Quartz
Quartz (SiO₂)
Category
Browse mineral (specifically, a variety of the mineral species pyrope almandine garnet) specimens identified by the Rock Identifier community.
Quartz
Quartz (SiO₂)
Selenite (Satin Spar)
Gypsum (Calcium Sulfate Dihydrate, CaSO4·2H2O)
Rose Quartz
SiO2 (Silicon Dioxide)
Carnelian Agate
Silicon Dioxide (SiO2) with iron oxide impurities
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz Pebble
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz Pebble
Silicon Dioxide (SiO2)
Quartz (Milky variant)
Silicon Dioxide (SiO2)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Pink Dyed Agate
Silicon Dioxide (SiO2) - Variety Agate
Amethyst (Rose-tinted variation)
Silicon Dioxide (SiO2) with trace iron impurities
Tumbled Carnelian and Quartz Mix
Silicon Dioxide (SiO2) with iron oxide impurities
Red Jasper
Jasper (Silicon Dioxide, SiO2 with Fe2O3 inclusions)
Quartz (Milky/Bull Quartz)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Carnelian
Carnelian (Silicon Dioxide - SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Dendritic Agate (River Pebble)
Silicon Dioxide (SiO2) with Manganese or Iron oxide inclusions
Yellow Calcite
Calcium Carbonate (CaCO3)
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
Ocean Jasper
Orbicular Jasper (Silicon Dioxide, SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Diamond
Diamond (pure native carbon, C)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Tree Agate
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Chalcedony (Common Agate)
Silicon Dioxide (SiO2)
Eye Agate (Sulemani Agate)
Banded Chalcedony (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Red Jasper (Opaque Chalcedony)
Jasper / Silicon Dioxide (SiO2) with Ferric Iron inclusions
Yellow Jasper
Jasper (Silica-rich Microcrystalline Quartz, SiO2)
Amethyst (Quartz variety)
Silicon Dioxide (SiO2) with iron impurities