Granite
Phaneritic Igneous Rock (composed primarily of Quartz, Feldspar, and Mica)
igneous
Category
Metamorphic Rock (Composed Of Multiple Minerals)
Browse metamorphic rock (composed of multiple minerals) specimens identified by the Rock Identifier community.
Granite
Phaneritic plutonic rock (Quartz, Alkali Feldspar, and Plagioclase)
igneous
Banded Gneiss
Gneiss (Metamorphic Rock)
metamorphic
Jade (Nephrite or Jadeite)
Nephrite (Ca2(Mg,Fe)5Si8O22(OH)2) or Jadeite (Na(Al,Fe3+)Si2O6)
Mineral
Gneiss (with Mica and Quartz)
Gneissic Metamorphic Rock
metamorphic
Granite with Mafic Inclusions
Granite (Phaneritic igneous rock composed of Quartz, Feldspar, and Mica)
igneous
Sandstone
Arenite
sedimentary
Gneiss (Cobble)
Gneiss
metamorphic
Gneiss (specifically Granitic Gneiss)
Gneissic Metamorphic Rock
metamorphic
Granite (Dioritic variant)
Phaneritic Felsic Igneous Rock (primarily Quartz, Feldspar, and Mica)
igneous
Granite Gneiss
Gneiss (High-grade regional metamorphic rock)
metamorphic
Quartz (Milky/Crystalline)
Silicon Dioxide (SiO2)
mineral
Gneiss
Gneiss (High-grade regional metamorphic rock)
Metamorphic
Serpentine
Antigorite, Lizardite, or Chrysotile (Mg, Fe)3Si2O5(OH)4
metamorphic
Granite
Granite (a common rock type, not a single mineral species)
Igneous
Gneiss
Gneiss (High-grade metamorphic rock)
metamorphic
Desert Varnish (on Sandstone)
Rock Varnish (composed of Manganese oxides, Iron oxides, and Clay minerals)
sedimentary
Garnet Schist
Almandine Garnet in Mica Schist (Fe3Al2(SiO4)3)
metamorphic
Quartz
Quartz (SiO₂)
Mineral
Almandine Garnet in Schist
Almandine, Fe3Al2(SiO4)3
metamorphic
Bauxite
Bauxite (mixture of Hydrous Aluminum Oxides)
sedimentary
Graphic Granite (Zebra Rock)
Pegmatitic Granite (composed of Quartz and K-Feldspar)
igneous
Gneiss
Gneissic Metamorphic Rock
metamorphic
Granite
Phaneritic Igneous Rock (composed mostly of Quartz, Feldspar, and Mica)
igneous
Conglomerate (Puddingstone)
Conglomerate (specifically, clastic sedimentary rock)
Sedimentary
Garnetiferous Pegmatite
Pegmatite with Almandine Garnet and Muscovite
igneous
Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Dragon Stone
Argillaceous Sedimentary Rock (Ohko Stone)
sedimentary
Sandstone
Sandstone (lithified quartz arenite, arkose, graywacke, etc. depending on composition)
Sedimentary Rock
Sandstone
Arenite (primarily SiO2)
sedimentary
Quartzite (River Pebble)
Quartzite (composed primarily of Silica, SiO2)
metamorphic
Lapis Lazuli
Lapis lazuli (complex rock composed of Lazurite, Calcite, and Pyrite)
metamorphic
Calcite (likely a tumbled specimen)
Calcite (CaCO 3 )
Mineral
Sandstone
Quartz Arenite (a type of sandstone composed of more than 90% quartz)
Sedimentary Rock
Gneiss
Gneiss
metamorphic
Sandstone
Arenite (primarily SiO2)
sedimentary
Gneiss
Gneiss (High-grade Regional Metamorphic Rock)
metamorphic
Sandstone (Pebble)
Sandstone (arenite, arkose, wacke depending on composition)
sedimentary
Sandstone
Arenite (primarily SiO2)
sedimentary
Gneiss
Gneiss (High-grade Metamorphic Rock)
metamorphic
Sodalite
Sodalite - Na8(Al6Si6O24)Cl2
Mineral
Gneiss
High-grade regional metamorphic rock (Foliated)
metamorphic