Concrete
Anthropogenic Conglomerate
sedimentary
Category
Anthropogenic
Browse anthropogenic specimens identified by the Rock Identifier community.
Concrete rubble
Anthropogenic conglomerate
sedimentary
Asphalt concrete
Anthropogenic conglomerate
sedimentary
Sea Glass
Man-made vitreous material (silica-based glass)
mineral
Asphalt Concrete (Bituminous Conglomerate)
Anthropogenic Bituminous Conglomerate
sedimentary
Slag (Industrial Glass/Glassy Rock)
Anthropogenic Vitreous Material
igneous
Iron Slag (Industrial Byproduct)
Anthropogenic pyrometallurgical residue
mineral
Iron Slag
Anthropogenic Ferro-silicate
mineral
Ferrocoke or Slag
Anthropogenic pyrometallurgical residue
igneous
Fordite
Anthropogenic paint-rock
mineraloid (human-made geological specimen)
Iron Slag
Anthropogenic Iron Silicate
industrial byproduct
Concrete with Exposed Aggregate
Anthropogenic conglomerate (Concrete)
man-made rock (sedimentary analogue)
N/A - Image does not contain a rock or mineral
Anthropogenic textile material
Non-geological
Chert / Flint Handaxe
Cryptocrystalline Quartz (SiO2)
sedimentary
Smelter Slag
Anthropogenic Silicate Slag
igneous
Slag Glass (Leland Blue variant)
Anthropogenic Vitreous Silicate
mineral
Aluminum Slag
Anthropogenic Aluminum (Al)
mineral
Green Slag
Anthropogenic Silicate Glass
Mineraloid (Industrial byproduct)
Slag
Anthropogenic glassy silicate
Mineral-like byproduct
Aggregate Concrete
Anthropogenic Conglomerate (Technosol)
sedimentary
Industrial Slag
Anthropogenic Vitreous Slag
igneous
Slag (Industrial Glass/Byproduct)
Anthropogenic Vitreous Silicate
igneous (anthropogenic)
Man-made Slag (Industrial Byproduct)
Anthropogenic Glassy Residue
not a natural rock
Iron Slag
Anthropogenic pyrometallurgical byproduct
igneous
Iron Slag
Anthropogenic pyrometallurgical residue
industrial byproduct
Note on Image Identification: Textile
N/A (Anthropogenic material)
not a rock
Slag (Industrial)
N/A (Anthropogenic Slag)
industrial by-product
Aluminum Slag
Anthropogenic Aluminum (Al)
mineral
Chert (Arrowhead Preform or Point)
Chert (Microcrystalline Quartz, SiO2)
sedimentary
Terrazzo (Synthetic Composite Rock)
Cementitious or Epoxy Resin-bound Aggregates
Man-made metamorphic-style composite
Concrete Fragment
Artificial Conglomerate (Cement and Aggregate)
sedimentary
Anthropogenic Heat Source (Electronic/Industrial Interface)
Thermal IR emission (Electronic infrastructure)
not a rock or mineral
Asphalt (Bituminous Pavement Bit)
Bitumen-bound aggregate (Petrochemical-bound composite)
sedimentary (anthropogenic/technogenic)
Stainless Steel (Polished)
Ferrous Alloy containing Iron (Fe), Chromium (Cr), and Carbon (C)
Mineral equivalent / Metal Alloy
Chert (Arrowhead Fragment)
Silicon Dioxide (SiO2)
sedimentary
Chert (often called Flint in archaeological contexts)
Microcrystalline or cryptocrystalline Silica (SiO2)
sedimentary
Chert Arrowhead
Cryptocrystalline Quartz (SiO2)
sedimentary
Artisanal Glass Beads (Simulated Goldstone or Aventurine Glass)
Silicon Dioxide (SiO2) with metallic inclusions
man-made material
Chert Arrowhead (Projectile Point)
Chert (Cryptocrystalline Quartz, SiO2)
sedimentary
Chert (Arrowhead/Projectile Point)
Microcrystalline quartz (SiO2)
sedimentary
Sea Glass (Frosted Glass Fragment)
Amorphous Silica (Anthropogenic Sediment)
sedimentary
Slag
Anthropogenic Iron Silicate Glass
mineral