Moonstone
Potassium Aluminum Silicate (KAlSi3O8) with inclusions of Albite
Category
Browse igneous and metamorphic specimens identified by the Rock Identifier community.
Moonstone
Potassium Aluminum Silicate (KAlSi3O8) with inclusions of Albite
Milky Quartz
Silicon Dioxide (SiO2)
Peach Moonstone
Potassium Aluminum Silicate (KAlSi3O8) with inclusions
Citrine Quartz
Silicon Dioxide (SiO2)
Orange Calcite
Calcium Carbonate (CaCO3)
Yellow Quartz (Citrine or Iron-Stained Quartz)
Silicon Dioxide (SiO2)
Yellow Quartz (Citrine Quartzite)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Black Tourmaline
Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)
Hematite
Hematite (Fe2O3)
Black Tourmaline
Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)
Milky Quartz
Silicon Dioxide (SiO2)
Moonstone
Orthoclase Feldspar ((K,Na)AlSi3O8)
Milky Quartz
Silicon Dioxide (SiO2)
Tumbled Quartz (Snow Quartz)
Silicon Dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Optical Calcite
Calcium Carbonate (CaCO3)
Moonstone
Orthoclase (Potassium aluminum silicate - KAlSi3O8)
Sapphire
Corundum (Al2O3)
Hematite
Iron Oxide (Fe2O3)
Green Calcite
Calcium Carbonate (CaCO3)
Milky Quartz
Silicon Dioxide (SiO2)
Quartz (Citrine or Iron-Stained)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Moonstone
Orthoclase Feldspar (formula: (K,Na)AlSi3O8)
Quartz Pebble
Silicon Dioxide (SiO2)
Milky Quartz
Crystalline Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Citrine
Silicon Dioxide (SiO2) with iron impurities
Blue Apatite
Apatite, Ca5(PO4)3(F,Cl,OH)
Citrine Quartz
Silicon Dioxide (SiO2) with iron impurities
Quartz (Small Fragment)
Silicon Dioxide (SiO2)
Peach Moonstone (Orange/Peach Feldspar)
Potassium aluminum silicate (KAlSi3O8)
Smoky Quartz
Silicon Dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Black Sand (Magnetite Sand)
Magnetite (Fe3O4)