Lapis Lazuli
Lapis lazuli (Complex silicate rock containing Lazurite (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2, Calcite, and Pyrite)
Category
Browse mineral in igneous rock specimens identified by the Rock Identifier community.
Lapis Lazuli
Lapis lazuli (Complex silicate rock containing Lazurite (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2, Calcite, and Pyrite)
Dalmatian Stone
Dalmatian Jasper (Aphanitic Igneous Rock with Arfvedsonite inclusions)
Clear Quartz Point
Silicon Dioxide (SiO2)
Granite
Phaneritic Felsic Igneous Rock
Obsidian
Volcanic Glass (SiO2)
Diorite
Diorite
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Granite or Pegmatite in host rock
Granitoid / Felsic Intrusive Rock
Quartz Vein in Host Rock
Silicon Dioxide (SiO2)
Basalt
Mafic extrusive igneous rock
Granite
Intrusive Igneous Rock (Felsic)
Granite / Quartz with Mica inclusion
Granite (Plutonic Igneous Rock)
Pink Granite
Granite (Phaneritic Igneous Rock)
Granite / Diorite
Intrusive Igneous Rock (Granitoid / Diorite)
Basalt Porphyry
Porphyritic Basalt
Amygdaloidal Basalt
Amygdaloidal Basalt (Mafic Extrusive volcanic rock)
Pyrite
Iron Sulfide (FeS2)
Granite
Phaneritic Igneous Rock (Granite)
Granite
Granite (a common type of Felsic Intrusive Igneous Rock)
Granite with Mafic Xenolith
Intrusive Igneous Rock (Felsic to Intermediate)
Druzy Quartz on Host Rock
Silicon Dioxide (SiO2) with various iron-oxide inclusions
Basalt (Greenstone)
Extrusive mafic igneous rock
Basalt with Epidote Veins
Mafic Igneous Rock (Basalt)
Granite Cobble
Intrusive Igneous Rock (Quartz, Feldspar, Mica)
Yellow Chalcedony (likely Carnelian or Agate)
Silicon dioxide (SiO2)
Tumbled granite or granitic gneiss pebble
Granite/granitic gneiss, chiefly quartz, feldspar, and dark biotite or amphibole
Granite
Felsic intrusive igneous rock
Granite with Tourmaline
Felsic intrusive igneous rock containing schorl (tourmaline)
Weathered granite or granitic gneiss fragment
Quartz–feldspar–mica granite; possibly foliated granitic gneiss
Granite
Intrusive Igneous Rock (Mainly Quartz, Feldspar, and Mica)
Granite
Intrusive Felsic Igneous Rock
Diorite
Intermediate Phaneritic Igneous Rock
Granite
Felsic intrusive igneous rock
Granite Cobble
Plutonic Igneous Rock (Granitic)
Biotite Granite
Phaneritic Felsic Igneous Rock
Granite (weathered/river-tumbled)
Granite (Plutonic Igneous Rock)
Blue Apatite
Apatite (Ca5(PO4)3(F,Cl,OH))
Dalmatian Jasper (Dalmatian Stone)
Perthitic Feldspar with Arfvedsonite/Riebeckite
Basalt with Quartz Vein
Basalt (Mafic Extrusive Igneous Rock)
Granite
Intrusive Igneous Rock (Felsic)
Rhyolite (Porphyritic / Vesicular)
Rhyolite