Man-made Carved Stone (Scream Mask/Skull motif)
Carved Soapstone or Serpentine-rich rock
Anthropogenic (Man-made artifact)
Category
Anthropogenic (Man Made Artifact)
Browse anthropogenic (man made artifact) specimens identified by the Rock Identifier community.
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Concrete
Anthropogenic Conglomerate
sedimentary
Not a geological specimen
N/A (man-made object)
N/A
Concrete Fragment
Artificial Conglomerate (Cement and Aggregate)
sedimentary
Stainless Steel (Polished)
Ferrous Alloy containing Iron (Fe), Chromium (Cr), and Carbon (C)
Mineral equivalent / Metal Alloy
Concrete rubble
Anthropogenic conglomerate
sedimentary
Chert (specifically Flint Arrowhead)
Silicon dioxide (SiO2) - Microcrystalline Quartz
sedimentary
Asphalt Concrete (Bituminous Conglomerate)
Anthropogenic Bituminous Conglomerate
sedimentary
Aluminum Slag
Anthropogenic Aluminum (Al)
mineral
Aggregate Concrete
Anthropogenic Conglomerate (Technosol)
sedimentary
Fired Clay Brick (Anthropic Rock substitute)
Anthropogenic polycrystalline ceramic (predominantly Mullite and Quartz: Al6Si2O13 + SiO2)
metamorphic (man-made / anthropic)
Aluminum Slag
Anthropogenic Aluminum (Al)
mineral
Concrete with Exposed Aggregate
Anthropogenic conglomerate (Concrete)
man-made rock (sedimentary analogue)
Slag
Anthropogenic glassy silicate
Mineral-like byproduct
Sea Glass
Man-made silicate glass
sedimentary
Concrete / Anthropogenic Conglomerate
Man-made composite material (Portland cement, aggregate, and water)
not a natural rock
Blue Slag Glass
Anthropogenic Amorphous Silicon Dioxide
mineral
Lava Rock with Fabric Impression
Scoria or Basalt with anthropogenic impressions
igneous
Chert (Chalky Flint Node)
Chert (Microcrystalline Quartz, SiO2)
sedimentary
Green Slag
Anthropogenic Silicate Glass
Mineraloid (Industrial byproduct)
Asphalt Concrete
Bituminous Concrete (Anthropic Rock)
sedimentary
Slag
Glassy silicate byproduct (anthropogenic material)
industrial byproduct
Cullet Glass (Slag Glass)
Amorphous Silicon Dioxide (Industrial byproduct)
mineraloid
Smelter Slag
Anthropogenic Silicate Slag
igneous
Concrete fragment with Aggregate
Anthropogenic Concrete with Calcarious and Siliceous Aggregate
sedimentary (anthropogenic/man-made)
Concrete / Conglomerate (Man-made)
Artificial Conglomerate (Cementitious Composite)
sedimentary
Painted River Rock
Artificially Coated Sedimentary Rock
sedimentary
Titanium Aura Quartz (Bismuth-coated Druzy)
Silicon Dioxide (SiO2) with Titanium/Metal vapor coating
mineral
Nutting Stone / Cupstone (Sandstone or Quartzite)
Sedimentary rock with anthropogenic modification (cupule)
sedimentary
Iron Slag
Anthropogenic Ferro-silicate
mineral
Slag (Industrial Glass/Glassy Rock)
Anthropogenic Vitreous Material
igneous
Slag
Anthropogenic Vitreous Silica/Iron oxides
mineral-like byproduct
Sea Glass
Man-made vitreous material (silica-based glass)
mineral
Chert Arrowhead (Projectile Point)
Microcrystalline Quartz (Chert or Flint)
sedimentary
Chert (Arrowhead Preform or Point)
Chert (Microcrystalline Quartz, SiO2)
sedimentary
Slag Glass (Leland Blue variant)
Anthropogenic Vitreous Silicate
mineral
Slag Glass
Anthropogenic Amorphous Silicon Dioxide
mineral
Chert (Arrowheads)
Microcrystalline Quartz (SiO2)
sedimentary
Sea Glass
Man-made silicate glass weathering product
sedimentary
Blue Glass or Slag Glass
Amorphous Silica (Anthropogenic Glass)
mineral
Concrete Fragment
Hardened Portland cement and mineral aggregate
sedimentary (anthropogenic)
Green Sea Glass
Man-made vitreous material (silica glass)
gemstone