Asphalt Concrete
Bituminous Concrete
sedimentary (artificial)
Category
Sedimentary (Artificial)
Browse sedimentary (artificial) specimens identified by the Rock Identifier community.
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Terrazzo (Man-made Composite)
Cementitious or Resin-bound Lithic Composite
sedimentary (artificial)
Concrete
Anthropogenic Sedimentary Conglomerate (Cement mixture: typically Ca2SiO4, Ca3SiO5, Ca3Al2O6)
sedimentary (artificial)
Concrete or artificial stone core sample
Artificial conglomerate
sedimentary
Dyed Agate
Silicon dioxide (SiO2) with artificial colorant
gemstone
Asphalt Conglomerate
Artificial Bituminous Conglomerate
sedimentary
Dyed Agate
Silicon Dioxide (SiO2)
gemstone
Painted Rock
Rock coated with synthetic acrylic paint
sedimentary
Dyed Magnesite (or Howlite)
Magnesium carbonate (MgCO3) / Calcium borosilicate hydroxide
mineral
Dyed Agate
Silicon Dioxide (Chalcedony), SiO2
gemstone
Dyed Agate
Silicon dioxide (SiO2)
gemstone
Purple Agate
Silicon dioxide (SiO2)
gemstone
Painted Garden Rock
Coated Siltstone or Mudstone
sedimentary
Metallic Ornament / Jewelry
N/A - This is an artificial object, not a geological specimen.
This appears to be a man-made metallic object, likely jewelry, not a natural rock, mineral, or geological specimen.
Pet Rock (Quartzite/Sandstone River Rock)
Silicon Dioxide (SiO2) mixture
sedimentary
Dragon Vein Agate
SiO2 (Quartz variety)
gemstone
Concrete / Conglomerate (Man-made)
Artificial Conglomerate (Cementitious Composite)
sedimentary
Concrete Fragment
Artificial Conglomerate (Cement and Aggregate)
sedimentary
Quartz Pebble (Chalcedony / Agate)
Silicon Dioxide (SiO2)
sedimentary
Dyed Imperial Jasper
SiO2 (Silicon Dioxide)
gemstone
Dyed Agate
Silicon Dioxide (SiO2)
mineral
Blue Agate
Silicon dioxide (Chalcedony), SiO2
gemstone
Blue Dyed Agate
Chalcedony (Silicon Dioxide, SiO2)
mineral
Concrete with Aggregate
Artificial Conglomerate (Cement and Aggregate)
sedimentary
Asphalt Chunk (Bituminous Concrete)
Aggregated Bitumen / Artificial Breccia
sedimentary
Red Painted Rock
Artificial Coated Lithic Fragment
sedimentary
Dyed Blue Agate Geode Slice
Chalcedony (Silicon Dioxide, SiO2)
mineral
Dyed Blue Agate
Silicon dioxide (SiO2)
sedimentary
Dyed Quartz Geode
Silicon Dioxide (SiO2) with artificial pigment
mineral
Asphalt
Asphalt concrete
sedimentary
Sandstone with Liesegang Rings
Quartzose Sandstone with Iron Oxide Precipitation
sedimentary
Quartz (Tumbled)
SiO2 (Silicon Dioxide)
mineral
Aggregate Concrete
Anthropogenic Conglomerate (Technosol)
sedimentary
Blue Agate (Dyed)
Silicon Dioxide (SiO2)
mineral
Trilobite Fossil (Flexicalymene)
Flexicalymene ouzregui
sedimentary
Dyed Agate (Tumbled)
Silicon Dioxide (SiO2) - stained microcrystalline quartz
sedimentary
Dyed Quartz Geode
Silicon Dioxide (SiO2) with artificial pigment
mineral
Dyed Crackle Quartz/Agate (resembling Watermelon Tourmaline)
SiO2 (Silicon Dioxide)
Mineral/Treated
Dyed Blue Agate
Silicon dioxide (SiO2) with artificial pigment
mineral
Dyed Howlite
Howlite (Ca2B5SiO9(OH)5)
mineral
Dyed Agate
Microcrystalline Quartz (SiO2) with artificial pigment
sedimentary
Dyed Agate
Silicon Dioxide (SiO2) - Chalcedony variety
sedimentary