Clear Quartz Cluster
Silicon Dioxide (SiO2)
Category
Browse mineral (native element alloy) specimens identified by the Rock Identifier community.
Clear Quartz Cluster
Silicon Dioxide (SiO2)
Emerald
Beryl (Be3Al2Si6O18 with Chromium/Vanadium impurities)
Tiger's Eye
Silicon Dioxide (SiO2) with iron oxide inclusions
Labradorite
Labradorite (Ca, Na)(Al, Si)4O8
Ocean Jasper
Orbicular Jasper/Microcrystalline Quartz (SiO2)
Labradorite
Labradorite (Plagioclase Feldspar Series) - (Ca, Na)(Al, Si)4O8
Libyan Desert Glass
Tektite (high-silica impact glass), SiO2
Smoky Quartz
Silicon Dioxide (SiO2)
Quartz (Milky/Crystal Variety)
Silicon Dioxide (SiO2)
Green Aventurine
Silicon Dioxide (Quartz) with Fuchsite inclusions (K(Al,Cr)2(AlSi3O10)(OH)2)
Red Jasper
Quartz (Silicon Dioxide) with Hematite inclusions, SiO2
Larimar
Pectolite (NaCa2Si3O8(OH))
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Yellow Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
Amethyst
Silicon dioxide (SiO2) with iron impurities
Moss Agate
Silicon Dioxide with inclusions (SiO2)
Amethyst
Amethyst (Silicon Dioxide - SiO2 with ferric impurities)
Copper Ore with Chrysocolla and Azurite
Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O (Chrysocolla) / Cu3(CO3)2(OH)2 (Azurite)
Bornite (Peacock Ore)
Bornite (Copper iron sulfide - Cu5FeS4)
Black Tourmaline
Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)
Gold Ore in Quartz
Auriferous Quartz (Gold: Au; Quartz: SiO2)
Rose Quartz
Crystalline Silicon Dioxide with trace Titanium/Manganese/Iron (SiO2)
Labradorite
Labradorite, (Ca, Na)(Al, Si)4O8
Amethyst
Amethyst (Silicon Dioxide, SiO2)
Moss Agate
Silicon Dioxide (SiO2) with inclusions of manganese or iron oxides
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Tiger's Eye
Pseudomorph of quartz after crocidolite (SiO2 with iron oxide inclusions)
Citrine (likely Heat-Treated Amethyst)
Silicon Dioxide (SiO2)
Amethyst
Amethyst (Silicon Dioxide - SiO2 with iron impurities)
Milky Quartz with Pyrite inclusions
Silicon Dioxide (SiO2) with Iron Disulfide (FeS2)
Granite
Phaneritic Igneous Rock (Granite)
Basalt
Aphanitic mafic volcanic rock (primarily plagioclase feldspar and pyroxene)
Corundum
Corundum (Aluminium oxide, Al2O3)
Quartz Pebble
Silicon Dioxide (SiO2)
Beaded Jewelry (Assorted Gemstones)
Various minerals, including but not limited to Quartz (SiO2), Garnet (X3Y2(SiO4)3), Jade (Na(Al,Fe)Si2O6), Amethyst (SiO2),等の多様な組み合わせ
Pink Tumbled Agate (Dyed)
Silicon Dioxide (SiO2) with artificial dyes
Moss Agate
SiO2 (Silicon Dioxide) with dendritic inclusions
Red Jasper
Silicon dioxide (SiO2) with iron oxide inclusions
Diorite
Diorite (Intermediate Plutonic Rock)
Diorite
Diorite (Intermediate intrusive igneous rock)
Sandstone
Arenite (SiO2 based with various mineral cements)
Granite
Granite (composed of Quartz, Alkali Feldspar, and Plagioclase)