Basalt River Stone
Aphanitic Mafic Igneous Rock
igneous
Category
Igneous Or Sedimentary
Browse igneous or sedimentary specimens identified by the Rock Identifier community.
Learn about Igneous Or Sedimentary in the encyclopedia
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Obsidian
Extrusive igneous volcanic glass
igneous
Basalt
Extrusive mafic igneous rock
igneous
Granite
Phaneritic Plutonic Igneous Rock
igneous
Granite Cobble
Phaneritic Felsic Igneous Rock
igneous
Basalt Pebble
Basalt (Extrusive Mafic Igneous)
igneous
Basalt River Stone
Aphanitic Mafic Igneous Rock
igneous
Basalt
Extrusive mafic igneous rock
igneous
Diorite (Spotted)
Diorite (Intrusive igneous rock)
igneous
Granite
Phaneritic Igneous Rock (Granite)
igneous
Diorite
Intermediate plutonic igneous rock
Igneous
Basalt (River Stone)
Extrusive mafic igneous rock
igneous
Basalt
Aphanitic Mafic Igneous Rock
igneous
Granite Pebble
Phaneritic Felsic Igneous Rock
igneous
Diorite
Diorite (plutonic igneous rock)
igneous
Basalt
Extrusive mafic igneous rock
igneous
Basalt
Extrusive Mafic Igneous Rock
igneous
Basalt with Epidote Veins
Mafic Igneous Rock (Basalt)
igneous
Basalt (River Pebble)
Extrusive mafic igneous rock
igneous
Scoria (Lava Rock)
Scoria (Extrusive Igneous Rock)
igneous
Granite Pebble
Granite (Phaneritic Igneous Rock)
igneous
Diorite
Diorite (Intrusive igneous rock)
igneous
Granite Cobble
Granite (Phaneritic Igneous Rock)
igneous
Basalt
Extrusive Igneous Rock (Mafic)
igneous
Basalt
Extrusive Mafic Igneous Rock
igneous
Basalt
Extrusive mafic igneous rock
igneous
Granite
Granite (Phaneritic Igneous Rock)
igneous
Granite Pebble
Felsic Intrusive Igneous Rock
igneous
Basalt
Basalt (Aphanitic Igneous Rock)
igneous
Diorite
Intermediate plutonic igneous rock
Igneous
Pink Granite
Granite (Phaneritic igneous rock)
igneous
Basalt (Road Aggregate / Crushed Stone)
Aphanitic Mafic Igneous Rock
igneous
Sandstone
Arenite (Sedimentary rock composed of sand-sized grains, primarily SiO2)
sedimentary
Basalt
Mafic Volcanic Rock (composed of plagioclase, pyroxene, and olivine)
Igneous
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Rose Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Milky Quartz with Iron Staining)
Silicon Dioxide (SiO2)
mineral
Muscovite Mica
Muscovite (KAl2(AlSi3O10)(OH)2)
Mineral
Granite
Granite (a felsic intrusive igneous rock composed primarily of quartz, feldspar, and mica)
igneous
Granite Cobble/Pebble
Granite
Igneous
Sandstone (likely Graywacke or Lithic Arenite)
Clastic sedimentary rock predominantly composed of silicate grains
sedimentary