Milky Quartz (Water-worn Pebble)
Quartz (Silicon Dioxide, SiO2)
Category
Browse mineral (specifically, a variety of the mineral species pyrope almandine garnet) specimens identified by the Rock Identifier community.
Milky Quartz (Water-worn Pebble)
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz (Water-Worn Pebble)
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Blue Chalcedony
Silicon Dioxide (SiO2)
Rose Quartz
Quartz (Silicon Dioxide) - SiO2
Rose Quartz
Silicon dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Rose Quartz
Quartz (SiO2) with trace amounts of Titanium, Iron, or Manganese
Rose Quartz
Silicon Dioxide (SiO2)
Jasper with Iron Staining
Silicon Dioxide (SiO2) - Microcrystalline Quartz
Emerald
Emerald (Beryl variety); Be3Al2(SiO3)6 with Chromium/Vanadium impurities
Quartz (Rose/Milky variety)
Silicon Dioxide (SiO2)
Pink Granite
Granite (High K-Feldspar variety)
Banded Chert
Cryptocrystalline Quartz (SiO2)
Quartz
Silicon Dioxide (SiO2)
Blue Lace Agate
Chalcedony (SiO2) with trace inclusions
Jasper
Jasper (Silicate mineral, SiO2)
Fancy Jasper (Ocean Jasper or River Jasper variant)
Silicon Dioxide with inclusions (SiO2)
Granitic Pegmatite with Schorl
Granitic Pegmatite (NaAlSi3O8, KAlSi3O8, SiO2) with Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)
Orthoclase Feldspar
KAlSi3O8 (Potassium aluminum silicate)
Sandstone
Arenite (composed primarily of SiO2)
Agate (various color varieties)
SiO₂ (Silicon Dioxide)
Labradorite (Larvikite variety)
Feldspar (Plagioclase series), (Na,Ca)(Si,Al)4O8
Carnelian (a variety of Chalcedony)
Silicon Dioxide (SiO₂)
Citrine
Silicon dioxide (SiO2)
Milky Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Mookaite Jasper
Silicified Radiolarite (SiO2 with iron impurities)
Ruby in Fuchsite
Corundum (Al2O3) in Fuchsite (K(Al,Cr)3Si3O10(OH)2)
Banded Agate (Gray Agate)
Silicon Dioxide (SiO2) - Variety of Chalcedony
Carnelian Agate
Silicon Dioxide (SiO2) - variety of Chalcedony
Banded Agate (Geode Fragment)
Silicon Dioxide (SiO2) - Variety Agate
Carnelian Agate
Silicon Dioxide (SiO2) - Variety of Chalcedony
Agate (Slab)
Agate (Cryptocrystalline variety of Quartz, SiO2)
Quartz Druzy Geode
Silicon Dioxide (SiO2) - Crystalline Variety
Carnelian (Red Chalcedony)
Silicon Dioxide (SiO2) - variety of Chalcedony
Carnelian
Silicon Dioxide (SiO2) - variety of Chalcedony
Agate
Chalcedony (cryptocrystalline variety of Quartz, SiO2)
Banded Agate (with small Geode cavity)
Silicon Dioxide (SiO2) - Chalcedony variety
Crazy Lace Agate
Silicon Dioxide (SiO2) - Chalcedony variety
Red Jasper
Silicon Dioxide (SiO2) - variety Jasper
Carnelian (Carnelian Agate)
Silicon dioxide (SiO2) - a variety of Chalcedony