Black Tourmaline (Schorl)
Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)
mineral
Category
Mineral (Found In Igneous And Metamorphic Rocks)
Browse mineral (found in igneous and metamorphic rocks) specimens identified by the Rock Identifier community.
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Blue Apatite
Fluorapatite - Ca5(PO4)3F
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Strawberry Quartz
Quartz with Hematite inclusions (SiO2 + Fe2O3)
mineral
Epidote
Epidote {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
mineral
Smoky Quartz
Silicon Dioxide (SiO₂)
mineral
Citrine
Silicon Dioxide (SiO2)
mineral
Peach Moonstone
Potassium Aluminum Silicate (KAlSi3O8) with inclusions
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Moonstone
Orthoclase (Potassium aluminum silicate - KAlSi3O8)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Milky quartz
Quartz (SiO₂), commonly massive milky quartz
mineral
Moonstone
Orthoclase Feldspar ((K,Na)AlSi3O8)
mineral
Blue Calcite
Calcium Carbonate (CaCO3)
mineral
Moonstone
Orthoclase Feldspar ((K,Na)AlSi3O8)
mineral
Calcite
Calcium Carbonate (CaCO3)
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
White Quartz
Silicon Dioxide (SiO2)
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Calcite
Calcium Carbonate (CaCO3)
mineral
Tumbled Amethyst
Quartz (Silicon Dioxide, SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Quartz (Smoky/Brown variety)
Silicon dioxide (SiO2)
mineral
Milky quartz with iron-oxide staining
Quartz (SiO₂), likely massive milky quartz; minor limonite/goethite staining
mineral
Green Aventurine
Silicon dioxide with Fuchsite inclusions (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)
mineral
Moonstone
Orthoclase Feldspar ((K,Na)AlSi3O8)
mineral
Milky Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Yellow Quartz (Citrine or Iron-Stained Quartz)
Silicon Dioxide (SiO2)
mineral
Moonstone (Tumbled)
Orthoclase (Potassium Feldspar) - (K,Na)AlSi3O8
mineral
Blue Quartz
Silicon Dioxide (SiO2) with inclusions
mineral
Smoky Quartz
Silicon Dioxide (SiO2)
gemstone
Smoky Quartz
Silicon Dioxide (SiO2)
gemstone
Smoky Quartz
Smoky Quartz (SiO2)
mineral
Magnetite (Lodestone variety)
Magnetite (Fe3O4)
mineral
Yellow Quartz (Citrine alternative)
Silicon Dioxide (SiO2) with iron impurities
mineral
Yellow Quartz (Citrine or Citrine-colored Quartz)
Silicon Dioxide (SiO2)
mineral
Milky Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Citrine
Silicon Dioxide (SiO2)
mineral