Red Jasper
Silicon Dioxide (SiO2) with iron oxide impurities
Category
Browse sedimentary or metamorphic derived specimens identified by the Rock Identifier community.
Red Jasper
Silicon Dioxide (SiO2) with iron oxide impurities
Raw Fluorite
Calcium Fluoride (CaF2)
Red Jasper
Jasper (Silicon Dioxide, SiO2)
Coffee Bean Jasper
Silicon Dioxide (SiO2) with impurities
Marble
Recrystallized Calcite Rock (CaCO3)
Blue Apatite
Fluorapatite (Ca5(PO4)3F)
Aquamarine
Beryl (Be3Al2Si6O18 with iron impurities)
Blue Kyanite in Quartz
Kyanite (Al2SiO5)
Unakite
Epidotized Granite
Flint (variety of Chert)
Silicon Dioxide (SiO2)
Red Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
Lapis Lazuli
Lapis Lazuli (Aggregate of Lazurite (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2, Pyrite, and Calcite)
Schist
Mica Schist (formula variable based on mineral content, typically containing [K,Al,Fe,Mg,Si,O,H])
Green Aventurine
Silicon Dioxide (Quartz) with inclusions of Fuchsite mica; Chemical formula: SiO2 + K(Al,Cr)2AlSi3O10(OH)2
Jasper
Jasper (Silicon Dioxide, SiO2)
Red Jasper (with Quartz veining)
Silicon Dioxide (SiO2) with Iron Oxide (Fe2O3) inclusions
Red Jasper (Polished)
Silicon Dioxide (SiO2) with Iron Oxide inclusions
Jasper
Silicon Dioxide (SiO2) with impurities
Jasper (Red Jasper)
Jasper (SiO2 - Silicon Dioxide with iron inclusions)
Jasper (Iron-stained)
Jasper (Silicon Dioxide, SiO₂ with Iron inclusions)
Jasper Breccia
Silicon Dioxide (SiO2) with impurities
Celestite
Celestine (Strontium Sulfate, SrSO4)
Red Jasper
Silicon Dioxide (SiO2) with Hematite impurities
Red Jasper
Silicon Dioxide (SiO2) - Opaque Chalcedony
Potassium Feldspar
Orthoclase (KAlSi3O8)
Botryoidal Chalcedony
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Red Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
Chert (Red Jasper variant)
Silicon Dioxide (SiO2) with iron oxide inclusions
Blue Chalcedony
Silicon Dioxide (SiO2) - Microcrystalline Quartz
Mookaite Jasper
Radiolarite (Silicon Dioxide, SiO2)
Yellow Jasper
Jasper (Silicon Dioxide with Iron Oxide inclusions), SiO2
Jasper (Iron-rich)
Silicon Dioxide (SiO2) with Iron Oxide (Fe2O3) impurities
Jasper
Silicon dioxide (SiO2) with iron oxide inclusions
Carnelian
Chalcedony (SiO2) with iron oxide impurities
Yellow Jasper
Silicon Dioxide (SiO2) with hydrated iron oxide impurities (Goethite)
Yellow Jasper
Silicon Dioxide (SiO2) with hydrated iron oxide impurities (Goethite or Limonite)
Green Aventurine
Silicon Dioxide (SiO2) with inclusions of Fuchsite
Hematite
Iron(III) oxide (Fe2O3)
Schist
Mica Schist (Quartz-Muscovite-Biotite Schist)
Schist
Mica Schist (variety: Muscovite/Biotite Schist)
Schist
Mica Schist