Basalt Pebble
Basaltic Igneous Rock
Category
Browse mineral in igneous rock specimens identified by the Rock Identifier community.
Basalt Pebble
Basaltic Igneous Rock
Granite
Felsic intrusive igneous rock
Hypersthene
Hypersthene ((Mg,Fe)SiO₃)
Basalt with Calcite Veins
Extrusive Igneous Rock
Granite
Intrusive Igneous Rock
Basalt with Olivine and Scoria
Extrusive Igneous Rock
Gabbro or Diorite with Quartz/Epidote Vein
Intrusive Igneous Rock (Plutonic)
Granite Pebble
Granitoid (Plagioclase, Alkali feldspar, Quartz, Biotite/Amphibole)
Dalmatian Stone (Dalmatian Jasper)
Peralkaline Quartz-Feldspar Porphyry with Arfvedsonite
Porphyry (likely Porphyritic Andesite or Basalt)
Porphyritic Igneous Rock
Granite
Granite
Granite Pebble
Granite
Vesicular Basalt (Lava Rock)
Vesicular Basalt
Granite
Felsic intrusive igneous rock
Granite fragment
Granite (Felsic Plutonic Rock)
Granite
Intrusive Igneous Rock
Granite
Granite (Felsic Plutonic Rock)
Magnetite (Lodestone variety)
Magnetite (Fe3O4)
Pegmatite or Graphic Granite
Intrusive Igneous Rock
Porphyry
Porphyritic Igneous Rock
Porphyry (Porphyritic Basalt / Andesite)
Porphyritic Igneous Rock
Obsidian
Volcanic Glass (SiO2 with impurities)
Xenolith in Basalt
Mafic Igneous Rock with Felsic Inclusion
Basalt with Quartz/Calcite Veins
Aphanitic Mafic Igneous Rock (Hydrothermal Veined)
Granite
Intrusive Igneous Rock
Clear Quartz
Silicon dioxide (SiO2)
Granite
Intrusive Igneous Rock
Granite
Intrusive Igneous Rock
Porphyry
Porphyritic Igneous Rock
Granite
Felsic intrusive igneous rock
Obsidian
Volcanic Glass (Amorphous silicon dioxide with impurities)
Granite
Intrusive Igneous Rock
Granite
Intrusive Igneous Rock
Granite
Felsic intrusive igneous rock
Amygdaloidal Basalt
Extrusive Igneous Rock with Secondary Mineral Fillings
Milky Quartz with Mineral Inclusions
Silicon Dioxide (SiO2) with miscellaneous inclusions
Graphic Granite (or Rapakivi-textured Granite)
Alkali feldspar granite
Milky Quartz in Epidote Host Rock
Crystalline Silicon Dioxide (SiO2) with Epidote Ca2(Al,Fe)3(SiO4)3(OH)
Granite
Intrusive igneous rock
Granite
Intrusive igneous rock
Basalt with Phenocrysts
Extrusive Igneous Rock
Granite
Intrusive Igneous Rock