Basalt
Basalt (Aphanitic Mafic Igneous Rock)
Category
Browse igneous or sedimentary specimens identified by the Rock Identifier community.
Basalt
Basalt (Aphanitic Mafic Igneous Rock)
Basalt
Basalt (Mafic Extrusive Igneous Rock)
Granodiorite
Phaneritic intrusive igneous rock (Granodiorite)
Diorite
Diorite (Intermediate intrusive igneous rock)
Basalt (Vesicular)
Basalt (Mafic Extrusive Igneous Rock)
Granite
Granite (Phaneritic intrusive igneous rock)
Basalt
Basalt (Mafic Extrusive Igneous Rock)
Diorite
Diorite (Intermediate intrusive igneous rock)
Granitoid (Granite/Diorite)
Course-grained Plutonic Igneous Rock
Diorite
Plutonic Igneous Rock (Intermediate Composition)
Basalt
Basalt (Aphanitic Mafic Igneous Rock)
Diorite
Diorite (Intermediate intrusive igneous rock)
Granite Cobble
Felsic Intrusive Igneous Rock (Granite)
Basalt (Water-worn Pebble)
Basalt (Mafic Extrusive Igneous Rock)
Scoria (Lava Rock)
Extrusive Igneous Scoria (Vesicular Basalt)
Diorite
Diorite (intermediate intrusive igneous rock)
Pink Granite
Phaneritic intrusive felsic igneous rock
Granodiorite
Granodiorite (Intermediate intrusive igneous rock)
Basalt
Basalt (Aphanitic Mafic Igneous Rock)
Basalt
Basalt (Aphanitic Mafic Igneous Rock)
Basalt (River Stone)
Extrusive Mafic Igneous Rock (Basalt)
Basalt
Basalt (Mafic Extrusive Igneous Rock)
Basalt River Stone
Basalt (Aphanitic Mafic Igneous Rock)
Granite
Granite (Phaneritic intrusive igneous rock)
Basalt with Vesicle/Vug
Basalt (Aphanitic Mafic Igneous Rock)
Basalt (Weathered)
Extrusive Igneous Rock (Mafic composition)
Granite River Pebble
Phaneritic Felsic Igneous Rock (Granite)
Pink Granite (with Potassic Feldspar and Quartz)
Felsic Intrusive Igneous Rock (Granite)
Rhyolite
Rhyolite (Extrusive Felsic Igneous Rock)
Granite
Granite (Silicic Intrusive Igneous Rock)
Stream Pebble (Basalt/Greywacke)
Mafic Igneous Rock (Fine-grained)
Pink Granite
Phaneritic Felsic Intrusive Igneous Rock
Basalt
Basalt (Aphanitic Mafic Igneous Rock)
Basalt (Crushed Stone)
Basalt (Mafic Extrusive Igneous Rock)
Diorite (River Pebble)
Diorite (Intermediate intrusive igneous rock)
Granite (Weathered)
Course-grained Intrusive Igneous Rock
Granite fragment
Phaneritic Igneous Rock (Granitic composition)
Pumice
Vesicular Rhyolite / Glassy Igneous Rock
Basalt Beach Pebble
Basalt (Aphanitic Mafic Igneous Rock)
River Stone (Basalt)
Basalt (Aphanitic Mafic Igneous Rock)
Basalt
Basalt (Mafic Extrusive Igneous Rock)
Granite
Granite (Phaneritic intrusive igneous rock)