Quartz
Silicon Dioxide (SiO2)
Category
Browse man made mineral simulant (glass) specimens identified by the Rock Identifier community.
Quartz
Silicon Dioxide (SiO2)
Tumbled Amethyst
Quartz (Silicon Dioxide, SiO2)
White Quartz
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Quartz (Raw and Water-worn)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Sandstone (Weathered Pebble)
Sedimentary Rock (Quartz arenite)
Sandstone
Arenite (primarily Quartz, SiO2)
Sandstone
Arenite (SiO2 primarily)
Sandstone
Arenite (SiO2 based)
Clear Quartz
Silicon Dioxide (SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Clear Quartz
Silicon dioxide (SiO2)
Cloudy Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Lapis Lazuli
Lazurite-rich metamorphic rock (approx. (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2)
Quartz Crystal
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz pebble with iron inclusions
Silicon Dioxide (SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Quartz (Common or Milky)
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz (Clear or Cloudy)
Silicon Dioxide (SiO2)
Quartz Crystal Fragment
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Sandstone (Ferruginous)
Arenite with Iron-Oxide Cement
Sandstone
Arenite (primarily SiO2)
Green Fluorite
Calcium Fluoride (CaF2)
Quartz Pebble
Silicon Dioxide (SiO2)
Polished ocean jasper (orbicular jasper), probable
Microcrystalline quartz/chalcedony (SiO₂) with iron-oxide and other mineral inclusions
Quartz-rich granite or granitic pegmatite
Coarse crystalline aggregate of quartz (SiO₂), feldspar, and mica; exact identification is uncertain from the image
Sandstone
Arenite
Quartz (Milky or Cloudy Quartz)
Silicon Dioxide (SiO2)
Sandstone (Ferruginous)
Arenite (primarily SiO2 with Fe2O3 staining)
Weathered granite or granitic gneiss fragment
Granite; chiefly quartz, alkali feldspar, plagioclase, and minor mica/iron oxides
Veined basalt (likely basalt with quartz/calcite vein)
Basalt, aphanitic mafic volcanic rock; vein minerals likely quartz (SiO₂) or calcite (CaCO₃)