Rock Identifier

Category

Igneous Or Metamorphic (Base Stone); Anthropogenic (Decoration)

Browse igneous or metamorphic (base stone); anthropogenic (decoration) specimens identified by the Rock Identifier community.

Learn about Igneous Or Metamorphic (Base Stone); Anthropogenic (Decoration) in the encyclopedia

Sard

Anthracite

Soapstone

Troctolite

Verdite

Cordierite Hornfels

Cordierite Hornfels

Migmatite

Dalmatian Jasper

Dalmatian Jasper

Jet

Lapis Lazuli

Apophyllite

Hornblende Schist

Hornblende Schist

Granite (Granite (Felsic Plutonic Rock)) — igneous

Granite

Granite (Felsic Plutonic Rock)

Granite (Granite) — igneous

Granite

Granite

Granite (Granite (Felsic Plutonic Rock)) — igneous

Granite

Granite (Felsic Plutonic Rock)

Red Jasper (Silicon dioxide (SiO2) with iron oxide inclusions) — sedimentary

Red Jasper

Silicon dioxide (SiO2) with iron oxide inclusions

Quartz Vein in Host Rock (Silicon Dioxide (SiO2)) — mineral

Quartz Vein in Host Rock

Silicon Dioxide (SiO2)

Chert on Volcanic Host Rock (Sedimentary Chert (SiO2) within Basalt or Andesite) — sedimentary

Chert on Volcanic Host Rock

Sedimentary Chert (SiO2) within Basalt or Andesite

Biotite Mica (K(Mg,Fe)3AlSi3O10(OH)2) — Mineral in a matrix (likely quartz or feldspar)

Biotite Mica

K(Mg,Fe)3AlSi3O10(OH)2

Mineral in a matrix (likely quartz or feldspar)

Quartzite (Quartzite (SiO2)) — metamorphic

Quartzite

Quartzite (SiO2)

Basalt Pebble (Extrusive mafic igneous rock) — igneous

Basalt Pebble

Extrusive mafic igneous rock

Diorite (Porphyritic) / Granite (Plutonic Igneous Rock (Granodiorite / Diorite)) — igneous

Diorite (Porphyritic) / Granite

Plutonic Igneous Rock (Granodiorite / Diorite)

Slate with Quartz Vein (Foliated Metamorphic Rock (Mainly Quartz, Muscovite, Chlorite)) — metamorphic

Slate with Quartz Vein

Foliated Metamorphic Rock (Mainly Quartz, Muscovite, Chlorite)

Basalt Pebble (Extrusive Igneous Rock) — igneous

Basalt Pebble

Extrusive Igneous Rock

Labradorite (Labradorite (Ca,Na)(Al,Si)4O8) — mineral

Labradorite

Labradorite (Ca,Na)(Al,Si)4O8

Basalt Pebble (Basalt) — igneous

Basalt Pebble

Basalt

Granite (Phaneritic intrusive igneous rock (Quartz, Feldspar, Mica)) — igneous

Granite

Phaneritic intrusive igneous rock (Quartz, Feldspar, Mica)

Granite (Phaneritic plutonic rock (Quartz, Feldspar, Mica)) — igneous

Granite

Phaneritic plutonic rock (Quartz, Feldspar, Mica)

Basalt (Water-worn Pebble) (Basalt) — igneous

Basalt (Water-worn Pebble)

Basalt

Quartzite (River Pebble) (Quartzite (SiO2)) — metamorphic

Quartzite (River Pebble)

Quartzite (SiO2)

Granite (Phaneritic Felsic Intrusive Igneous Rock) — igneous

Granite

Phaneritic Felsic Intrusive Igneous Rock

Granite (Granite (composed primarily of Quartz, Plagioclase, Alkali Feldspar, and Biotite/Amphibole)) — igneous

Granite

Granite (composed primarily of Quartz, Plagioclase, Alkali Feldspar, and Biotite/Amphibole)

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

Granite

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

Aquamarine (Beryl (Be3Al2Si6O18)) — Mineral

Aquamarine

Beryl (Be3Al2Si6O18)

Rough Gemstone Grains (Mixed Sapphires and Quartz) (Corundum (Al2O3) and Quartz (SiO2)) — mineral

Rough Gemstone Grains (Mixed Sapphires and Quartz)

Corundum (Al2O3) and Quartz (SiO2)

Quartz Pebble (with Dark Volcanic/Sedimentary Inclusion) (Silicon Dioxide (SiO2)) — sedimentary

Quartz Pebble (with Dark Volcanic/Sedimentary Inclusion)

Silicon Dioxide (SiO2)

Citrine Quartz (Silicon Dioxide (SiO2)) — mineral

Citrine Quartz

Silicon Dioxide (SiO2)

Biotite (Black Mica) (Biotite [K(Mg,Fe)3(AlSi3O10)(F,OH)2]) — mineral

Biotite (Black Mica)

Biotite [K(Mg,Fe)3(AlSi3O10)(F,OH)2]

Diorite (Intermediate intrusive igneous rock) — igneous

Diorite

Intermediate intrusive igneous rock

Granodiorite (Granodiorite (Intermediate plutonic rock)) — igneous

Granodiorite

Granodiorite (Intermediate plutonic rock)

Porphyritic Basalt or Andesite (Porphyritic Basalt/Andesite) — Igneous

Porphyritic Basalt or Andesite

Porphyritic Basalt/Andesite

Basalt (Basalt (Mafic Extrusive Igneous Rock)) — igneous

Basalt

Basalt (Mafic Extrusive Igneous Rock)

Diorite (Phaneritic intermediate plutonic rock) — igneous

Diorite

Phaneritic intermediate plutonic rock

Granite (Granite) — Igneous

Granite

Granite

Granite (Plutonic felsic rock (Quartz, Feldspar, Mica)) — igneous

Granite

Plutonic felsic rock (Quartz, Feldspar, Mica)

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

Granite

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

Basalt (Mafic volcanic rock (Silicon dioxide 45-52%)) — igneous

Basalt

Mafic volcanic rock (Silicon dioxide 45-52%)

Basalt with Amygdules (Amygdaloidal Basalt) — igneous

Basalt with Amygdules

Amygdaloidal Basalt

Basalt (Extrusive Igneous Rock) — igneous

Basalt

Extrusive Igneous Rock

Basalt (Mafic Igneous Rock) — igneous

Basalt

Mafic Igneous Rock

Granite (Granite (Phaneritic Quartz-Feldspar Plutonic Rock)) — igneous

Granite

Granite (Phaneritic Quartz-Feldspar Plutonic Rock)

Amazonite in Pegmatite Matrix with Smoky Quartz (K(AlSi3O8) - Microcline (var. Amazonite) with SiO2 (Quartz)) — Mineral

Amazonite in Pegmatite Matrix with Smoky Quartz

K(AlSi3O8) - Microcline (var. Amazonite) with SiO2 (Quartz)

Granite (Phaneritic Plutonic Felsic Rock) — igneous

Granite

Phaneritic Plutonic Felsic Rock

Granite (Phaneritic Plutonic Felsic Rock) — igneous

Granite

Phaneritic Plutonic Felsic Rock