Vesicular Basalt (River Stone)
Basalt (Aphanitic-Vesicular Mafic Rock)
Category
Browse mixed: igneous and sedimentary specimens identified by the Rock Identifier community.
Vesicular Basalt (River Stone)
Basalt (Aphanitic-Vesicular Mafic Rock)
Basalt (Beach Pebble)
Basalt (Aphanitic Mafic Igneous Rock)
Basalt (River Pebble)
Extrusive mafic igneous rock
Basalt
Basalt (Extrusive Igneous Rock)
Basalt with Calcite Veining
Aphanitic Mafic Igneous Rock (primarily Plagioclase and Pyroxene)
Basalt River Stone
Basalt
Basalt
Basalt (Mafic Extrusive Igneous Rock)
Basalt with Plagioclase Phenocrysts
Porphyritic Basalt
Basalt with Secondary Mineral Inclusions
Amygdaloidal Basalt (Mafic volcanic rock, primarily Augite and Plagioclase)
Basalt with Scoria/Vesicular Texture
Extrusive Mafic Igneous Rock (primarily Plagioclase Feldspar and Pyroxene)
Basalt Pebble with Epidote/Olivine
Vitreous Basalt (SiO2 with Ca/Mg/Fe silicates)
Basalt River Stone
Aphanitic Mafic Igneous Rock
Basalt (with possible mineral veining)
Basalt (Aphanitic Mafic Igneous Rock)
Vesicular Basalt with Secondary Mineral Inclusions
Aphanitic Mafic Igneous Rock (primarily Plagioclase and Pyroxene)
Basalt
Basalt (Mafic volcanic rock)
Basalt with Vesicular Surface
Basalt (Mafic Extrusive)
Basalt with Quartz/Feldspar Inclusion
Basalt (containing Silicate minerals such as SiO2 and (Ca,Na)(Al,Si)4O8)
Basalt River Stone
Aphanitic Mafic Igneous Rock (primarily Plagioclase and Pyroxene)
Basalt (Crushed Roadstone)
Mafic Igneous Rock (primarily Plagioclase Feldspar and Pyroxene)
Basalt (Weathered/River worn)
Mafic Volcanic Rock (Primarily Plagioclase Feldspar and Pyroxene)
Porphyritic Basalt with Quartz Inclusions
Aphanitic Porphyritic Basalt
Basalt
Basalt (Mafic volcanic rock)
Vesicular Basalt
Basalt (Extrusive Igneous Rock)
Basalt River Pebble
Basalt (fine-grained mafic igneous rock)
Basalt (Beach Pebble)
Extrusive mafic igneous rock
Basalt (River Rock Cobble)
Extrusive mafic volcanic rock (Basalt)
Granodiorite
Phaneritic Plutonic Rock - Granodiorite
Basalt
Basalt (Mafic volcanic rock)
Basalt (River Pebble)
Extrusive mafic igneous rock
Basalt
Basalt (Mafic volcanic rock)
Basalt (Polished pebble)
Basalt (Aphanitic mafic volcanic rock)
Basalt (Vesicular and Scoria)
Basalt (extrusive volcanic rock)
Basalt
Extrusive Mafic Igneous Rock
Basalt Cobble
Aphanitic Mafic Igneous Rock (Basalt)
Basalt with inclusion
Basalt (Aphanitic-Porphyritic texture)
Basalt (Stream-worn Cobble)
Mafic Igneous Rock (primarily Plagioclase and Pyroxene)
Basalt (Vesicular/Scoria)
Vesicular Basalt
Basalt (Vesicular)
Mafic Volcanic Rock (rich in Magnesium and Iron)
Vesicular Basalt
Extrusive mafic igneous rock (primarily Plagioclase Feldspar and Pyroxene)
Vesicular Basalt
Basalt (with vesicular texture)
Basalt with Scoria
Mafic Volcanic Rock (Basalt/Scoria)
Basalt (Water-worn Pavement Stone)
Basalt (Mafic Extrusive Igneous Rock)