Basalt with Vesicles
Vesicular Basalt
Category
Browse igneous and sedimentary mixture specimens identified by the Rock Identifier community.
Basalt with Vesicles
Vesicular Basalt
Basalt
Extrusive mafic rock (Basalt)
Basalt
Basalt (composition of plagioclase, pyroxene, and olivine)
Basalt with Plagioclase Phenocrysts
Porphyritic Basalt
Basalt
Mafic Igneous Rock (composed primarily of Pyroxene and Plagioclase Feldspar)
Basalt (with possible weathering or secondary mineral crust)
Basalt (Aphanitic Mafic Igneous Rock)
Basalt (Beach Pebble)
Extrusive mafic volcanic rock
Basalt
Basalt (Vitreous to Aphanitic Mafic Igneous Rock)
Vesicular Basalt
Basalt with secondary mineral infilling (Amygdaloidal Basalt)
Basalt
Basalt
Basalt Pebble
Aphanitic Mafic Igneous Rock
Basalt
Basalt
Basalt River Pebble
Basalt
Basalt (Vesicular or Scoriaceous)
Aphanitic Mafic Volcanic Rock
Basalt River Pebble
Basalt
Basalt
Basalt (containing Pyroxene, Plagioclase feldspar, and Olivine)
Basalt with Calcite Veining
Aphanitic Mafic Igneous Rock (Basalt) with CaCO3
Vesicular Basalt
Extrusive mafic igneous rock
Basalt with Vesicular Texture
Basalt (SiO2 range 45-52%)
Basalt
Basalt (extrusive volcanic mafic rock)
Basalt with Scoria and potential Olivine/Pyroxene inclusions
Vesicular Basalt
Basalt River Pebble
Mafic Igneous Rock (Fine-grained Basalt)
Basalt Pebble
Basalt
Basalt
Basalt (Mafic volcanic rock)
Basalt River Pebble
Basalt (Mafic volcanic rock)
Basalt with Plagioclase Phenocrysts
Porphyritic Basalt
Basalt (River Pebble)
Extrusive Mafic Igneous Rock
River Pebble (Basalt)
Basalt (Aphanitic Mafic Igneous Rock)
Basalt
Basalt (Mafic volcanic rock)
Basalt River Stone
Basalt (Aphanitic Mafic Igneous Rock)
Basalt
Basalt (composition: Plagioclase, Pyroxene, and Olivine)
Basalt with Iron Oxidation
Vesicular Basalt (Aphanitic Mafic Igneous Rock)
Vesicular Basalt with Xenocrysts
Mafic Igneous Plutonic/Extrusive Complex
Basalt
Basalt (Mafic volcanic rock)
Crushed Rock (Basalt)
Basalt (Aphanitic Mafic Igneous Rock)
Basalt
Aphanitic Mafic Igneous Rock
Basalt with Quartz Veins
Basalt (SiO2 range 45-52%)
Diabase (Dolerite)
Mafic Intrusive Igneous Rock
Porphyritic Andesite
Andesite (Porphyry)
Basalt
Basalt (Mafic igneous rock)
Basalt
Basalt
Basalt
Basalt (Mafic volcanic rock)