Not a rock
Not a rock
Category
Browse not a rock specimens identified by the Rock Identifier community.
Not a rock
Not a rock
Not a rock
Not a rock
Not a rock
Not a rock
Not a geological specimen
N/A (man-made object)
Synthetic Wolf Plush (Non-mineral)
Canis lupus similis (Prop material: Polyester & Synthetic fibers)
Pearls
Pearl: biomineralized aragonite (CaCO₃) and conchiolin
Polished red jasper
Jasper, an opaque microcrystalline variety of quartz (SiO₂), colored mainly by iron oxides
Lapis Lazuli (Low Grade)
Lazurite-rich metamorphic rock ((Na,Ca)8(AlSiO4)6(SO4,S,Cl,OH)2)
Bauxite
Bauxite (Mixture of Hydrous Aluminum Oxides)
Lapis Lazuli
Lapis lazuli (Complex silicate rock containing Lazurite (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2, Calcite, and Pyrite)
Lapis Lazuli (Tumbled)
Lazurite-dominated contact metamorphic rock
Lapis Lazuli
Na8[Al6Si6O24]Sn (Lazurite-rich metamorphic rock)
Bauxite
Bauxite (principal ore of aluminum, primarily Al(OH)3)
Lapis Lazuli
Lazurite-dominant Metamorphic Rock (complex aluminosilicate)
Bornite (“peacock ore”), likely weathered copper sulfide
Bornite, Cu₅FeS₄; possibly chalcopyrite, CuFeS₂, with iridescent tarnish
Bauxite
AlOx(OH)3-2x (mixture of Gibbsite, Boehmite, and Diaspore)
Lapis Lazuli (Tumbled Specimen)
Lapis Lazuli (Aggregate rock containing Lazurite: (Na,Ca)8(AlSiO4)6(SO4,S,Cl)2)
Lapis Lazuli (Tumbled Stone)
Na6Ca2(Al6Si6O24)(SO4,S,Cl)2 (Lazulite-rich Metamorphic Rock)
Bauxite
Bauxite (Al(OH)3, AlO(OH))
Bauxite
Aluminium ore (Hydrated aluminium oxides AlOx(OH)3-2x)
Bauxite
Bauxite (Al(OH)3, AlO(OH))
Bauxite
Bauxite (Mixture of Al(OH)3, AlO(OH), and Fe2O3)
Metallic Ornament / Jewelry
N/A - This is an artificial object, not a geological specimen.
Note: Item is not a geological specimen
Guitar Components (Steel, Nickel, Plastic, Wood)
Bauxite
Bauxite (mixture of Hydrous Aluminum Oxides)
Lapis Lazuli
Complex rock primarily containing Lazurite (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2
Lapis Lazuli (Raw)
Lazurite-rich metamorphic rock; Na3Ca(Al3Si3O12)S
Bauxite
Alumina ore (Mixture of Gibbsite, Boehmite, and Diaspore)
Bauxite (Pisolitic Bauxite)
Bauxite (mixture of Hydrous Aluminum Oxides)
Bauxite
Bauxite (Al(OH)3, γ-AlO(OH), and α-AlO(OH))
Lapis Lazuli (polished cabochon)
Lazurite-rich metamorphic rock (approx. Na6Ca2Al6Si6O24(SO4,S,Cl)2)
N/A (Non-Geological Specimen)
Lapis Lazuli
Lapis Lazuli (Primary mineral: Lazurite (Na,Ca)8(AlSiO4)6(SO4,S,Cl)2)
Lapis Lazuli (Raw Ore)
Na8[Al6Si6O24]n(S,Cl,SO4,OH)2 (Lazurite component)
Note: This is a Man-Made Object (Costume/Prop Patch)
Synthetic fiber and pigments (Cellulose/Plastic-based composite)
Bauxite
Bauxite (Mixture including Gibbsite Al(OH)3, Boehmite γ-AlO(OH), and Diaspore α-AlO(OH))
Man-made Synthetic Material (Plastic/Composite)
Acrylonitrile Butadiene Styrene (ABS) or High-Impact Polystyrene (HIPS)
Lapis Lazuli
Na8(Al6Si6O24)S2 (composed primarily of Lazurite, Calcite, and Pyrite)
Natural Pearl
Calcium carbonate (primarily Aragonite and Conchiolin), CaCO3
Lapis Lazuli
Lapis Lazuli (Rock composed primarily of Lazurite (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2, Calcite, and Pyrite)
Lapis Lazuli
Lapis Lazuli (Complex aggregate mainly of Lazurite: (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2)
Bauxite (Laterite Clay)
Bauxite (mixture of Hydrous Aluminum Oxides: Gibbsite Al(OH)3, Boehmite and Diaspore AlO(OH))