Quartz (Clear Quartz / Rose Quartz)
Silicon Dioxide (SiO2)
Category
Browse mineral (gemstone variety of beryl) specimens identified by the Rock Identifier community.
Quartz (Clear Quartz / Rose Quartz)
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Opalite
Synthetic Glass (Silica-based)
Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Hematite
Hematite (Fe2O3)
Ocean Jasper (Orbicular Jasper)
Spherulitic Chalcedony (SiO2)
Green Aventurine
Aventurine (a variety of Quartz, SiO2 with fuchsite inclusions)
Chert / Jasper
Microcrystalline Quartz (SiO2)
Chert (Flint)
Microcrystalline Quartz (SiO2)
Red Jasper
Silicon Dioxide (SiO2) with Hematite inclusions
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Chalcedony (Agate/Chert variety)
Silicon Dioxide (SiO2)
Dark metamorphic rock, likely hornfels or fine-grained basalt
Probable hornfels; commonly quartz–feldspar–mica with variable amphibole/pyroxene
Red Jasper with Quartz Veining
Silicon Dioxide (SiO2) - Microcrystalline Quartz with Iron Oxide impurities (Hematite)
Jasper
Silicon dioxide (SiO2) with impurities
Agate
Silicon dioxide (SiO2) - variety Chalcedony
Tiger's Eye
Silicon dioxide (SiO2) with crocidolite inclusions
Jasper
Jasper (Silicon Dioxide, SiO2)
Zircon
Zircon (ZrSiO4)
Strawberry Quartz
Quartz (SiO2) with inclusions of Goethite or Hematite
Orange Quartzite / Carnelian Agate
Silicon Dioxide (SiO2)
Quartz (Milky and Bull Quartz)
Silicon Dioxide (SiO2)
Quartz / Rock Crystal
Silicon Dioxide (SiO2)
Garnet (almandine or pyrope variety)
Silicate mineral Group: (Fe, Mg, Mn, Ca)3(Al, Fe, Cr)2(SiO4)3
Quartz (Milky or Cloudy Quartz)
Silicon Dioxide (SiO2)
Chalcedony (Agate/Carnelian)
Silicon Dioxide (SiO2)
Pink Pearl
Calcium Carbonate (Aragonite/Calcite) with Conchiolin (CaCO3)
Quartz
SiO2 (Silicon Dioxide)
Carnelian Agate
Silicon Dioxide (SiO₂), a variety of Chalcedony
Chalcedony Pebble / Rough Agate
Silicon Dioxide (SiO2)
Rose Quartz
Silicon Dioxide (SiO2)
Chert (Flint)
Silicon Dioxide (SiO2)
Quartz (Citrine)
Silicon Dioxide (SiO2)
Jasper (Red-Brown)
Silicon Dioxide (SiO2) with Iron Oxide impurities
Jasper
Jasper (Silica, SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Polished orbicular jasper (likely ocean jasper)
Silicified microcrystalline quartz/chalcedony (SiO₂), with iron-oxide and other mineral inclusions
Carnelian
Carnelian (variety of Chalcedony, SiO2)
Carnelian
SiO2 (Silicon Dioxide) - Translucent reddish-brown variety of Chalcedony
Milky Quartz
Silicon Dioxide (SiO2)
Amethyst cluster
Quartz, silicon dioxide (SiO₂), purple variety colored mainly by iron impurities and irradiation