Titanium Amethyst Geode
Silicon Dioxide (SiO2) with Titanium/Metal Vapor Deposition Layer
Category
Browse man made byproduct (non geological) specimens identified by the Rock Identifier community.
Titanium Amethyst Geode
Silicon Dioxide (SiO2) with Titanium/Metal Vapor Deposition Layer
Aura Quartz
Titanium/Titanium-Gold treated Silicon Dioxide (SiO2)
Blue Goldstone
Man-made glass with suspended copper, cobalt, or manganese particles
Goldstone
Aventurine Glass (Man-made glass with copper inclusions)
Granite with Cupules / Bedrock Mortars
Granite (felsic intrusive plutonic rock)
Amber
Succinite (Carbon-based organic compound; approximate formula C10H16O)
Slag (Industrial Glass/Metal Waste)
Artificial silicate/ferro-silicate byproduct
Green Slag Glass
Amorphous Silicon Dioxide (with metallic impurities)
Green Glass (often marketed as 'Obsidian' or 'Green Quartz')
Amorphous Silica (SiO2) with copper or chromium additives
Fluorite (Purple/Blue variety)
Calcium Fluoride (CaF2)
Corundum (Sapphire/Ruby in Matrix)
Corundum (Al2O3)
Blue Crackle Quartz (Dyed Quarzite)
Silicon Dioxide (SiO2) with artificial dye
Dyed Blue Agate (Dragon Vein Agate)
Silicon Dioxide (SiO2) with artificial cobalt/organic dyes
Diamond
Native Carbon (C)
Dyed Aura Quartz
Silicon Dioxide (SiO2) with metallic coating
Blue-green cabochon, likely chalcedony or treated glass imitation
Cryptocrystalline quartz (chalcedony/possibly chrysoprase); identification uncertain from image
Sea Glass
Man-made silicate glass (Amorphous silicon dioxide)
Goldstone (Brown/Gold)
Aventurine Glass (Man-made glass with Copper inclusions)
Porcelain Tile (Sandstone-look)
Man-made Ceramic (resembling Quartz-rich Sandstone)
Nickel coin (U.S. currency)
Cupronickel (75% Copper, 25% Nickel alloy)
Slag (Industrial Glass)
Anthropogenic Vitreous Slag (Post-industrial byproduct)
N/A - Man-made object (Jewelry Chain)
Antiqued or Oxidized Metal Chain (often Steel or Brass)
Fired Clay Brick (Anthropic Rock substitute)
Anthropogenic polycrystalline ceramic (predominantly Mullite and Quartz: Al6Si2O13 + SiO2)
Hematite
Iron(III) oxide (Fe2O3)
Copper slag or vesicular basalt with copper minerals
Industrial slag / Basaltic matrix with secondary copper minerals
Silver (Sterling Silver Jewelry)
Argentum (Ag) mixed with Copper (Cu)
Carborundum
Silicon Carbide (SiC)
Carborundum (Silicon Carbide)
Silicon Carbide (SiC) / Moissanite (natural form)
Coquina
Biogenic Limestone (mostly Calcium Carbonate, CaCO3)
Cullet Glass (Industrial Slag Glass)
Amorphous Silica (SiO2) with metallic oxide impurities
Metallic sulfide mineral fragment, likely galena
Galena (lead sulfide, PbS), tentative identification
Pink Cubic Zirconia (CZ)
Zirconium Dioxide (ZrO2)
Sandstone (with man-made markings)
Arenite (composed primarily of Quartz, SiO2)
Man-made Green Quartz (Lab-grown or Treated)
Silicon Dioxide (SiO2) with artificial coloration
Pyrite
Iron Sulfide (FeS2)
Ferruginous Conglomerate (or Iron-Rich Concrete/Slag)
Clastic Sedimentary (Silicon Dioxide/Iron Oxide matrix)
Marble
Recrystallized Calcite (CaCO3)
Aventurine
Quartz containing inclusions of Fuchsite (SiO2 + K(Al,Cr)2AlSi3O10(OH)2)
Cubic Zirconia (Man-made)
Cubic Zirconia (ZrO2) with Enamel and Metal Alloy
Chert (Flint/Chalcedony)
Silicon Dioxide (SiO2)
Jewelry Chain with Blue and Clear Gemstones (Likely Cubic Zirconia)
Cubic Zirconia (ZrO₂), Silver or White Gold/Platinum Alloy
Blue goldstone beads
Man-made aventurine glass (silica glass with metallic copper inclusions), not natural lapis lazuli