Cream Quartz Bead
Silicon Dioxide (SiO2)
Category
Browse metamorphic or igneous with mineral inclusion specimens identified by the Rock Identifier community.
Cream Quartz Bead
Silicon Dioxide (SiO2)
Ruby (Pink to Red Corundum)
Al2O3 (Corundum with Chromium impurities)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Milky quartz
Quartz (SiO₂), likely massive milky quartz
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz in Siltstone or Feldspar
Silicon Dioxide (SiO2)
Quartz with Iron Oxide Inclusions
Silicon Dioxide (SiO2)
Citrine
Citrine (Silicon Dioxide, SiO2)
Milky Quartz
Crystalline Silicon Dioxide (SiO2)
Tumbled milky quartz
Quartz (SiO₂), microcrystalline or massive variety
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
Bicolor Quartz Tumble
Silicon Dioxide (SiO2)
K-Feldspar (Potassium Feldspar)
Potassium Feldspar (Microcline / Orthoclase, KAlSi3O8)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Lapis Lazuli
Lapis Lazuli (Primary mineral: Lazurite, (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2)
Ruby
Corundum (Al2O3 with Chromium traces)
Hypersthene
Enstatite-Ferrosilite series, (Mg,Fe)2Si2O6
Garnet Rhyolite
Rhyolite (high-silica volcanic rock) with almandine/spessartine garnet
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
Garnet-Bearing Gneiss
Garnetiferous Feldspathic Gneiss
Quartz-rich rock, possibly milky quartz or quartzite
Quartz (SiO₂), potentially quartzite if the grains are fused
Red Jasper (Opaque Chalcedony)
Silicon Dioxide (SiO2) with Hematite inclusions
Aventurine
Silicon Dioxide (SiO2) with inclusions of Fuchsite
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Mahogany Obsidian
Volcanic Glass with Hematite/Magnetite inclusions (SiO2 + Fe2O3)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Lapis Lazuli
Lapis Lazuli (Metamorphic Rock containing Lazurite, Calcite, Pyrite, and Sodalite)
Green Aventurine
Silicon Dioxide (SiO2) with inclusions of Fuchsite mica
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Green aventurine quartz (probable)
Quartz, SiO₂, with fuchsite or other green mica inclusions
Milky Quartz
Silicon Dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Gneiss (with Quartz-Feldspar vein)
Gneiss (high-grade metamorphic rock) containing Quartz (SiO2) and Feldspar (KAlSi3O8 – NaAlSi3O8 – CaAl2Si2O8)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (Milky Quartz / Quartzite)
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
Milky Quartz with Chlorite/Amphibite Inclusions
Silicon Dioxide (SiO2) with various mineral inclusions