Cubic Zirconia (Man-made)
Cubic Zirconia (ZrO2) with Enamel and Metal Alloy
Category
Browse mineraloid (man made origin) specimens identified by the Rock Identifier community.
Cubic Zirconia (Man-made)
Cubic Zirconia (ZrO2) with Enamel and Metal Alloy
Vesicular Basalt (Iron Scoria)
Aphanitic Mafic Igneous Rock with Vesicular Texture
Slag (Industrial Glass Slag)
Amorphous Silicate Glass (often containing Al, Ca, Mg, and Ti oxides)
Chert (Arrowhead/Artifact Fragment)
Microcrystalline or Cryptocrystalline Quartz (SiO2)
Goldstone (with Tiger's Eye and Quartz)
Aventurine glass (Synthetic SiO2 with Cu inclusions)
Note: This is a Man-Made Object (Costume/Prop Patch)
Synthetic fiber and pigments (Cellulose/Plastic-based composite)
Man-made Synthetic Material (Plastic/Composite)
Acrylonitrile Butadiene Styrene (ABS) or High-Impact Polystyrene (HIPS)
Dyed Quartz Geode
Silicon Dioxide (SiO2) with artificial pigment
Blue Sea Glass
Amorphous Silica (Anthropogenic glass)
Hematite Beads
Hematite (Fe2O3)
Opalite (a synthetic glass, often confused with Opal)
Silicon dioxide glass (SiO2nH2O, for natural opal)
Amber
Amber (Fossilized Tree Resin)
Man-made Carved Stone (Scream Mask/Skull motif)
Carved Soapstone or Serpentine-rich rock
Goldstone (Synthetic Aventurescence Glass)
Cuprous Aventurescent Glass (Silicon Dioxide with Copper inclusions)
Pink Aragonite
CaCO3
Ruby
Corundum (Al2O3 with Chromium traces)
Granite or Pegmatite in host rock
Granitoid / Felsic Intrusive Rock
Cullet Glass (Strawberry Glass)
Amorphous Silicon Dioxide (SiO2) with metallic dopants
Green Agate
Silicon dioxide (SiO₂)
Brick
Fired clay or Ceramic material (no specific mineralogical scientific name as it's a composite)
Man-made Dyed Aura Quartz
Silicon Dioxide (SiO2) with metallic coating/dye
Marble
Marble (metamorphosed limestone/dolostone). Predominantly composed of Calcite (CaCO3) for marble derived from limestone, or Dolomite (CaMg(CO3)2) for marble derived from dolostone.
Jewelry Chain with Blue and Clear Gemstones (Likely Cubic Zirconia)
Cubic Zirconia (ZrO₂), Silver or White Gold/Platinum Alloy
Obsidian
Obsidian (volcanic glass)
Goldstone
Not a natural mineral or rock. It is an ornamental glass.
Man-made Ceramic / Clay Figurine
Aluminosilicate Ceramic (Processed Clay)
Rainbow Hematite (Man-made/Treated)
Tumbled Hematite with Titanium/Anodized coating (Iron(III) oxide, Fe2O3)
Glass / Silicon Dioxide (Man-made)
SiO2 (Amorphous Silicon Dioxide)
Man-made Blank Ammunition (Brass)
CuZn (Cartridge Brass - roughly 70% Copper, 30% Zinc)
Kidney Stone
Nephrolithiasis (Calcium Oxalate, Hydroxyapatite, or Uric Acid)
Note: Item is not a geological specimen
Homo sapiens (Dermal Appendage: Pilus)
Note: Item is a Synthetic/Man-made Object
Titanium-coated Stainless Steel (Fe-Cr-Ni-Ti)
Chondrite Meteorite
Ordinary Chondrite (S-type asteroid origin)
Man-made Synthetic Material (Not a rock or mineral)
Polyester (Polyethylene terephthalate) / Faux Fur
Man-made Synthetic Material (Costume Faux Fur)
Synthetic Polymer (Polyester/Acrylic)
Terracotta (Man-made ceramic brick fragment)
Baked clay / High-iron ceramic (Silicate-based ceramic)
Chondrite Meteorite
Stony Meteorite (Chondrite)
Chondrite Meteorite
Ordinary Chondrite (OC)
Metal Chain (Likely Steel or a Steel Alloy)
Steel (primarily iron and carbon); specific alloy unknown
Kambaba Jasper
Rhyolite (Volcanic rock) or Stromatolite (debated)
Fluorite (translucent octahedral crystal)
Calcium fluoride (CaF2)
Amber
Succinite (Organic Mineraloid)