Blue goldstone beads
Man-made aventurine glass (silica glass with metallic copper inclusions), not natural lapis lazuli
Category
Browse mineral (man modified) specimens identified by the Rock Identifier community.
Blue goldstone beads
Man-made aventurine glass (silica glass with metallic copper inclusions), not natural lapis lazuli
Man-made Green Quartz (Lab-grown or Treated)
Silicon Dioxide (SiO2) with artificial coloration
Blue slag glass or dyed glass-like industrial material
Amorphous silicate glass; likely copper-bearing blue slag, but possibly colored man-made glass
Green Aventurine
Quartz (SiO2) with Fuchsite inclusions
N/A - Man-made object (Jewelry Chain)
Antiqued or Oxidized Metal Chain (often Steel or Brass)
Goldstone (Brown)
Aventurine glass
Polished blue calcite sphere (tentative identification)
Calcite, CaCO₃; blue color generally results from trace impurities or inclusions
Tumbled aqua glassy mineral specimen, likely chrysocolla or turquoise imitation
Uncertain from image; possible chrysocolla (hydrated copper aluminosilicate, variable composition) or dyed/man-made glass
Asphalt Pavement (with aggregate)
Asphalt concrete
Asphalt Chunk
Asphalt concrete
Crackle Glass (Simulated Gemstone)
Amorphous Solid (SiO2)
Metal Chain (Likely Steel or a Steel Alloy)
Steel (primarily iron and carbon); specific alloy unknown
Jewelry Chain with Blue and Clear Gemstones (Likely Cubic Zirconia)
Cubic Zirconia (ZrO₂), Silver or White Gold/Platinum Alloy
Synthetic Resin (Artificial Specimen)
Polyurethane or Polyester Resin
Blue Goldstone
Synthetic Avanturine Glass (or Aventurine Glass)
Green glassy mineral specimen, likely rough emerald or green fluorite
Tentatively beryl (Be₃Al₂Si₆O₁₈), emerald variety; synthetic/man-made glass cannot be excluded from the photograph
Brick
Fired clay or Ceramic material (no specific mineralogical scientific name as it's a composite)
Blue slag glass / industrial smelter slag
Man-made iron-rich silicate slag; composition variable, commonly Fe–Ca–Mg–Al silicates with glassy phases
Sea Glass
Amorphous Silicon Dioxide (SiO2)
Titanium Aura Quartz
Titanium-coated Silicon Dioxide (SiO2)
Luminous Stone (Glow-in-the-dark Synthetic/Man-made Stone)
Strontium Aluminate tinted glass or resin (Crystalline silicate/oxide mix)
Blue Goldstone
Aventurine glass (Synthetic borosilicate glass with cobalt and metallic inclusions)
Blue Slag Glass
Amorphous Silica (Byproduct of smelting)
Slag Glass (Cullet)
Amorphous Silicon Dioxide (SiO2) with metal oxide colorants
Quartz (Engineered Quartz Surface)
Silicon Dioxide (SiO2) based composite
Nickel coin (U.S. currency)
Cupronickel (75% Copper, 25% Nickel alloy)
Asphalt (Bituminous Concrete)
Bituminous Concrete / Pavement
Mixed polished gemstone and mineral collection
Primarily quartz varieties (SiO₂), plus probable aventurine, rose quartz, amethyst, agate, jasper, serpentine, feldspar, and possibly dyed or man-made glass pieces
Green Aura Quartz (Titanium treated Kyanite or Quartz)
Silicon Dioxide (SiO2) or Aluminum Silicate (Al2SiO5) with Titanium/Metal Oxide coating
Probable amber fragment
Amber (fossilized plant resin; chiefly amorphous organic resin, commonly dominated by succinite)
Asphalt (Bituminous Concrete)
Composite material (bitumen binder with mineral aggregate)
Blue Goldstone
Aventurine Glass
Goldstone
Aventurine Glass (SiO2 + Cu small inclusions)
Metal Alloy (Jewelry)
Not a naturally occurring rock or mineral; likely a metal alloy for jewelry. Possible compositions include sterling silver (92.5% silver, 7.5% copper), or other silver/gold alloys.
Blue Slag Glass
Ferro-silicate glass (Slag)
Synthetic Marbled Aggregate (Footwear Component)
Ethylene-vinyl acetate (Croslite™)
Goldstone (Red)
Aventurine Glass
Quartz
Silicon dioxide (SiO₂)
Blue Goldstone
Aventurine Glass (Silicon Dioxide with metal inclusions)
Clay Brick
Ceramic structural unit (Al2O3·2SiO2·2H2O as precursor)
Goldstone
N/A (Synthetic Glass with Copper Inclusions)
Goldstone (Synthetic Aventurescence Glass)
Cuprous Aventurescent Glass (Silicon Dioxide with Copper inclusions)