Bauxite (Pisolitic Bauxite)
Bauxite (mixture of Hydrous Aluminum Oxides)
Category
Browse mineral like industrial smelting waste specimens identified by the Rock Identifier community.
Bauxite (Pisolitic Bauxite)
Bauxite (mixture of Hydrous Aluminum Oxides)
Fancy Jasper (Ocean Jasper or River Jasper variant)
Silicon Dioxide with inclusions (SiO2)
Granite with Epidote
Granite, containing quartz, feldspar, and epidote
Bauxite
Bauxite (Al(OH)3, γ-AlO(OH), and α-AlO(OH))
Greenstone
Protolith: Basaltic rock
Mica Schist
Mica Schist (primarily Muscovite or Biotite KAl2(AlSi3O10)(OH)2)
Pink Dyed Agate (Banded Chalcedony)
Silicon dioxide (SiO2) - variety Chalcedony
Quartzite
Quartzite (Primary mineral: SiO2)
Chert (specifically Iron-stained River Cobble)
Silicon Dioxide (SiO2)
Jasper
Silicon dioxide (SiO2) with iron oxide and clay inclusions
Pyrite
Iron Sulfide (FeS2)
Gneissic Schist
Foliated Metamorphic Rock (Schist/Gneiss transition)
Dendritic Agate
Dendritic Agate (Silicon Dioxide with Manganese or Iron Oxide inclusions, SiO2)
Sandstone
Arenicola (comprising mostly Quartz, SiO2)
Gneiss
Metamorphic Gneiss
Granodiorite
Granodiorite (Intermediate intrusive igneous rock)
Chert (Basanite / Flint)
Microcrystalline silica (SiO2)
Agate (Moss or Dendritic Agate)
Chalcedony (Silicon Dioxide, SiO2)
Gneiss
Gneiss (High-grade metamorphic rock)
Mica (Muscovite)
Muscovite (KAl2(AlSi3O10)(OH)2)
Sandstone
Arenite (SiO2 with various cementing agents)
Schist
Schist
Titanium Aura Quartz
Titanium-coated Silicon Dioxide (SiO2)
Gneiss
Gneiss (High-grade metamorphic rock)
Feldspathic Gneiss (Granite Gneiss)
Gneiss (High-grade Regional Metamorphic Rock)
Rough Diamond
Diamond (pure Carbon, C)
Diamond
Native Carbon (C)
Diamond
Cubic carbon (C)
Amethyst
Silicon Dioxide (SiO2) with iron impurities
Quartz (River Pebble)
Silicon Dioxide (SiO2)
Milky Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
Quartzite
Quartzite (Primary mineral: SiO2)
Chert (Jasper-like)
SiO2 (Cryptocrystalline Quartz)
Gneiss
Gneiss (a rock type, not a specific mineral with a formula)
Dragon Vein Agate
Silicon Dioxide (SiO2)
Diamond (faceted)
Diamond (Pure Carbon, C)
Schorl (Black Tourmaline)
Sodium Iron Aluminum Borosilicate Hydroxide; NaFe2+3Al6Si6O18(BO3)3(OH)3OH
Banded Agate (Gray Agate)
Silicon Dioxide (SiO2) - Chalcedony
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Orthoclase Feldspar
Potassium Feldspar (KAlSi3O8)
Yellow Sapphire
Corundum (Al2O3)
Blue Calcite
Calcium Carbonate (CaCO3)