Basalt (River Rock pebble)
Basalt (a mafic extrusive igneous rock)
Category
Browse mineral on igneous rock specimens identified by the Rock Identifier community.
Basalt (River Rock pebble)
Basalt (a mafic extrusive igneous rock)
Basalt
Basalt (Mafic Extrusive Igneous Rock)
Basalt River Cobble
Basalt (Mafic Extrusive Igneous Rock)
Basalt
Basalt (Aphanitic Mafic Igneous Rock)
Basalt River Pebble
Basalt (Aphanitic Mafic Igneous Rock)
Basalt (River Stone)
Extrusive Mafic Igneous Rock (Basalt)
Basalt (Crushed Stone)
Basalt (Mafic Extrusive Igneous Rock)
Yellow Quartz Pebble
Silicon Dioxide (SiO2)
Kimberlite
Kimberlite (Potassic ultramafic volcanic rock)
Granite
Granite (Felsic Plutonic Rock)
Granodiorite (foreground) and Rose Quartz (background)
Granodiorite / Quartz (SiO2)
Granite
Phaneritic Intrusive Igneous Rock (composed primarily of Quartz, Feldspar, and Mica)
Obsidian
Obsidian (Volcanic Glass)
Basalt (with Porphyritic/Vesicular texture)
Extrusive mafic igneous rock
Granite
Phaneritic Felsic Igneous Rock
Diorite (River Cobble)
Phaneritic Intermediate Igneous Rock
Pink Granite
Granite (Phaneritic igneous rock)
Granite
Granite (Phaneritic Igneous Rock)
Basalt
Extrusive mafic igneous rock
Granite
Phaneritic Igneous Rock (Granite)
Basalt
Extrusive mafic igneous rock
Granite
Phaneritic Felsic Igneous Rock
Basalt (River Stone/Pebble)
Basalt (Extrusive Igneous Rock)
Granite Cobble
Phaneritic Felsic Igneous Rock
Granite
Plutonic felsic igneous rock
Granite
Felsic Intrusive Igneous Rock
Granite
Phaneritic Felsic Igneous Rock
Granite
Granite (Phaneritic igneous rock)
Basalt
Extrusive Mafic Igneous Rock
Granite Cobble
Felsic intrusive igneous rock
Granite
Phaneritic Felsic Igneous Rock
Diorite (weathered)
Intermediate plutonic igneous rock
Basalt
Extrusive Mafic Igneous Rock
Basalt
Extrusive mafic igneous rock
Granite Cobble
Phaneritic Felsic Igneous Rock
Basalt
Aphanitic Mafic Igneous Rock
Pink Granite (River Pebble)
Felsic Intrusive Igneous Rock
Granite
Felsic intrusive igneous rock
Basalt
Extrusive mafic igneous rock
Granite
Granite (Phaneritic igneous rock)
Rhyolite
Rhyolite (Extrusive Igneous Rock)
Granite
Phaneritic Felsic Igneous Rock