Quartz Geode with Calcite
Silicon Dioxide (SiO2) with Calcium Carbonate (CaCO3)
Category
Browse mineral (specifically a variety of quartz) specimens identified by the Rock Identifier community.
Quartz Geode with Calcite
Silicon Dioxide (SiO2) with Calcium Carbonate (CaCO3)
Quartz
Silicon Dioxide (SiO2)
Red Jasper
Microcrystalline Quartz (SiO2)
Green Chert (Jasper)
Cryptocrystalline Quartz (SiO2)
Chert (Jasper)
Microcrystalline Quartz (SiO2)
Pyrite
Iron Disulfide (FeS2)
Rose Quartz
Quartz (SiO₂), variety Rose Quartz
Ruby
Corundum (Aluminum Oxide, Al2O3)
Rose Quartz
Silicon Dioxide (SiO2)
Pink Granite
Granite (Phaneritic intrusive rock rich in K-feldspar)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Mixed Mineral and Rock Collection
Mixed geological specimens (Quartz, Amethyst, Rose Quartz, Jasper, Epidote, Chert)
Onyx
Onyx (a variety of Chalcedony, SiO₂)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Moss Agate
Moss Agate (a variety of Chalcedony, SiO ₂)
Quartz
Silicon Dioxide (SiO2)
Milky Quartz with Iron Staining
Quartz (Silicon Dioxide, SiO2)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
White Quartz
Silicon Dioxide (SiO2)
Quartz (Chert/Chalcedony variety)
Silicon Dioxide (SiO2)
Quartz (Smoky/Milky variety)
Silicon Dioxide (SiO2)
Quartz (Clear or Milky)
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz (specifically Citrine or Yellow Quartzite pebble)
Silicon Dioxide (SiO2)
Quartz (specifically Milky or Rose Quartz variant)
Silicon Dioxide (SiO2)
Lake Superior Agate
SiO2 (Quartz variety chalcedony)
Quartz Crystal (specifically a small Clear Quartz point)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Sunstone (variety of Feldspar)
Oligoclase Sunstone, Plagioclase Feldspar (Na,Ca)Al(Si,Al)Si2O8
Milky Quartz
Silicon Dioxide (SiO2)
Polished blue banded agate slice
Chalcedony (microcrystalline quartz), SiO₂, commonly with trace iron and other coloring elements
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (Milky or Cloudy)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)