Milky Quartz
Crystalline Silicon Dioxide (SiO2)
Category
Browse mineral like industrial smelting waste specimens identified by the Rock Identifier community.
Milky Quartz
Crystalline Silicon Dioxide (SiO2)
Diamond (in jewelry setting)
Cubic Carbon (C)
Sandstone (Red Sandstone)
Arenite
Granitic Pegmatite (Muscovite and Quartz)
Pegmatite (KAl2(AlSi3O10)(OH)2 / SiO2)
Green Calcite
Calcium Carbonate (CaCO3)
Milky Quartz with Iron Staining
Silicon Dioxide (SiO2)
Garnet
Garnet group: X3Y2(SiO4)3 (commonly Almandine-Pyrope series)
Dyed Agate
Cryptocrystalline variety of Silica (SiO2)
Chakra Tumbled Stone Set
Various (including Amethyst [SiO2], Sodalite [Na8(Al6Si6O24)Cl2], Green Aventurine [SiO2], Red Jasper [SiO2], etc.)
Greenschist
Chlorite schist
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
Yellow Calcite
Calcium Carbonate (CaCO3)
Amygdaloidal Basalt
Amygdaloidal Basalt (Mafic Volcanic Rock)
Asphalt Concrete (Bituminous Concrete)
Bituminous aggregate
Quartz Sand Gravel
Silicon Dioxide (SiO2)
Quartz Druze on Matrix
Silicon Dioxide (SiO2)
Rough Garnet (likely Almandine or Pyrope)
Garnet group; Almandine Fe3Al2(SiO4)3 or Pyrope Mg3Al2(SiO4)3
Granitic Pegmatite (with Smoky Quartz and Mica)
Granitic Pegmatite (composed of SiO2, KAl2(AlSi3O10)(OH)2, and (K,Na)(AlSi3O8))
Schist
Mica Schist
Sapphire
Corundum (Al2O3)
Raw Garnet Fragment
Nesosilicate Group (e.g., Almandine, Fe3Al2(SiO4)3)
Botryoidal Chalcedony (Agate/Desert Rose Chalcedony)
Silicon Dioxide (SiO2) - Cryptocrystalline Quartz
Kaolinite (Kaolin)
Kaolinite (Al2Si2O5(OH)4)
Pegmatite
Igneous Pegmatite (Quartz, Feldspar, Micas)
Sandstone (lithic/quartz variant)
Clastic sedimentary rock (SiO2 predominant)
Rough Sapphire (possibly Yellow/Green Corundum)
Corundum (Al2O3)
Granitic Pegmatite
Granite Pegmatite (principally KAlSi3O8, SiO2, and KAl2(AlSi3O10)(OH)2)
Orange Calcite
Calcium Carbonate (CaCO3)
Banded Agate
Chalcedony / Silicon Dioxide (SiO2)
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
Sandstone
Arenite (compositionally various, primarily SiO2)
Green glassy slag or manufactured glass bead
Noncrystalline silicate glass; likely industrial glass/slag, not a true mineral
Fuchsite
K(Al,Cr)2(AlSi3O10)(OH)2 (Chromium-rich Muscovite)
Ruby
Corundum (Al2O3)
Bauxite
Bauxite (Al(OH)3, AlO(OH), AlOOH)
Quartz with Mica inclusions (likely Iron-stained)
Silicon Dioxide (SiO2) with Phyllosilicates
Bauxite
Bauxite (Al(OH)3, AlO(OH))
Sandstone (Pebble)
Sandstone (SiO2 dominated clastic sedimentary rock)
Silicon Carbide (Carborundum)
Silicon Carbide (SiC)
Rough Diamond
Natural Diamond (Carbon, C)
Granitic Pegmatite
Granite (with coarse-grained Quartz, Feldspar, and Mica components)
Synthetic Wolf Plush (Non-mineral)
Canis lupus similis (Prop material: Polyester & Synthetic fibers)