White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Category
Browse mineral (specifically, a variety of the mineral species pyrope almandine garnet) specimens identified by the Rock Identifier community.
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Red Jasper
Jasper (Silicon Dioxide with Iron Oxide inclusions, SiO2)
Yellow Jasper
Silicon Dioxide (SiO2) with Ferric Hydroxide impurities
Citrine
Yellow Quartz (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
Milky Quartz (Water-worn Pebble)
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Moonstone
Orthoclase Feldspar ((K,Na)AlSi3O8) with Albite inclusions
Green Calcite (Onyx Marble)
Calcium Carbonate (CaCO3)
Milky Quartz
Silicon Dioxide (SiO2)
White Agate (Chalcedony)
Silicon Dioxide (SiO2)
White Quartz (Carved or Tumbled)
Silicon Dioxide (SiO2)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Blue Sapphire
Corundum (Al2O3)
Carnelian
Carnelian (Silica, SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Desert Rose
Gypsum (CaSO4·2H2O) or Barite (BaSO4) with Sand inclusions
Carnelian
Carnelian (Silicon Dioxide, SiO2)
Milky Quartz Geode Fragment
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Peridot
Olivine (Mg,Fe)2SiO4
Chert (Flint variety)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Quartz / Quartzite
Quartz (Silicon Dioxide, SiO2)
Orthoclase Feldspar
KAlSi3O8 (Potassium Aluminum Silicate)
Potassium Feldspar
Orthoclase (KAlSi3O8)
Amethyst
SiO2 (Silicon Dioxide)
Pyrite
Pyrite (Iron Disulfide), FeS2
Orthoclase Feldspar (or K-Feldspar)
Orthoclase (KAlSi3O8)
Ametrine
Silicon Dioxide (SiO2) with impurities of iron
Red Sandstone
Sandstone (mainly SiO2 with Iron Oxide cement)
Granite
Granite (Felsic Plutonic Rock)
Red Sandstone
Sandstone (principally Quartz with Iron Oxide coating)
Red Feldspar (Orthoclase)
Orthoclase Feldspar (KAlSi3O8)
Quartz (Common Milky Quartz)
Silicon Dioxide (SiO2)
Quartz (Milky or Cloudy variety)
Silicon Dioxide (SiO2)
Sodalite (Dotted or Spotted Variety)
Sodalite (Na8(Al6Si6O24)Cl2)
Black Spinel
Magnesium Aluminum Oxide (MgAl2O4)
Magnetite
Magnetite (Fe3O4)
Iron-stained Quartz
Silicon Dioxide with Hematite/Limonite impurities (SiO2 + Fe2O3)
Quartz (Milky/Smoky variety)
Silicon Dioxide (SiO2)