Metallic Ornament / Jewelry
N/A - This is an artificial object, not a geological specimen.
Category
Browse artificial specimens identified by the Rock Identifier community.
Metallic Ornament / Jewelry
N/A - This is an artificial object, not a geological specimen.
Concrete or artificial stone core sample
Artificial conglomerate
Dyed Crackle Quartz/Agate (resembling Watermelon Tourmaline)
SiO2 (Silicon Dioxide)
Dyed Agate
SiO2
Beads (likely glass or man-made material)
N/A (artificial material)
Blue Goldstone
Goldstone (artificial glass)
Agate (Dyed) or composite stone
SiO2
Rhinestone
Artificial Glass/Crystal
Asphalt Conglomerate
Artificial Bituminous Conglomerate
Slag (Industrial Glass)
Artificial Vitreous Silicate
Dyed Agate
SiO2
Dyed pink howlite (tumbled stone)
Howlite, Ca₂B₅SiO₉(OH)₅; likely dyed to imitate pink turquoise or rhodonite
Painted Rock / Geode Specimen
Silicon Dioxide with artificial pigment coating
Not a rock, mineral, or geological specimen
Man-made Jewelry (Metal and Glass/Plastic)
Synthetic Alloy and Amorphous Solid (SiO2/Polymer)
Dyed Agate
Agate (Silicon dioxide)
Pet Rock (Quartzite/Sandstone River Rock)
Silicon Dioxide (SiO2) mixture
Concrete / Conglomerate (Man-made)
Artificial Conglomerate (Cementitious Composite)
Concrete Fragment
Artificial Conglomerate (Cement and Aggregate)
Quartz Pebble (Chalcedony / Agate)
Silicon Dioxide (SiO2)
Dyed Magnesite (or Howlite)
Magnesium carbonate (MgCO3) / Calcium borosilicate hydroxide
Dyed Agate
Chalcedony (SiO2)
Dyed Agate
SiO2
Blue Agate (Dyed Chalcedony)
Silicon Dioxide (SiO2)
Dyed Agate
Silicon Dioxide (SiO2)
Purple Agate (Dyed Chalcedony)
SiO2 (Silicon Dioxide) with organic dyes
Polished lapis lazuli
Lapis lazuli: lazurite-rich rock, chiefly Na3Ca(Si3Al3)O12S; commonly contains calcite and pyrite
Tumbled amethyst
Amethyst, purple variety of quartz (SiO₂)
Blue Agate Geode Slice
Silicon Dioxide (SiO2) - Chalcedony variety
Blue Dyed Agate
Chalcedony (Silicon Dioxide, SiO2)
Dyed Quartz Geode
Silicon Dioxide (SiO2) with artificial pigment
Ferrochrome Slag
Anthropogenic silicate/oxide glass (Complex silicate matrix with Cr-Fe-Si inclusions)
Asphalt Chunk (Bituminous Concrete)
Aggregated Bitumen / Artificial Breccia
Dyed Blue Agate
Chalcedony (SiO2) with artificial dye
Red Painted Rock
Artificial Coated Lithic Fragment
Pink Dyed Agate
Chalcedony (SiO2) with artificial dyes
Concrete with Aggregate
Artificial Conglomerate (Cement and Aggregate)
Blue Dyed Agate
Chalcedony (SiO2) with artificial pigment
Slag (Industrial Byproduct)
Artificial silicate/iron byproduct
Dyed Agate
SiO2
Asphalt
Asphalt concrete
Painted Garden Rock
Coated Siltstone or Mudstone