Granite
Intrusive Felsic Igneous Rock
Category
Browse mixed: igneous and sedimentary specimens identified by the Rock Identifier community.
Granite
Intrusive Felsic Igneous Rock
Basalt
Basalt (Mafic Extrusive)
Basalt
Basalt (Mafic volcanic rock)
Basalt (Lava Rock) and Dyed Glass/Quartz
Scoria (Vesicular Basalt)
Basalt
Basalt (Mafic Extrusive Igneous Rock)
Basalt
Extrusive mafic igneous rock
Basalt (Vesicular/Amygdaloidal)
Basalt
Vesicular Basalt with Siltstone
Mafic Volcanic Rock (Basaltic Composition)
River Stone (Basalt or fine-grained Schist)
Mafic Igneous Rock / Volcanic Basalt
Basalt (with possible Calcite/Quartz veining)
Afanitic Mafic Igneous Rock
Basalt (with Porphyritic or Amygdaloidal features)
Mafic Volcanic Rock (Basalt)
Basalt River Cobble
Basalt (Mafic Igneous Rock)
Basalt
Basalt (Mafic Extrusive)
Basalt Pebble
Basalt
Basalt Pebble
Basalt (Mafic volcanic rock)
Basalt
Basaltic Mafic Rock
Basalt
Basalt (Aphanitic Mafic Igneous Rock)
Basalt River Pebble
Basalt (Aphanitic Mafic Igneous Rock)
Basalt
Basalt
Basalt
Aphanitic Mafic Igneous Rock
Gabbro with Quartz Vein
Gabbro (mafic intrusive igneous rock)
Basalt
Extrusive mafic rock
Basalt River Pebbles
Mafic Volcanic Rock (主要成分: SiO2, MgO, FeO)
Basalt River Stone
Extrusive mafic igneous rock
Basalt
Extrusive mafic igneous rock
Basalt Cobble
Vesicular Basalt (Mafic Extrusive)
Basalt (with Brass Inlay)
Basalt (Mafic volcanic rock)
Basalt
Extrusive mafic igneous rock
Basalt
Basalt (principally Plagioclase Feldspar and Pyroxene)
Basalt with vesicles
Vesicular Basalt
Basalt (tumbled/water-worn)
Extrusive mafic igneous rock
Basalt
Mafic Igneous Rock (primarily Plagioclase and Pyroxene)
Basalt
Basalt (primarily Plagioclase feldspar and Pyroxene)
Basalt (with possible iron oxide staining)
Mafic Igneous Rock (primarily Plagioclase and Pyroxene)
Vesicular Basalt
Extrusive mafic igneous rock
Basalt
Basalt
Basalt
Basalt (Mafic Extrusive Igneous Rock)
Basalt River Cobble
Basalt (Mafic Igneous Rock)
Basalt
Extrusive mafic igneous rock
Basalt
Mafic Igneous Rock (primarily Plagioclase and Pyroxene)
Basalt
Mafic Igneous Rock (primarily Plagioclase Feldspar and Pyroxene)
Basalt (River Pebble)
Extrusive Magic Igneous Rock (Mainly Plagioclase and Pyroxene)