Muscovite Mica (in Quartz matrix)
Potassium aluminum silicate hydroxide fluoride (KAl2(AlSi3O10)(F,OH)2)
Category
Browse mineral like industrial smelting waste specimens identified by the Rock Identifier community.
Muscovite Mica (in Quartz matrix)
Potassium aluminum silicate hydroxide fluoride (KAl2(AlSi3O10)(F,OH)2)
Smoky Quartz
Smoky Quartz (SiO2 - Silicon Dioxide with trace impurities of aluminum)
Milky Quartz with Iron Staining
Silicon Dioxide (SiO2) with Limonite/Goethite
Sapphire
Corundum (Al2O3)
Pegmatite with Smoky Quartz and Feldspar
Pegmatite (Quartz: SiO2, Feldspar: KAlSi3O8)
Native Copper with Malachite and Chrysocolla
Native Copper (Cu) with Malachite [Cu2CO3(OH)2] and Chrysocolla [(Cu,Al)2H2Si2O5(OH)4·nH2O]
Red Sandstone
Clastic Terrigenous Sedimentary Rock (composed mostly of SiO2 with Fe2O3)
Milky Quartz Pebble
Silicon Dioxide (SiO2)
Silicon
Element Si
Green glass sphere/marble
Soda-lime glass (primarily SiO2, Na2O, CaO)
Opalite (Man-made Glass)
Synthetic Opalised Glass
Milky or Greenish Quartz Pebble
Silicon Dioxide (SiO2)
Arsenic (Native)
Arsenic (As)
Garnet Schist
Almandine Garnet-Mica Schist (X₃Y₂(SiO₄)₃)
Pyrite (Fool's Gold)
Iron Disulfide (FeS2)
Garnet (Almandine)
Almandine (Fe3Al2(SiO4)3)
Sandstone (likely Iron-rich or Arkosic)
Arenite (SiO2 with FeO(OH) or Fe2O3 staining)
Blue Sapphire
Corundum (Al2O3 with trace Titanium and Iron)
Red Garnet
Garnet Group (e.g., Pyrope, Almandine, Spessartine, Grossular, Andradite, Uvarovite)
Aquamarine on Feldspar Matrix
Beryl (Be3Al2Si6O18) with Potassium Feldspar (KAlSi3O8)
Sandstone (Ferruginous)
Arenite (composed primarily of SiO2 with Fe2O3 cement)
Gold and Diamond
Native Gold (Au) and Diamond (C)
Vesicular Basalt (Scoria)
Extrusive Mafic Volcanic Rock (FeO-SiO2-MgO)
Diamond (Colorless/White)
Carbon (C)
Orange Calcite
Calcium Carbonate (CaCO3)
Schist
Mica Schist
Tektite (Indochinite)
Tektite (Silica-rich natural glass)
Quartz pebble
Silicon Dioxide (SiO2)
Basalt
Basalt (Mafic volcanic rock)
Quartz with Mica (Gneissic or Pegmatitic origin)
Silicon Dioxide (SiO2) with Phyllosilicates (KAl2(AlSi3O10)(F,OH)2)
Clear Quartz (Rock Crystal)
Quartz (Silicon Dioxide - SiO2)
Quartz Geode
Silicon Dioxide (SiO2)
Magnetite / Iron Ore
Magnetite (Fe3O4)
Diamond
Native Carbon (C)
Sandstone (likely Quartzite-rich)
Arenite (primarily SiO2)
Sandstone (lithic wacke)
Arenite / Lithic Wacke (mostly SiO2 with rock fragments)
Pink Satin Spar (Satin Spar Selenite Dyed)
Gypsum (CaSO4·2H2O)
Quartz Geode
Silicon dioxide (SiO2)
Yellow Quartz
Silicon Dioxide (SiO2)
Blue Calcite
Calcium Carbonate (CaCO3)
Diamond
Diamond (pure carbon, C)
Raw Green Jasper
Silicon Dioxide (SiO2) with iron silicate inclusions