafic Igneous Rock (Basalt)

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

Milky Quartz

Quartz (Silicon Dioxide - SiO2)

Granite Pebble (Intrusive Igneous Rock) — igneous

Granite Pebble

Intrusive Igneous Rock

Granite (Intrusive Igneous Rock) — igneous

Granite

Intrusive Igneous Rock

Granite (Intrusive Igneous Rock) — igneous

Granite

Intrusive Igneous Rock

Granite (Intrusive Igneous Rock) — igneous

Granite

Intrusive Igneous Rock

Weathered granitic rock fragment (Granite, likely quartz–feldspar–biotite aggregate) — igneous

Weathered granitic rock fragment

Granite, likely quartz–feldspar–biotite aggregate

Granite (Felsic intrusive igneous rock) — igneous

Granite

Felsic intrusive igneous rock

Granite (Granite (Plutonic Igneous Rock)) — igneous

Granite

Granite (Plutonic Igneous Rock)

Granite Cobble (Granite (Felsic Intrusive)) — igneous

Granite Cobble

Granite (Felsic Intrusive)

Epidote (Epidote Group (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))) — metamorphic

Epidote

Epidote Group (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))

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

Tumbled pink granite (Granite (quartz, feldspar, and mica; exact variety uncertain)) — igneous

Tumbled pink granite

Granite (quartz, feldspar, and mica; exact variety uncertain)

Granite Pebble (Granite (composed primarily of Quartz, Feldspar, and Mica)) — igneous

Granite Pebble

Granite (composed primarily of Quartz, Feldspar, and Mica)

Granite (Felsic intrusive igneous rock) — igneous

Granite

Felsic intrusive igneous rock

Granite (Granite) — igneous

Granite

Granite

Schorl (Black Tourmaline) in Granite (NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)) — igneous

Schorl (Black Tourmaline) in Granite

NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)

K-Feldspar Granite Fragment (Felsic Plutonic Rock (Granite)) — igneous

K-Feldspar Granite Fragment

Felsic Plutonic Rock (Granite)

Granite (Intrusive Igneous Rock) — igneous

Granite

Intrusive Igneous Rock

Granite (Intrusive Igneous Rock) — igneous

Granite

Intrusive Igneous Rock

Granite (Intrusive Igneous Rock) — igneous

Granite

Intrusive Igneous Rock

Granite (Intrusive Igneous Rock) — igneous

Granite

Intrusive Igneous Rock

Granite (Intrusive Igneous Rock) — igneous

Granite

Intrusive Igneous Rock

Granite (Intrusive Igneous Rock) — igneous

Granite

Intrusive Igneous Rock

Rounded gray sandstone or siltstone cobble (Lithified quartz–feldspar–clay sediment; exact petrographic identification requires testing) — sedimentary

Rounded gray sandstone or siltstone cobble

Lithified quartz–feldspar–clay sediment; exact petrographic identification requires testing

Granite (Phaneritic Intrusive Igneous Rock (primarily Quartz, Feldspar, and Mica)) — igneous

Granite

Phaneritic Intrusive Igneous Rock (primarily Quartz, Feldspar, and Mica)

Granite (Felsic intrusive igneous rock) — igneous

Granite

Felsic intrusive igneous rock