Wishing Stone
Greenschist or Basalt with Quartz/Calcite Vein
metamorphic
Category
Sedimentary Rock
Browse sedimentary rock specimens identified by the Rock Identifier community.
Pink Granite (River Pebble)
Phaneritic Felsic Igneous Rock
igneous
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Granodiorite
Granodiorite (Intermediate intrusive igneous rock)
igneous
Iron Slag
Anthropogenic Iron Silicate
industrial byproduct
Basalt (Vesicular or Scoriaceous)
Aphanitic Mafic Volcanic Rock
igneous
Granite
Phaneritic Igneous Rock (Granite)
igneous
Basalt with Quartz Veins
Basalt (composition: SiO2, MgO, FeO, Al2O3, CaO)
igneous
Porphyritic Basalt
Basalt (with plagioclase phenocrysts)
igneous
Olivine (Peridotite)
(Mg, Fe)2SiO4 (Magnesium Iron Silicate)
igneous
Porphyritic Rhyolite
Rhyolite (Porphyritic texture)
igneous
Basalt
Basalt (Aphanitic Mafic Igneous Rock)
igneous
Basalt
Basalt (Igneous Volcanic Rock)
igneous
Basalt
Extrusive mafic rock (Basalt)
igneous
Basalt (Beach Pebble)
Extrusive mafic volcanic rock
igneous
Basalt
Basalt (Mafic volcanic rock)
igneous
Basalt
Basalt (Mafic volcanic rock)
igneous
Basalt Pebble
Aphanitic Mafic Igneous Rock
igneous
Basalt
Extrusive mafic igneous rock
igneous
Vesicular Basalt
Extrusive mafic igneous rock
igneous
Granite
Granite (Felsic Plutonic Rock)
igneous
Basalt
Extrusive Mafic Igneous Rock
igneous
Basalt
Basalt (Mafic volcanic rock)
igneous
Basalt River Pebble
Basalt (Mafic volcanic rock)
igneous
Basalt (River Pebble)
Extrusive Mafic Igneous Rock
igneous
Basalt
Basalt (Mafic volcanic rock)
igneous
Basalt
Basalt (Mafic volcanic rock)
Igneous
Basalt
Basalt (Mafic volcanic rock)
igneous
Gold-Bearing Quartz
Silicon Dioxide with Native Gold (SiO2 + Au)
mineral
Granite
Granite (Felsic Plutonic Rock)
igneous
Quartzite
Quartzite (SiO2)
metamorphic
Quartzite
Quartzite (SiO2)
metamorphic
Pumice (Volcanic Rock)
Vesicular volcanic rock (composed largely of amorphous volcanic glass)
igneous
Scoria (Lava Rock)
Scoria (Mafic Volcanic Rock)
igneous
Scoria (Lava Rock)
Scoria (Vesicular Basaltic Rock)
Igneous
Scoria (Lava Rock)
Mafic Vesicular Volcanic Rock
igneous
Lava Rock (Basalt)
Basalt (extrusive igneous rock)
igneous
Scoria (Lava Rock)
Scoria (vesicular basaltic rock)
igneous
Basalt Water-Worn Pebble
Aphanitic Mafic Igneous Rock
igneous
Basalt with Weathering Crust
Extrusive mafic volcanic rock
igneous
Basalt (Vesicular)
Extrusive mafic igneous rock
igneous
Basalt (River Pebble)
Extrusive Mafic Igneous Rock
igneous