Quartz Crystal Cluster
Silicon Dioxide (SiO2)
mineral
Category
Mineral (Synthetic Paper And Ink Polymorph)
Browse mineral (synthetic paper and ink polymorph) specimens identified by the Rock Identifier community.
Learn about Mineral (Synthetic Paper And Ink Polymorph) in the encyclopedia
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Chrysocolla
Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O (Hydrated Copper Phyllosilicate)
mineral
Green Calcite
Calcium Carbonate (CaCO3)
mineral
Quartz Vein in Host Rock
Silicon dioxide (SiO2) veining in silicate matrix
sedimentary
Jasper
Silicon dioxide (Quartz variety), SiO2
sedimentary
Malachite / Copper Ore
Cu2CO3(OH)2
mineral
Jasper and Agate Mix
Silicon dioxide (SiO2) - Microcrystalline Quartz
sedimentary
Quartz
Silicon Dioxide (SiO2)
mineral
Amethyst
Silicon Dioxide (Quartz variety)
gemstone
Goethite
Goethite (FeO(OH))
mineral
Agate Nodule / Chalcedony
Silicon Dioxide (SiO2)
sedimentary
Chevron Amethyst
Silicon Dioxide with Iron Impurities (SiO2)
mineral
Amethyst
Quartz (SiO2)
mineral
Quartz Vein Rock
Silicon dioxide (SiO2) within a host rock matrix
mineral
Sodalite
Na4Al3(SiO4)3Cl (Sodium Aluminum Silicate Chloride)
mineral
Blue Calcite
Calcite (Calcium Carbonate, CaCO3)
mineral
Quartz pebble
Silicon dioxide (SiO2)
sedimentary
Quartz with Iron Staining
Silicon Dioxide (SiO2)
mineral
Tiger's Eye
Quartz pseudomorph after crocidolite (SiO2)
gemstone
Jasper
Silicon Dioxide (SiO2) with impurities
sedimentary
Aquamarine
Beryl (Be3Al2(SiO3)6)
gemstone
Amethyst
Quartz (SiO2)
gemstone
Amethyst Quartz Crystal
Silicon Dioxide (SiO2) with iron impurities
mineral
Bumblebee Jasper
Anhydrous Calcium Carbonate with Sulfur and Arsenic (Orpiment/Realgar)
sedimentary
Prehnite
Prehnite (Ca2Al(AlSi3O10)(OH)2)
mineral
Prehnite
Prehnite (Ca2Al(AlSi3O10)(OH)2)
mineral
Aquamarine
Be3Al2(Si6O18)
gemstone
Smoky Quartz in Matrix
Silicon Dioxide (SiO2)
mineral
Quartz (Pink / Ferruginous)
Silicon Dioxide (SiO2)
mineral
Emerald
Beryl (Be3Al2(SiO3)6)
gemstone
Yellow Quartz
Silicon Dioxide (SiO2)
mineral
Agate Geode
Silicon Dioxide (SiO2) - Chalcedony variety
sedimentary
Jasper
Silicon Dioxide (SiO2) - Microcrystalline Quartz
sedimentary
Limonite
FeO(OH)·nH2O
mineral
Limonite Nugget
Limonite (Hydrated iron oxide-hydroxide, FeO(OH)·nH2O)
mineral
Quartz with Tourmaline inclusion (Tourmalinated Quartz)
Silicon Dioxide (SiO2) with Tourmaline inclusions
mineral
Sphalerite with Galena and Calcite / Quartz display specimens
Zinc Iron Sulfide (Zn,Fe)S with Quartz (SiO2) / Aquamarine / Fluorite
mineral
Yellow Jasper Pebble
Silicon Dioxide (SiO2) with Iron Oxide inclusions
mineral
Thunderegg (Agate or Quartz Geode)
Silica-filled rhyolitic nodule (SiO2)
sedimentary
Amethyst and Smoky Quartz (Tumbled)
Silicon Dioxide (SiO2) with trace impurities iron (Amethyst) and aluminum/radiation (Smoky Quartz)
mineral
Citrine (Heat-treated Amethyst)
Silicon Dioxide (SiO2) with iron impurities
mineral
Peridot (Olivine)
Olivine ((Mg, Fe)2SiO4)
mineral