Quartz in Limonite-rich Matrix
Silicon Dioxide (SiO2) with Goethite/Limonite FeO(OH)·nH2O
Mineral in Sedimentary/Secondary host
Category
Mineral (Variant Of Quartz)
Browse mineral (variant of quartz) specimens identified by the Rock Identifier community.
Learn about Mineral (Variant Of Quartz) in the encyclopedia
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Smoky quartz ring
Quartz (SiO₂), likely smoky quartz; the surrounding stones and metal cannot be identified reliably from the image.
gemstone
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Druzy quartz on matrix
Quartz (SiO₂), likely microcrystalline-to-fine crystalline drusy quartz
mineral
Gneiss or Schist
Gneiss or Mica Schist with Garnet
Metamorphic
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz with Mica (Muscovite/Biotite)
Silicon Dioxide (SiO2) with Phyllosilicate inclusions
mineral
Quartz with Pyrite and Lichen
Silicon Dioxide (SiO2) with Iron Sulfide (FeS2)
mineral
Unidentified pale stone or mineral specimen
Indeterminate; possibly massive quartz, calcite, or a light-colored feldspathic rock
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Quartz with Iron Stains
Silicon Dioxide (SiO2) with FeOx inclusions
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Quartz Mineral Specimens
Quartz (Silicon Dioxide, SiO2)
mineral
Quartz with Iron Staining
Silicon dioxide (SiO2)
mineral
Garden Quartz (Lodalite)
Silicon Dioxide with various mineral inclusions (SiO2)
mineral
Quartz Geode Fragment with Iron Staining
Silicon Dioxide (SiO2)
mineral
Milky Quartz with Mica Matrix
SiO2 (Silicon Dioxide) with Muscovite/Biotite mica
mineral
Geode
Quartz / Chalcedony nodule with mineralized cavity
sedimentary
Iron-stained Quartz
Silicon Dioxide (SiO2) with Limonite/Hematite inclusions
mineral
Quartz Vein in Greenstone
Hydrothermal Quartz (SiO2) with Chlorite/Epidote Schist host rock
metamorphic
Quartz–feldspar pegmatite mineral specimen
Quartz (SiO₂) with potassium feldspar, albite, mica, and likely garnet or tourmaline
igneous
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Pyrite in Quartz
Silicon Dioxide (SiO2) with Iron Sulfide (FeS2)
mineral
Quartz-rich pegmatite with mica
Granitic pegmatite; mainly quartz (SiO₂), feldspar, and muscovite/biotite mica, with possible sulfide or iron-oxide staining
igneous
Green Aventurine
Quartz (SiO2) with fuchsite inclusions
mineral
Sandstone with Quartz Vein
Quartzose Sandstone with Hydrothermal Quartz
sedimentary
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
mineral
Quartz with Schist Matrix
Crystalline Silicon Dioxide (SiO2) in micaceous schist
metamorphic
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Tumbled quartz (likely rose quartz and milky quartz)
Quartz, silicon dioxide (SiO₂)
mineral
Included Quartz Beads (likely Phantom Quartz or Garden Quartz)
Quartz (SiO2) with various mineral inclusions
Mineral