Rock Identifier

Category

Antropogenic Rock (Man Made)

Browse antropogenic rock (man made) specimens identified by the Rock Identifier community.

Porphyritic Basalt with Quartz Inclusions (Aphanitic Porphyritic Basalt) — Igneous

Porphyritic Basalt with Quartz Inclusions

Aphanitic Porphyritic Basalt

Basalt with Quartz/Calcite Inclusions (Mafic Volcanic Rock (Fe-Mg silicate rich)) — igneous

Basalt with Quartz/Calcite Inclusions

Mafic Volcanic Rock (Fe-Mg silicate rich)

Basalt (River Pebble) (Extrusive mafic igneous rock) — igneous

Basalt (River Pebble)

Extrusive mafic igneous rock

Basalt Pebble (Extrusive mafic igneous rock; primarily (Ca, Na)(Mg, Fe, Al)Si2O6 and (Ca, Na)AlSi3O8) — igneous

Basalt Pebble

Extrusive mafic igneous rock; primarily (Ca, Na)(Mg, Fe, Al)Si2O6 and (Ca, Na)AlSi3O8

Basalt (Extrusive mafic igneous rock) — igneous

Basalt

Extrusive mafic igneous rock

Basalt (Water-worn Pebble) (Mafic Volcanic Rock (High in Fe and Mg)) — igneous

Basalt (Water-worn Pebble)

Mafic Volcanic Rock (High in Fe and Mg)

Basalt (Polished pebble) (Basalt (Aphanitic mafic volcanic rock)) — igneous

Basalt (Polished pebble)

Basalt (Aphanitic mafic volcanic rock)

Basalt Pebble (Basalt (Aphanitic Mafic Igneous Rock)) — igneous

Basalt Pebble

Basalt (Aphanitic Mafic Igneous Rock)

Basalt River Stone (Extrusive Mafic Igneous Rock (primarily Plagioclase Feldspar and Pyroxene)) — igneous

Basalt River Stone

Extrusive Mafic Igneous Rock (primarily Plagioclase Feldspar and Pyroxene)

Basalt (River Pebble) (Basalt (Aphanitic Mafic Igneous Rock)) — igneous

Basalt (River Pebble)

Basalt (Aphanitic Mafic Igneous Rock)

Basalt (Extrusive mafic igneous rock) — igneous

Basalt

Extrusive mafic igneous rock

Vesicular Basalt (Extrusive mafic igneous rock (primarily Plagioclase Feldspar and Pyroxene)) — igneous

Vesicular Basalt

Extrusive mafic igneous rock (primarily Plagioclase Feldspar and Pyroxene)

Sandstone (Clastic sedimentary rock (primarily SiO2)) — sedimentary

Sandstone

Clastic sedimentary rock (primarily SiO2)

Basalt with Scoria (Mafic Volcanic Rock (Basalt/Scoria)) — igneous

Basalt with Scoria

Mafic Volcanic Rock (Basalt/Scoria)

Basalt (Extrusive mafic igneous rock) — igneous

Basalt

Extrusive mafic igneous rock

Basalt Pebble (Aphanitic mafic volcanic rock) — igneous

Basalt Pebble

Aphanitic mafic volcanic rock

Basalt (Stream-worn Cobble) (Mafic Igneous Rock (primarily Plagioclase and Pyroxene)) — igneous

Basalt (Stream-worn Cobble)

Mafic Igneous Rock (primarily Plagioclase and Pyroxene)

Basalt (Mafic volcanic rock (Basalt)) — igneous

Basalt

Mafic volcanic rock (Basalt)

Vesicular Basalt (Extrusive Mafic Igneous Rock) — igneous

Vesicular Basalt

Extrusive Mafic Igneous Rock

Basalt (Gravel Pebble) (Basalt (contains pyroxene, plagioclase feldspar, and olivine)) — igneous

Basalt (Gravel Pebble)

Basalt (contains pyroxene, plagioclase feldspar, and olivine)

Basalt (Vesicular and Scoria) (Basalt (extrusive volcanic rock)) — igneous

Basalt (Vesicular and Scoria)

Basalt (extrusive volcanic rock)

Basalt (River Pebble) (Basalt (Aphanitic Mafic Volcanic Rock)) — igneous

Basalt (River Pebble)

Basalt (Aphanitic Mafic Volcanic Rock)

Basalt (Basalt (predominantly Plagioclase Feldspar and Pyroxene)) — igneous

Basalt

Basalt (predominantly Plagioclase Feldspar and Pyroxene)

Basalt (Weathered/Tumbled) (Extrusive Mafic Igneous Rock) — igneous

Basalt (Weathered/Tumbled)

Extrusive Mafic Igneous Rock

Basalt (Vesicular/Scoria) (Vesicular Basalt) — igneous

Basalt (Vesicular/Scoria)

Vesicular Basalt

Basalt (Porphyritic) (Basalt (Mafic Extrusive Igneous Rock)) — igneous

Basalt (Porphyritic)

Basalt (Mafic Extrusive Igneous Rock)

Basalt (Basalt (composition of plagioclase feldspar, pyroxene, and olivine)) — igneous

Basalt

Basalt (composition of plagioclase feldspar, pyroxene, and olivine)

Basalt with Plagioclase Phenocrysts (Porphyritic Basalt) — igneous

Basalt with Plagioclase Phenocrysts

Porphyritic Basalt

Basalt (Basalt (Aphanitic Mafic Igneous Rock)) — igneous

Basalt

Basalt (Aphanitic Mafic Igneous Rock)

Serpentine (Serpentine-group (Mg, Fe, Ni, Al, Zn, Mn)2-3(Si, Al, Fe)2O5(OH)4) — metamorphic

Serpentine

Serpentine-group (Mg, Fe, Ni, Al, Zn, Mn)2-3(Si, Al, Fe)2O5(OH)4

Basalt (Basalt (Aphanitic Mafic Igneous Rock)) — igneous

Basalt

Basalt (Aphanitic Mafic Igneous Rock)

Basalt River Pebble (Extrusive mafic igneous rock; primarily composed of Plagioclase Feldspar and Pyroxene) — Igneous

Basalt River Pebble

Extrusive mafic igneous rock; primarily composed of Plagioclase Feldspar and Pyroxene

Basalt (Drill Core) (Mafic Volcanic Rock (Basalt)) — igneous

Basalt (Drill Core)

Mafic Volcanic Rock (Basalt)

Black River Stone (likely Basalt or Chert) (Basalt (primarily Plagioclase Feldspar and Pyroxene)) — igneous

Black River Stone (likely Basalt or Chert)

Basalt (primarily Plagioclase Feldspar and Pyroxene)

Basalt (River Pebble) (Basalt) — igneous

Basalt (River Pebble)

Basalt

Basalt (Extrusive mafic igneous rock) — igneous

Basalt

Extrusive mafic igneous rock

Basalt Pebble (Basalt) — igneous

Basalt Pebble

Basalt

Basalt with Iron Oxidation (Mafic Igneous Basalt) — igneous

Basalt with Iron Oxidation

Mafic Igneous Basalt

Basalt (Aphanitic Mafic Igneous Rock) — igneous

Basalt

Aphanitic Mafic Igneous Rock

Basalt with Porphyritic Texture (Porphyritic Basalt) — igneous

Basalt with Porphyritic Texture

Porphyritic Basalt

Basalt (River Stone) (Basalt (Aphanitic Mafic Igneous Rock)) — igneous

Basalt (River Stone)

Basalt (Aphanitic Mafic Igneous Rock)

Basalt (River Stone) (Basalt) — igneous

Basalt (River Stone)

Basalt