Schist
Mica Schist
Category
Browse metamorphic and sedimentary specimens identified by the Rock Identifier community.
Schist
Mica Schist
Soapstone (Talc Steatite) Carving
Steatite (Hydrous magnesium silicate, Mg3Si4O10(OH)2)
Quartzite
Quartzite (mostly SiO2)
Unakite
Epidotized Granite
Pink Quartzite
Quartzite (SiO2)
Green Quartzite
Quartzite (SiO2)
Quartzite
Quartzite (primarily Silicon Dioxide, SiO2)
Schist (with Iron Oxide)
Mica Schist
Quartzite Pebble
Metamorphosed Quartz Sandstone (SiO2)
Quartzite
Quartzite (primarily SiO2)
Pink Quartzite
Quartzite (mainly SiO2 with iron oxide impurities)
Garnet in Matrix (Eclogite)
Eclogite, featuring Almandine or Pyrope Garnet [X3Y2(SiO4)3]
Green Aventurine
Silicon Dioxide (SiO2) with inclusions of Fuchsite mica
Quartzite
Quartzite (SiO2)
Blue Quartzite (River Pebble)
Quartzite (primarily SiO2 with Dumortierite or Crocidolite inclusions)
Quartzite
Quartzite (primarily SiO2)
Quartzite
Quartzite (composed primarily of SiO2)
Green Quartzite
Quartzite (SiO2 with chromium-rich impurities)
Unakite
Epidotized Granite
Bornite
Copper Iron Sulfide (Cu5FeS4)
Serpentine
Antigorite/Lizardite (Mg, Fe)3Si2O5(OH)4
Raw Emerald in Matrix
Beryl (Be3Al2Si6O18) with Chromium/Vanadium impurities
Yellow Quartz
Silicon Dioxide (SiO2)
Bornite
Cu5FeS4 (Copper Iron Sulfide)
Banded Agate
Cryptocrystalline Quartz (SiO2)
Citrine Quartz
Silicon Dioxide (SiO2)
Citrine Quartz
SiO2 (Silicon Dioxide with Iron impurities)
Quartz Pebble
Silicon Dioxide (SiO2)
Agate
Silicon dioxide (SiO2)
Emerald in Matrix
Beryl (Be3Al2Si6O18)
Bornite
Copper Iron Sulfide (Cu5FeS4)
Aquamarine
Beryllium aluminum silicate (Be3Al2Si6O18)
Green Aventurine
Silicon Dioxide (SiO2) with Fuchsite inclusions
Serpentinite
Serpentinite (Mg, Fe, Ni, Al, Zn, Mn)2-3(Si, Al, Fe)2O5(OH)4
Citrine
Silicon Dioxide (SiO2)
Labradorite
Plagioclase Feldspar ((Ca, Na)(Al, Si)4O8)
Unakite
Unakite (Epidotized Granite)
Banded Agate
Cryptocrystalline Quartz (SiO2)
Serpentine
Serpentine group ((Mg, Fe, Ni, Al, Zn, Mn)2-3(Si, Al, Fe)2O5(OH)4)
Bornite (Peacock Ore)
Bornite (Cu5FeS4)
Smoky Quartz
Silicon Dioxide (SiO2)
Smoky Quartz
Smoky Quartz (SiO2)