Rock Identifier

Category

Igneous Rock

Browse igneous rock specimens identified by the Rock Identifier community.

Learn about Igneous Rock in the encyclopedia

Carbonatite

Carbonatite

Rock Gypsum

Rock Gypsum

Rock Salt

Rock Salt

Coral Rock

Coral Rock

Asphalt Rock

Asphalt Rock

Pyroxenite

Pyroxenite

Basalt

Basalt

Diorite

Diorite

Kimberlite

Kimberlite

Norite

Norite

Troctolite

Troctolite

Gabbro

Gabbro

Basalt with Plagioclase Microphenocrysts (Amygdaloidal or Porphyritic Basalt) — igneous

Basalt with Plagioclase Microphenocrysts

Amygdaloidal or Porphyritic Basalt

Basalt Pebble (Basalt) — igneous

Basalt Pebble

Basalt

Basalt (River Stone) (Basalt) — igneous

Basalt (River Stone)

Basalt

Basalt pebble (Basalt) — igneous

Basalt pebble

Basalt

Basalt (tumbled/river-worn) (Mafic volcanic rock (primarily plagioclase feldspar and pyroxene)) — igneous

Basalt (tumbled/river-worn)

Mafic volcanic rock (primarily plagioclase feldspar and pyroxene)

Basalt River Pebbles (Mafic Volcanic Rock (主要成分: SiO2, MgO, FeO)) — igneous

Basalt River Pebbles

Mafic Volcanic Rock (主要成分: SiO2, MgO, FeO)

Basalt (Basalt (composition of plagioclase feldspar and pyroxene)) — Igneous

Basalt

Basalt (composition of plagioclase feldspar and pyroxene)

Basalt (Basalt (primarily composed of Plagioclase Feldspar and Pyroxene)) — igneous

Basalt

Basalt (primarily composed of Plagioclase Feldspar and Pyroxene)

Basalt (Porphyritic) (Porphyritic Basalt) — igneous

Basalt (Porphyritic)

Porphyritic Basalt

Basalt (River Stone) (Basalt) — igneous

Basalt (River Stone)

Basalt

Peridotite (Peridotite (primarily Olivine and Pyroxene)) — igneous

Peridotite

Peridotite (primarily Olivine and Pyroxene)

Basalt (Basalt (dominated by plagioclase feldspar, pyroxene, and olivine)) — igneous

Basalt

Basalt (dominated by plagioclase feldspar, pyroxene, and olivine)

Basalt Pebble (Basalt) — igneous

Basalt Pebble

Basalt

Basalt (Basalt (Mafic Extrusive)) — igneous

Basalt

Basalt (Mafic Extrusive)

Basalt (River Stone) (Basalt) — igneous

Basalt (River Stone)

Basalt

Basalt Pebble (Basalt) — igneous

Basalt Pebble

Basalt

Basalt (Basalt (Aphanitic Mafic Volcanic)) — igneous

Basalt

Basalt (Aphanitic Mafic Volcanic)

Basalt River Stone (Basalt) — igneous

Basalt River Stone

Basalt

Pink Granite (Granite (enriched in Potassium Feldspar)) — igneous

Pink Granite

Granite (enriched in Potassium Feldspar)

Granite (Granite (compositionally of Quartz, Alkali Feldspar, and Plagioclase)) — igneous

Granite

Granite (compositionally of Quartz, Alkali Feldspar, and Plagioclase)

Basalt (Basalt (dominated by Plagioclase and Pyroxene)) — igneous

Basalt

Basalt (dominated by Plagioclase and Pyroxene)

River Stone (Basalt) (Basalt) — igneous

River Stone (Basalt)

Basalt

Vesicular Basalt (or Scoria) (Vesicular Basalt) — igneous

Vesicular Basalt (or Scoria)

Vesicular Basalt

Granitic Pegmatite (Pegmatite containing Quartz, Feldspar, and Muscovite mica) — igneous

Granitic Pegmatite

Pegmatite containing Quartz, Feldspar, and Muscovite mica

Amygdaloidal Basalt (Amygdaloidal Basalt (Mafic volcanic rock)) — igneous

Amygdaloidal Basalt

Amygdaloidal Basalt (Mafic volcanic rock)

Granatic Pegmatite (Pegmatitic Granite) — igneous

Granatic Pegmatite

Pegmatitic Granite

Basalt with Olivine (Peridot) (Basalt containing (Mg,Fe)2SiO4) — igneous

Basalt with Olivine (Peridot)

Basalt containing (Mg,Fe)2SiO4

Pink Granite (Granite (Felsic Plutonic Rock)) — igneous

Pink Granite

Granite (Felsic Plutonic Rock)

Scoria (Lava Rock) (Scoria (extrusive volcanic rock)) — igneous

Scoria (Lava Rock)

Scoria (extrusive volcanic rock)

Quartz (Druzy) (Silicon Dioxide (SiO2)) — mineral

Quartz (Druzy)

Silicon Dioxide (SiO2)

Obsidian (Obsidian (Volcanic Glass)) — igneous

Obsidian

Obsidian (Volcanic Glass)

Granite (Granite (Mainly Quartz, Alkali Feldspar, and Plagioclase)) — igneous

Granite

Granite (Mainly Quartz, Alkali Feldspar, and Plagioclase)

Olivine (Peridotite) ((Mg, Fe)2SiO4 (Magnesium Iron Silicate)) — igneous

Olivine (Peridotite)

(Mg, Fe)2SiO4 (Magnesium Iron Silicate)

Basalt Pebble (Basalt) — igneous

Basalt Pebble

Basalt

Vesicular Basalt (Vesicular Basalt (Aphanitic-Vesicular Mafic Rock)) — igneous

Vesicular Basalt

Vesicular Basalt (Aphanitic-Vesicular Mafic Rock)

Basalt (Basalt) — igneous

Basalt

Basalt

Pumice (Pumicite) — igneous

Pumice

Pumicite

Basalt (Basalt (containing Pyroxene, Plagioclase feldspar, and Olivine)) — igneous

Basalt

Basalt (containing Pyroxene, Plagioclase feldspar, and Olivine)

Pink Granite (Phaneritic Granitoid (K-Feldspar rich)) — igneous

Pink Granite

Phaneritic Granitoid (K-Feldspar rich)

Basalt (Beach Pebble) (Basalt) — igneous

Basalt (Beach Pebble)

Basalt

Basalt (Basalt) — igneous

Basalt

Basalt

Lava Rock (Scoria) (Scoria (Basaltic Scoria)) — igneous

Lava Rock (Scoria)

Scoria (Basaltic Scoria)