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

Rose Quartz (Silicon Dioxide (SiO2)) — mineral

Rose Quartz

Silicon Dioxide (SiO2)

Banded Gneiss (Gneiss (Metamorphic Rock)) — metamorphic

Banded Gneiss

Gneiss (Metamorphic Rock)

Pink Granite (Phaneritic Felsic Igneous Plutonic Rock) — igneous

Pink Granite

Phaneritic Felsic Igneous Plutonic Rock

Quartz Pebble (Silicon Dioxide (SiO2)) — sedimentary

Quartz Pebble

Silicon Dioxide (SiO2)

Basalt River Cobble (Vitreous aphanitic Basalt) — igneous

Basalt River Cobble

Vitreous aphanitic Basalt

Basalt (Basalt) — igneous

Basalt

Basalt

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

Scoria (Lava Rock)

Scoria (Mafic volcanic rock)

Vesicular Basalt (Aphanitic Mafic Volcanic Rock) — igneous

Vesicular Basalt

Aphanitic Mafic Volcanic Rock

Basalt Pebble (Basalt (Mafic Volcanic Rock)) — igneous

Basalt Pebble

Basalt (Mafic Volcanic Rock)

Basalt with Olivine Phenocrysts (Aphanitic Mafic Volcanic Rock (Basalt)) — igneous

Basalt with Olivine Phenocrysts

Aphanitic Mafic Volcanic Rock (Basalt)

Basalt Beach Pebble (Basalt (Aphanitic Mafic Volcanic Rock)) — igneous

Basalt Beach Pebble

Basalt (Aphanitic Mafic Volcanic Rock)

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

Basalt River Stone

Basalt (Aphanitic Mafic Volcanic Rock)

Granite with Hematite staining (Granitoid (Quartz, Feldspar, Mica) with Iron Oxide (Fe2O3)) — igneous

Granite with Hematite staining

Granitoid (Quartz, Feldspar, Mica) with Iron Oxide (Fe2O3)

Magnetite with Serpentine (Magnetite (Fe3O4) in Serpentine Matrix) — mineral

Magnetite with Serpentine

Magnetite (Fe3O4) in Serpentine Matrix

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Gneiss (Gneiss) — metamorphic

Gneiss

Gneiss

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Basalt with Quartz/Calcite matrix (Basalt (SiO2 with Ca/Mg/Fe silicates) on a Mineral Matrix) — igneous

Basalt with Quartz/Calcite matrix

Basalt (SiO2 with Ca/Mg/Fe silicates) on a Mineral Matrix

Basalt River Stone with Quartz Vein (Basalt (Mafic volcanic rock)) — igneous

Basalt River Stone with Quartz Vein

Basalt (Mafic volcanic rock)

Banded Gneiss (Gneiss (High-grade metamorphic rock)) — metamorphic

Banded Gneiss

Gneiss (High-grade metamorphic rock)

Gneiss (High-grade Metamorphic Gneiss) — metamorphic

Gneiss

High-grade Metamorphic Gneiss

Blue Apatite (Apatite - Ca5(PO4)3(F,Cl,OH)) — mineral

Blue Apatite

Apatite - Ca5(PO4)3(F,Cl,OH)

Garnet (Almandine (Fe3Al2(SiO4)3)) — mineral

Garnet

Almandine (Fe3Al2(SiO4)3)

Basalt (Vesicular) (Basalt (Extrusive Igneous)) — igneous

Basalt (Vesicular)

Basalt (Extrusive Igneous)

Basalt with Quartz/Feldspar Vein (Mafic Volcanic Rock (Basalt) with SiO2 hydrothermal vein) — igneous

Basalt with Quartz/Feldspar Vein

Mafic Volcanic Rock (Basalt) with SiO2 hydrothermal vein

Amphibolite (Amphibolite (rich in amphibole and plagioclase feldspar)) — metamorphic

Amphibolite

Amphibolite (rich in amphibole and plagioclase feldspar)

Basalt (Basalt) — igneous

Basalt

Basalt

Basalt River Pebble (Basalt) — igneous

Basalt River Pebble

Basalt

Basalt (Aphanitic Mafic Volcanic Rock (Fe/Mg rich)) — igneous

Basalt

Aphanitic Mafic Volcanic Rock (Fe/Mg rich)

Basalt (Vesicular) (Basalt) — igneous

Basalt (Vesicular)

Basalt

Basalt (Basalt) — igneous

Basalt

Basalt

Basalt with Calcite Veins (Aphanitic mafic volcanic rock with CaCO3 inclusions) — igneous

Basalt with Calcite Veins

Aphanitic mafic volcanic rock with CaCO3 inclusions

Gray Basalt Cobble (Basalt) — igneous

Gray Basalt Cobble

Basalt

Basalt (Basalt (principally Plagioclase Feldspar and Pyroxene)) — igneous

Basalt

Basalt (principally Plagioclase Feldspar and Pyroxene)

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

Basalt

Basalt (dominated by plagioclase feldspar and pyroxene)

Basalt with vesicles (Vesicular Basalt) — igneous

Basalt with vesicles

Vesicular Basalt

Basalt (Basalt (primarily Plagioclase feldspar and Pyroxene)) — igneous

Basalt

Basalt (primarily Plagioclase feldspar and Pyroxene)

Basalt pebble (Basalt) — igneous

Basalt pebble

Basalt

Basalt (Basalt) — igneous

Basalt

Basalt

Granite (Granite) — Igneous

Granite

Granite

Granitic Pegmatite (Granite (with coarse-grained Quartz, Feldspar, and Mica components)) — igneous

Granitic Pegmatite

Granite (with coarse-grained Quartz, Feldspar, and Mica components)

Basalt River Cobble (Basalt) — igneous

Basalt River Cobble

Basalt