Rock Identifier

Category

Igneous

Browse igneous specimens identified by the Rock Identifier community.

Learn about Igneous in the encyclopedia

Albitite

Alnöite

Andesite

Anorthosite

Apache Tears

Banded Obsidian

Banded Obsidian

Basalt

Black Obsidian

Blue Pearl Granite

Blue Pearl Granite

Boninite

Bostonite

Brown Obsidian

Granite (Intrusive Igneous Rock) — igneous

Granite

Intrusive Igneous Rock

Granite (Intrusive Igneous Rock) — igneous

Granite

Intrusive Igneous Rock

Scoria (Volcanic Cinder) (Extrusive Igneous Rock) — igneous

Scoria (Volcanic Cinder)

Extrusive Igneous Rock

Basalt Pebble (Extrusive igneous rock) — igneous

Basalt Pebble

Extrusive igneous rock

Granite (Intrusive Igneous Rock) — igneous

Granite

Intrusive Igneous Rock

Basalt (Extrusive Igneous Rock) — igneous

Basalt

Extrusive Igneous Rock

Basalt (Extrusive Igneous Rock) — igneous

Basalt

Extrusive Igneous Rock

Granite (Intrusive Igneous Rock) — igneous

Granite

Intrusive Igneous Rock

Basalt Pebble (Extrusive Igneous Rock) — igneous

Basalt Pebble

Extrusive Igneous Rock

Basalt (Extrusive Igneous Rock) — igneous

Basalt

Extrusive Igneous Rock

Porphyry (likely Porphyritic Andesite or Basalt) (Porphyritic Igneous Rock) — igneous

Porphyry (likely Porphyritic Andesite or Basalt)

Porphyritic Igneous Rock

Porphyry (Porphyritic Igneous Rock) — igneous

Porphyry

Porphyritic Igneous Rock

Basalt (Basalt (Igneous Volcanic)) — igneous

Basalt

Basalt (Igneous Volcanic)

Diorite (Intrusive Igneous Diorite) — igneous

Diorite

Intrusive Igneous Diorite

Diorite (Intrusive Igneous Diorite) — igneous

Diorite

Intrusive Igneous Diorite

Basalt (Mafic Igneous Rock) — igneous

Basalt

Mafic Igneous Rock

Basalt (Mafic Igneous Rock) — igneous

Basalt

Mafic Igneous Rock

Basalt (Mafic Igneous Rock) — igneous

Basalt

Mafic Igneous Rock

Basalt (Mafic Igneous Basalt) — igneous

Basalt

Mafic Igneous Basalt

Basalt (Mafic Igneous Rock) — igneous

Basalt

Mafic Igneous Rock

Diorite (Intrusive Igneous Diorite) — igneous

Diorite

Intrusive Igneous Diorite

Basalt River Stone (Basaltic Igneous Rock) — igneous

Basalt River Stone

Basaltic Igneous Rock

Porphyry (Porphyritic Basalt / Porphyritic Andesite) (Porphyritic Igneous Rock) — igneous

Porphyry (Porphyritic Basalt / Porphyritic Andesite)

Porphyritic Igneous Rock

Red Garnet (likely Almandine or Pyrope) (Garnet group: X3Y2(SiO4)3 (e.g., Almandine: Fe3Al2Si3O12)) — mineral

Red Garnet (likely Almandine or Pyrope)

Garnet group: X3Y2(SiO4)3 (e.g., Almandine: Fe3Al2Si3O12)

Mixed Tumbled Rocks and Minerals Collection (Mixed Minerals and Rocks (Quartz, Feldspar, Jasper, Agate, Lapis Lazuli, Sodalite, Rose Quartz, Fluorite, etc.)) — mineral

Mixed Tumbled Rocks and Minerals Collection

Mixed Minerals and Rocks (Quartz, Feldspar, Jasper, Agate, Lapis Lazuli, Sodalite, Rose Quartz, Fluorite, etc.)

Quartz pebble (Silicon dioxide (SiO2)) — mineral

Quartz pebble

Silicon dioxide (SiO2)

Clear Quartz (SiO2 (Silicon Dioxide)) — gemstone

Clear Quartz

SiO2 (Silicon Dioxide)

Mica (Mica group (often Muscovite or Biotite)) — mineral

Mica

Mica group (often Muscovite or Biotite)

Granite (Granite) — igneous

Granite

Granite

Clear Quartz (Silicon Dioxide (SiO2)) — mineral

Clear Quartz

Silicon Dioxide (SiO2)

Yellow Sapphire or Citrine (Al2O3 (Corundum) or SiO2 (Quartz)) — mineral

Yellow Sapphire or Citrine

Al2O3 (Corundum) or SiO2 (Quartz)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Milky Quartz (Quartz (SiO2)) — mineral

Milky Quartz

Quartz (SiO2)

Basalt with Granite Inclusions (Xenolith) (Mafic Igneous Rock (Basalt) with Felsic Igneous Inclusion (Granite)) — igneous

Basalt with Granite Inclusions (Xenolith)

Mafic Igneous Rock (Basalt) with Felsic Igneous Inclusion (Granite)

Dalmatian Stone and Lapis Lazuli (Dalmatian Stone (Felsic Igneous Rock) with Lapis Lazuli) — igneous

Dalmatian Stone and Lapis Lazuli

Dalmatian Stone (Felsic Igneous Rock) with Lapis Lazuli

Tumbled sodalite (Sodalite, Na₈(Al₆Si₆O₂₄)Cl₂) — mineral

Tumbled sodalite

Sodalite, Na₈(Al₆Si₆O₂₄)Cl₂

Rounded quartz-rich pebble, likely milky quartz with iron-oxide inclusions (Quartz (SiO₂), possibly with minor chlorite or iron/manganese oxides) — mineral

Rounded quartz-rich pebble, likely milky quartz with iron-oxide inclusions

Quartz (SiO₂), possibly with minor chlorite or iron/manganese oxides

Rose Quartz (Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese) — mineral

Rose Quartz

Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese

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

Granite

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

Garnetiferous Pegmatite (Pegmatite with Almandine Garnet and Muscovite) — igneous

Garnetiferous Pegmatite

Pegmatite with Almandine Garnet and Muscovite

Granite (Granite (composed of Quartz, Felspar, and Mica)) — igneous

Granite

Granite (composed of Quartz, Felspar, and Mica)

Likely weathered igneous rock fragments (Indeterminate; possibly basaltic or granitic rock with quartz, feldspar, and dark mafic minerals) — igneous

Likely weathered igneous rock fragments

Indeterminate; possibly basaltic or granitic rock with quartz, feldspar, and dark mafic minerals