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)
Smoky Quartz
Silicon Dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Citrine
Silicon dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (Milky or Clear variety)
Silicon Dioxide (SiO2)
Sodalite
Sodalite (Na8Al6Si6O24Cl2)
White Quartz
Silicon Dioxide (SiO2)
Quartz (Milky/Common)
Silicon Dioxide (SiO2)
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
Green Aventurine
SiO2 (Quartz with Fuchsite inclusions)
Calcite
Calcium Carbonate (CaCO3)
Smoky Quartz
Silicon Dioxide (SiO2)
Citrine
Silicon Dioxide (SiO2) with iron impurities
Smoky Quartz
Silicon Dioxide (SiO2)
Quartz (Citrine or Iron-Stained)
Silicon Dioxide (SiO2)
Sunstone
Aventurine Feldspar ((Ca,Na)(Al,Si)4O8)
Yellow Calcite
Calcium Carbonate (CaCO3)
Quartz (Gravel Pebble)
Silicon Dioxide (SiO2)
Quartz (specifically Citrine or Iron-stained Quartz)
Silicon Dioxide (SiO2)
Quartz (Clear / Rock Crystal)
Silicon Dioxide (SiO2)
Citrine
Quartz (Silicon Dioxide - SiO2)
Tourmaline (likely Schorl)
Tourmaline Group Mineral (e.g., Schorl for black varieties); (Na,Ca)(Li,Mg,Fe,Mn,Al)3Al6(BO3)3Si6O18(OH)4
Epidosite (Epidote-rich rock)
Epidotalite (primarily Ca2(Al2Fe3+)(SiO4)(Si2O7)O(OH))
Biotite Gneiss
Gneiss (complex mixture including Biotite K(Mg,Fe)3AlSi3O10(F,OH)2 and Quartz/Feldspar)
Orthoclase Feldspar
Potassium aluminum silicate (KAlSi3O8)
Azurite and Malachite on Matrix
Azurite: Cu3(CO3)2(OH)2; Malachite: Cu2CO3(OH)2
Natural or Cultured Pearl
Calcium Carbonate (Aragonite and Conchiolin), CaCO3
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Quartz
Quartz (SiO2 - Silicon Dioxide)
Malachite Coating on Host Rock
Malachite [Cu2CO3(OH)2]
Corundum (Sapphire variant)
Aluminum Oxide (Al2O3)
Rutilated Quartz (or Tourmalinated Quartz if inclusions are Tourmaline)
Silicon Dioxide (SiO2) with Rutile (TiO2) or Tourmaline inclusions
Biotite (Mica)
Biotite group (K(Mg,Fe)3AlSi3O10(F,OH)2)
Quartz (Milky Quartz / Quartzite)
Silicon Dioxide (SiO2)
Citrine Quartz
Silicon Dioxide (SiO2) with iron impurities
Magnetite with Pyroxene
Magnetite (Fe3O4) in Mafic Igneous Matrix
Schist
Chlorite/Mica Schist
Gneiss
Gneiss
Quartz Vein Rock
Silicon Dioxide (SiO2)
Turquoise
Hydrate phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)