Milky Quartz
Silicon Dioxide (SiO2)
Category
Browse mineral simulant (synthetic glass) specimens identified by the Rock Identifier community.
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (Milky Quartz)
Silicon Dioxide (SiO₂)
Quartz Pebble
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Jasper (specifically Yellow/Red Jasper)
Silicon Dioxide (SiO2) with iron oxide inclusions
Quartz vein in metamorphic rock
Crystalline Silicon Dioxide (SiO2) in Host Rock
Quartz Pebble
Silicon Dioxide (SiO2)
Clear Quartz Crystal (Rock Crystal)
Quartz (Silicon Dioxide, SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Clear Quartz Crystal
Quartz (Silicon Dioxide, SiO2)
Clear Quartz (Carved Merkaba)
Silicon Dioxide (SiO2)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Clear Quartz Crystal
Quartz (Silicon Dioxide, SiO2)
Clear Quartz (Rock Crystal)
Quartz (Silicon Dioxide, SiO2)
Rough Emerald
Beryl (Be3Al2Si6O18 with Chromium/Vanadium impurities)
Amethyst
Silicon Dioxide with iron impurities (SiO2)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Amethyst
Amethyst (Silicon Dioxide with iron impurities), SiO2
Sandstone
Arenite (SiO2 primarily)
Sandstone (Ferruginous)
Arenite with Iron Oxide matrix
Smoky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Sandstone (Quartzose)
Arenite (primarily SiO2)
Sandstone (Ferruginous)
Arenite (composed primarily of SiO2 with iron oxide Fe2O3 cement)
Sandstone
Arenite
Sandstone
Clastic Sedimentary Rock (primarily SiO2)
Sandstone
Clastic sedimentary rock (primarily SiO2)
Sandstone (with Limonite staining)
Arenite (FeOx-rich)
Quartz Pebble
Silicon Dioxide (SiO2)
Peridot (Olivine)
Olivine, (Mg, Fe)2SiO4
Amethyst
Silicon Dioxide (SiO2) with iron impurities
Quartz Crystal (specifically a small Clear Quartz point)
Silicon Dioxide (SiO2)
Citrine
Silicon Dioxide (SiO2) with ferric iron impurities
Chert (and/or River Pebble)
Microcrystalline quartz (SiO2)
Chert (Flint Pebbles)
Microcrystalline quartz (SiO2)
Black Obsidian
Obsidian (Volcanic Glass), primarily SiO2 (Silicon Dioxide)
Amethyst
Silicon Dioxide (SiO2) with traces of Iron (Fe3+)
Prasiolite
Silicon Dioxide (SiO2) with iron impurities
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)