Slag (Industrial Glass/Metal)
Ferrous slag or Glassy silicate byproduct
Antropogenic rock (Man-made)
Category
Antropogenic Rock (Man Made)
Browse antropogenic rock (man made) specimens identified by the Rock Identifier community.
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N/A - Non-Geological Item
not a rock/mineral
Not a geological specimen
N/A (man-made object)
N/A
Concrete
Anthropogenic Conglomerate
sedimentary
ABS Plastic (Acrylonitrile Butadiene Styrene)
(C8H8)x·(C4H6)y·(C3H3N)z
Synthetic Polymer (Synthetic Material)
Not a rock, mineral, or geological specimen
N/A
Synthetic Resin Charm (Seal Shape)
Polymer Resin with plastic glitter / Polyethylene terephthalate glitters
Synthetic material (Not a rock or mineral)
Exposed Aggregate Concrete (Pea Gravel)
Concrete with Siliceous Alluvial Gravels
sedimentary (man-made conglomerate)
Chert (Arrowheads)
Microcrystalline Quartz (SiO2)
sedimentary
Asphalt Concrete (Bituminous Conglomerate)
Anthropogenic Bituminous Conglomerate
sedimentary
Unidentifiable Rock Fragment
Uncertain
Asphalt Concrete
Bituminous conglomerate
sedimentary
Slag (Industrial Byproduct)
Artificial silicate/iron byproduct
Mineral description (Anthropogenic material)
Opalite
Synthetic glass / Opalized glass
gemstone
Concrete Fragment
Hardened Portland cement and mineral aggregate
sedimentary (anthropogenic)
Concrete Rubble with Aggregate
Hardened Portland Cement Paste with Coarse Aggregate
Anthropogenic (Man-made)
Aggregate Concrete
Anthropogenic Conglomerate (Technosol)
sedimentary
Concrete / Anthropogenic Conglomerate
Man-made composite material (Portland cement, aggregate, and water)
not a natural rock
Concrete Paver (Artificial Cementitious Rock)
Hydrated Portland Cement Aggregate
Sedimentary (Synthetic)
Concrete rubble
Anthropogenic conglomerate
sedimentary
Painted River Rock
Artificially Coated Sedimentary Rock
sedimentary
Asphalt (Road Aggregate)
Asphalt concrete / Bituminous mixture
anthropogenic sedimentary (technolith)
Concretion (Sandstone)
Carbonate-cemented Sandstone Concretion
sedimentary
Terrazzo (Man-made Composite)
Cementitious or Resin-bound Lithic Composite
sedimentary (artificial)
Cullet Glass (Slag Glass)
Amorphous Silicon Dioxide (SiO2) with metallic oxide impurities
mineraloid
Cullet Glass / Slag Glass
Amorphous silica glass
man-made glass / industrial byproduct
One Pound Coin (UK)
Nickel-Brass Alloy (Cu-Zn-Ni)
mineral
Asphalt Concrete
Bituminous Concrete (Anthropic Rock)
sedimentary
Conglomerate
Conglomerate (clastic sedimentary rock)
sedimentary
Tumbled Clear Quartz/Rock Crystal
Silicon Dioxide (SiO2)
mineral
Dzi Bead (Etched Chalcedony)
Cryptocrystalline Quartz (SiO2) with chemical etching
mineral
Lava Rock with Fabric Impression
Scoria or Basalt with anthropogenic impressions
igneous
Concrete fragment with Aggregate
Anthropogenic Concrete with Calcarious and Siliceous Aggregate
sedimentary (anthropogenic/man-made)
Slag
Anthropogenic Vitreous Silica/Iron oxides
mineral-like byproduct
Slag
Glassy silicate byproduct (anthropogenic material)
industrial byproduct
Sandstone-based Concrete Fragment
Cementitious Composite with Sedimentary Aggregate
sedimentary (man-made/anthropogenic)
Dragon's Breath (Mexican Opal Glass)
Artisan Foil Glass (SiO2 based)
mineraloid
Concrete Fragment
Artificial Conglomerate (Cement and Aggregate)
sedimentary
Opalite
Man-made Glass (Synthetic Opalized Glass)
mineral
Blue Goldstone
Man-made glass with cobalt and metal flecks
man-made glass
Dalmatian Stone
Dalmatian Jasper (a misnomer for an Aplite with Arfvedsonite spots)
igneous
Concrete / Conglomerate (Man-made)
Artificial Conglomerate (Cementitious Composite)
sedimentary