Opalite
Synthetic glass / Opaque silicious glass
Category
Browse mineral (man made composite) specimens identified by the Rock Identifier community.
Opalite
Synthetic glass / Opaque silicious glass
Metal Chain Belt with Square Plates
Not applicable (man-made)
Brick
Fired clay or Ceramic material (no specific mineralogical scientific name as it's a composite)
Diamond (or Simulant)
Carbon (C)
Engineered Quartz (Quartzite look-alike)
Silicon Dioxide (SiO2) composite
Asphalt Concrete
Bituminous Concrete / Asphaltic Composite
Cullet Glass / Slag Glass
Amorphous silica glass
Sea Glass
Silicon dioxide (mostly)
Blue-green chrysocolla rough specimen
Chrysocolla, hydrated copper aluminosilicate; commonly associated with malachite, quartz, and limonite
Quartz pebble (Quartztite fragment)
Silicon Dioxide (SiO2)
Porcelain (Stoneware Ceramic)
Mullite / Silica-glass composite (Al6Si2O13)
Opalite
Man-made opalized glass
Goldstone
Aventurine Glass (Man-made)
Mystic Topaz (Treated Quartz or Topaz)
Aluminum silicate fluoride hydroxide [Al2SiO4(F,OH)2] with thin-film metallic coating
Asphalt Concrete
Bituminous conglomerate
Sea Glass
Man-made vitreous material
Turquoise cabochon ring
Turquoise — hydrated copper aluminum phosphate, CuAl₆(PO₄)₄(OH)₈·4H₂O
Cobalt Blue Glass / Cullet Glass
Silicon dioxide (Amorphous man-made glass)
Concrete Fragment
Hardened Portland cement and mineral aggregate
Opalite
Synthetic glass / Opalized glass
Diamond (or Simulant)
Carbon (C) or relevant simulant formula (e.g., ZrO2 for Cubic Zirconia)
Decorative gemstone-chip jewelry (likely turquoise, coral, and assorted beads)
Predominantly turquoise, CuAl₆(PO₄)₄(OH)₈·4H₂O; other pieces appear to be dyed coral or red stone, and possibly shell/metal components
Asphalt Concrete (Bituminous Conglomerate)
Anthropogenic Bituminous Conglomerate
ABS Plastic (Acrylonitrile Butadiene Styrene)
(C8H8)x·(C4H6)y·(C3H3N)z
Opalite
Synthetic Opalite Glass / Opalized Glass
Diamond
Native Carbon (C)
Green Obsidian Sphere (man-made glass)
Vitreous Silica with Chromium/Iron additives
Sandstone Concretion
Limonitic Sandstone Concretion
Sandstone (likely Fossilized Wood or Concrete Simulacrum)
Arenite / Silicified Wood / Anthropogenic Concrete
Asphalt (Road Aggregate)
Asphalt concrete / Bituminous mixture
Stainless Steel (Polished)
Ferrous Alloy containing Iron (Fe), Chromium (Cr), and Carbon (C)
Rose Quartz and Cherry Quartz (Dyed Glass/Quartz)
Silicon Dioxide (SiO2) with inclusions/dye
Aura Quartz (Titanium Quartz)
Titanium-coated Silicon Dioxide (SiO2 + Ti)
Titanium Aura Quartz
Titanium-coated Silicon Dioxide (SiO2)
Costume Jewelry with Synthetic Gemstones
Synthetic Cubic Zirconia and Glass (SiO2 / ZrO2)
Titanium Aura Quartz
Titanium bonded Silicon Dioxide (SiO2 + Ti)
Aluminum Slag
Anthropogenic Aluminum (Al)
Concretion (Sandstone)
Carbonate-cemented Sandstone Concretion
Felsic Drill Core (likely Gneiss or Granite)
Felsic Metamorphic Rock (Gneissic profile)
Aura Quartz (specifically Titanium Aura Quartz)
Titanium-coated Silicon Dioxide (SiO2 + Ti Coating)
Cubic Zirconia (Jewelry Setting)
Zirconium Dioxide (ZrO2)
Titanium Aura Quartz
Titanium-coated Silicon Dioxide (SiO2)