Sandstone
Arenite
Category
Browse man made mineral simulant (glass) specimens identified by the Rock Identifier community.
Sandstone
Arenite
Quartz Vein in Host Rock (Breccia/Rhyolite)
Silicon Dioxide (SiO2) with matrix
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Sandstone
Arenite (SiO2 principal composition)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Mixed Quartz and Jasper Pebbles
Silicon Dioxide (SiO2)
Milky Quartz
Crystalline Silicon Dioxide (SiO2)
Quartz with Pyrite inclusions
Silicon Dioxide (SiO2) with Iron Sulfide (FeS2)
Quartz (Microcrystalline/Gravel)
Silicon Dioxide (SiO2)
Quartz (Smoky/Grey Quartz Variant)
Silicon Dioxide (SiO2)
Green Aventurine
Aventurine Quartz (SiO2 + Fuchsite inclusions)
Green Aventurine
Silicon Dioxide (SiO2) with inclusions of Fuchsite
Amethyst
Silicon dioxide (SiO2) with iron impurities
Pink Granite
Phaneritic Plutonic Felsic Rock (Granite)
Quartz on Limestone
Silicon Dioxide (SiO2) on Calcium Carbonate (CaCO3)
Quartz Pebble
Silicon Dioxide (SiO2)
Yellow Jasper
Chalcedony (Silicon Dioxide with Iron inclusions), SiO2
Quartz Pebble
Silicon Dioxide (SiO2)
Milky Quartz with Mineral Inclusions
Silicon Dioxide (SiO2) with miscellaneous inclusions
Milky Quartz
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Sandstone
Arenite (composed primarily of SiO2)
Sandstone
Arenite (SiO2 based)
Sandstone
Arenite (SiO2 principal)
Fluorite
Calcium Fluoride (CaF2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz Pebble
Silicon Dioxide (SiO2)
Quartz Geode (Water-worn)
Silicon Dioxide (SiO2)
Quartz (Variety: Rock Crystal Cluster)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Agate
SiO2
Agate (or Quartz with Agate banding)
Silicon dioxide (SiO2)
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Citrine Quartz
Silicon Dioxide (SiO2)
White Quartz Pebble
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz with Mica (Gneissic or Pegmatitic origin)
Silicon Dioxide (SiO2) with Phyllosilicates (KAl2(AlSi3O10)(F,OH)2)
Milky Quartz
Silicon Dioxide (SiO2)