Quartzite
Quartzite (primarily SiO2)
Category
Browse man made metamorphic style composite specimens identified by the Rock Identifier community.
Quartzite
Quartzite (primarily SiO2)
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Serpentine
Serpentine group ((Mg, Fe, Ni, Al, Zn, Mn)3(Si, Al, Fe)2O5(OH)4)
Serpentinite
Serpentinite (composed primarily of Serpentine group minerals, Mg3Si2O5(OH)4)
Marble
Recrystallized Calcite (CaCO3)
Water and Silt (Sedimentary Environment)
Suspended Sediment / H2O (dihydrogen monoxide)
Rhodonite, Gray Moonstone, and White Feldspar Mix
Multiple: MnSiO3 (Rhodonite), (K,Na)AlSi3O8 (Feldspar/Moonstone)
Dendritic Rhodonite
Rhodonite (Manganese Silicate), (Mn,Fe,Mg,Ca)SiO3
Rhodonite
Rhodonite (Manganese Silicate), (Mn,Fe,Mg,Ca)SiO3
Serpentinite
Serpentinite (composed primarily of minerals in the Serpentine group)
Sapphire (Raw/Rough)
Corundum (Al2O3)
Serpentinite
Serpentinite (complex silicate of magnesium, (Mg,Fe,Ni,Al,Zn,Mn)2-3(Si,Al,Fe)2O5(OH)4)
Serpentinite
Serpentinite (composed primarily of minerals in the Serpentine group: Chrysotile, Lizardite, and Antigorite)
Serpentinite
Serpentinite (composed primarily of Serpentine group minerals: (Mg,Fe)3Si2O5(OH)4)
Fossil Coral
Coral Limestone (a type of biogenic sedimentary rock)
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Specular Hematite (Specularite)
Iron(III) oxide (Fe2O3)
Quartz / Milky Quartz
Silicon Dioxide (SiO2)
Orthoclase Feldspar
Potassium aluminum silicate (KAlSi3O8)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Calcite
Calcium Carbonate (CaCO3)
Pink Granite / Gneiss
Felsic Plutonic Rock (Granite) with Gneissic banding
Mica Schist
Mica Schist (primarily Muscovite or Biotite sheet silicates)
Rhodonite
Manganese Silicate (Mn,Fe,Mg,Ca)SiO3
White Quartz
Silicon Dioxide (SiO2)
Quartz (Smoky/Milky variety)
Silicon Dioxide (SiO2)
Quartz (Milky Quartz/Citrine Type)
Silicon Dioxide (SiO2)
Collection of Minerals and Ores
Various (e.g., Uraninite (U3O8), Carbon (C), Native Gold (Au), Hematite (Fe2O3), Galena (PbS), etc.)
Quartz (Milky or Grainy Variety)
Silicon Dioxide (SiO2)
Quartz Mica Schist
Mica-Quartz Schist (Chemical: SiO2 + KAl2(AlSi3O10)(OH)2)
Kyanite
Kyanite (Al2SiO5)
Milky Quartz
Silicon Dioxide (SiO2)
Red Garnet (Almandine-Pyrope series)
Garnet Group, Almandine (Fe3Al2(SiO4)3) or Pyrope (Mg3Al2(SiO4)3)
Milky Quartz with Iron Inclusions
Silicon Dioxide (SiO2)
Pyrite
Iron Sulfide (FeS2)
Bornite (Peacock Ore)
Bornite (Cu5FeS4)
Quartzite
Quartzite (primarily SiO2)
Quartzite
Quartzite (primarily SiO2)
Soapstone / Steatite
Steatite (primarily Talc, Mg3Si4O10(OH)2)
Clear Quartz
Silicon Dioxide (SiO2)
Orthoclase Feldspar
Orthoclase (KAlSi3O8)