Tumbled Milky Quartz with Iron Inclusions
Silicon Dioxide (SiO2)
Category
Browse mineral on igneous rock specimens identified by the Rock Identifier community.
Tumbled Milky Quartz with Iron Inclusions
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Biotite (Black Mica)
Biotite - K(Mg,Fe)3AlSi3O10(F,OH)2
Granite
Felsic Plutonic Igneous Rock
Granite
Felsic intrusive igneous rock
Gneiss (Metamorphic Pebble)
Gneissic Metamorphic Rock
Weathered granite or granitic gneiss pebble
Granite; primarily quartz, potassium feldspar, plagioclase, and mica
Granite
Felsic intrusive igneous rock
Granite
Intrusive igneous rock
Granite
Phaneritic Felsic Igneous Rock
Granite
Intrusive Igneous Rock
Mixed Tumbled Rocks and Minerals Collection
Mixed Minerals and Rocks (Quartz, Feldspar, Jasper, Agate, Lapis Lazuli, Sodalite, Rose Quartz, Fluorite, etc.)
Porphyry (Rhyolite / Andesite Porphyry Pebble)
Porphyritic Igneous Rock
Porphyritic Igneous Rock / Granite or Rhyolite Porphyry
Porphyritic intrusive/extrusive igneous rock
Dalmatian Stone
Peralkaline rhyolite
Porphyry
Porphyritic igneous rock
Granite
Phaneritic Igneous Rock (Granite)
Dalmatian Jasper
Peralkaline rhyolite with arfvedsonite inclusions
Dalmatian Jasper
Feldspar porphyry (Microcline and Quartz with Arfvedsonite spots)
Granite
Felsic intrusive igneous rock
Sodalite
Na8(Al6Si6O24)Cl2
Granite
Phaneritic Felsic Igneous Rock
Obsidian with Cristobalite
Volcanic Glass (Amorphous Silicon Dioxide) with Cristobalite inclusions
Granite
Granite (Mainly Quartz, Feldspar, and Mica/Amphibole)
Milky Quartz
Silicon Dioxide (SiO2)
Granite
Granite (Phaneritic Igneous Rock)
Pumice
Pumice (volcanic rock)
Basalt
Basalt (Mafic Extrusive Igneous Rock)
Quartz Vein in Host Rock
Silicon Dioxide (SiO2)
Rounded gray granitoid pebble
Granite or granodiorite; chiefly quartz, feldspar, and mica/hornblende
Granite
Intrusive Igneous Rock
Granite
Felsic intrusive igneous rock
Granite
Felsic intrusive igneous rock
Quartz Pebble
Silicon Dioxide (SiO2)
Dalmatian Stone
Dalmatian Jasper (not a true jasper, typically an igneous perthite)
Gneiss
Gneiss (Metamorphic Rock)
Dalmatian Stone
Peralkaline Feldsphathic Igneous Rock
Granite
Intrusive Igneous Rock (Felsic)
Granite
Felsic intrusive igneous rock
Peridotite
Ultramafic intrusive igneous rock
Quartz Druze on Matrix
Silicon Dioxide (SiO2)
Gabbro
Gabbro (Mafic Plutonic Rock)