Quartzite
Quartzite (primarily SiO2)
Category
Browse metamorphic rock (variety of quartz) specimens identified by the Rock Identifier community.
Quartzite
Quartzite (primarily SiO2)
Chert (Gray Chalcedony)
Microcrystalline Quartz (SiO2)
Rose Quartz
Quartz (SiO₂), specifically a variety of Quartz
Quartzite
Quartzite (predominantly SiO2)
Quartzite (Tumbled Pebble)
Quartzite (SiO2)
Quartz (Milky Quartz / Quartzite)
Silicon Dioxide (SiO2)
Chalcedony (Banded/Mottled Variety)
Chalcedony (a cryptocrystalline variety of Quartz, SiO2)
Banded Agate
Agate (Cryptocrystalline variety of Quartz, SiO2)
Quartz Vein in Host Rock
Silicon Dioxide (SiO2) within Matrix
Quartzite
Quartzite (SiO2)
Almandine Garnet in Schist
Almandine, Fe3Al2(SiO4)3
Quartzite
Quartzite (SiO2)
Green Quartzite (Aventurine variety)
Silicon Dioxide (SiO2) with inclusions of Fuchsite
Granite Gneiss
Gneiss (High-grade Metamorphic Rock)
Quartzite
Quartzite (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (specifically Milky/White Quartz)
Silicon Dioxide (SiO2)
Red Aventurine
Aventurine Quartz (SiO2 + Hematite/Goethite)
Quartzite
Quartzite (primarily SiO2)
Smoky Quartz (Rough Specimen)
Silicon Dioxide (SiO2)
Yellow Quartzite
Quartzite (primarily Silicon Dioxide - SiO2)
Serpentine
Antigorite/Lizardite (Mg, Fe)3Si2O5(OH)4
Red Quartzite / Ferruginous Sandstone
Quartzite (SiO2 with iron oxide impurities)
Quartz (Raw and Water-worn)
Silicon Dioxide (SiO2)
Wishing Stone with Quartz Veins
Quartzite or Quartz-veined Metamorphic Rock (composed mainly of SiO2)
Emerald in Matrix (Quartz/Schist)
Beryl (Be₃Al₂Si₆O₁₈) with Chromium/Vanadium impurities
Chert (Jasper-like)
SiO2 (Cryptocrystalline Quartz)
Quartzite (Milky)
Metamorphic rock predominantly composed of Quartz (SiO2)
Khondalite
Garnet-Sillimanite-Graphite Gneiss
Quartzite (Gold-Yellow variety)
Quartzite (Silicon Dioxide, SiO2)
Quartzite with Iron Inclusions
Metamorphosed Sandstone (SiO2 dominated)
Quartz (Rose or Clear variety)
Silicon Dioxide (SiO2)
River Pebble (Quartzite)
Quartzite (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Pyrite (on host rock)
Iron Sulfide (FeS2)
Serpentinite
Serpentinite (composed primarily of Serpentine group minerals like Antigorite, Lizardite, and Chrysotile)
Quartzite Pebble
Si02 (Metamorphosed Sandstone)
Gneiss (with Mica and Quartz)
Gneissic Metamorphic Rock
Jasper
Silicon dioxide (SiO2) with impurities
Chalcedony (Agate/Chert variety)
Silicon Dioxide (SiO2)
Green Aventurine (Green Quartzite)
Silicon Dioxide (SiO2) with inclusions of Fuchsite mica
Noble Serpentine
Antigorite (Mg3Si2O5(OH)4)