Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Category
Browse mineral with metamorphic or igneous host specimens identified by the Rock Identifier community.
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Quartz (Clear Quartz)
Silicon Dioxide (SiO2)
Potassium Feldspar
K-Feldspar (KAlSi3O8)
Epidote in Quartz
Epidote (Ca2(Al,Fe)3(SiO4)3(OH)) in Milky Quartz (SiO2)
Pearl
Aragonite (CaCO3) with Conchiolin
Chevron Amethyst
Silicon Dioxide (SiO2) with iron impurities
Tourmalinated Quartz
Crystalline Silicon Dioxide with Schorl inclusions (SiO2 + NaFe3Al6(BO3)3Si6O18(OH)4)
White Quartz Star
Silicon Dioxide (SiO2)
Greenstone or Epidote-rich Metamorphic Rock
Chlorite/Epidote Schist or Greenstone
Shale
Fissile Siliciclastic Sedimentary Rock
Quartz (Engineered Stone Countertop)
Silicon Dioxide (SiO2) within a resin matrix
Biotite Schist
Biotite-rich Schist (K(Mg,Fe)3AlSi3O10(OH,F)2)
Gneiss (specifically Banded Gneiss)
Gneiss
Lapis Lazuli
Lazurite-rich metamorphic rock (approx. Na6Ca2(Al6Si6O24)(S,SO4,Cl)1,2)
Gneiss
Gneiss
Banded Agate (specifically Carnelian Agate color)
Silicon Dioxide (SiO2) - variety of Chalcedony
Quartz (Grain)
Silicon Dioxide (SiO2)
Chert (Jasper/Agate variety)
Silicon Dioxide (SiO2)
Limonite Geode / Ironstone Concretion with Quartz
Limonite with Quartz (FeO(OH)·nH2O + SiO2)
Fire Agate
Chalcedony (Silicon Dioxide, SiO2) with Limonite/Goethite
Amphibolite (specifically Hornblende Schist/Gneiss)
Amphibole-rich Metamorphic Rock
Granite Gneiss
Granitic Gneiss
Orthoclase Feldspar
KAlSi3O8 (Potassium Aluminum Silicate)
Gneiss (Granitic Gneiss)
Gneiss (composed primarily of Quartz, Feldspar, and Mica/Amphibole)
Rainbow Moonstone with Black Tourmaline
White Labradorite (Feldspar variety, (Na,Ca)(Al,Si)4O8) with Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)
Granitic Gneiss
Gneiss (High-grade metamorphic rock)
Ocean Jasper (Orbicular Jasper)
Silicon Dioxide (SiO2) with iron and magnesium inclusions
Turquoise
Hydrous phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)
Larimar
Blue Pectolite (NaCa2Si3O8(OH))
Milky Quartz (Vein Quartz)
Silicon Dioxide (SiO2)
Magnetite
Magnetite (Fe3O4)
Quartz Cobble (River Rock)
Silicon Dioxide (SiO2)
Quartz (Vein Quartz)
Silicon Dioxide (SiO2)
Quartz (beads)
SiO2 (Silicon Dioxide)
Clear Quartz
Quartz (Silicon Dioxide, SiO2)
Magnetite (likely in Hematite or Ironstone)
Magnetite (Fe3O4)
Banded Gneiss
Gneiss (High-grade regional metamorphic rock)
Pyrite
Iron Disulfide (FeS2)
Turquoise
Turquoise, CuAl6(PO4)4(OH)8·4H2O
Clear Quartz
Quartz (Silicon Dioxide, SiO2)
Sandstone (Arkose)
Arkose Sandstone (SiO2 with KAlSi3O8)
Labradorite (Carved)
(Ca, Na)(Al, Si)4O8