Sea Glass (Kelly Green)
Amorphous Silica (Silicon Dioxide with Iron/Chromium additives)
Category
Browse anthropogenic specimen (man made material) specimens identified by the Rock Identifier community.
Sea Glass (Kelly Green)
Amorphous Silica (Silicon Dioxide with Iron/Chromium additives)
Asphalt Concrete (Bituminous Conglomerate)
Anthropogenic Bituminous Conglomerate
Concrete
Anthropogenic Conglomerate
Concrete with Exposed Aggregate
Anthropogenic conglomerate (Concrete)
Concrete Fragment
Artificial Conglomerate (Cement and Aggregate)
Concrete / Anthropogenic Conglomerate
Man-made composite material (Portland cement, aggregate, and water)
Lava Rock with Fabric Impression
Scoria or Basalt with anthropogenic impressions
Concrete fragment with Aggregate
Anthropogenic Concrete with Calcarious and Siliceous Aggregate
Concrete rubble
Anthropogenic conglomerate
Aggregate Concrete
Anthropogenic Conglomerate (Technosol)
Painted River Rock
Artificially Coated Sedimentary Rock
Iron Slag (Industrial Byproduct)
Anthropogenic Vitrification Product/Ferrous Slag
Concrete Rubble with Aggregate
Hardened Portland Cement Paste with Coarse Aggregate
Slag (Industrial Glass/Glassy Rock)
Anthropogenic Vitreous Material
Slag (Industrial Byproduct)
Artificial silicate/iron byproduct
Asphalt Concrete
Bituminous Concrete (Anthropic Rock)
Asphalt (Road Aggregate)
Asphalt concrete / Bituminous mixture
Slag
Anthropogenic glassy silicate
Note on Image Identification: Textile
N/A (Anthropogenic material)
Concrete
Anthropogenic Sedimentary Rock (Hydrated Calcium Silicate)
Slag
Glassy silicate byproduct (anthropogenic material)
Concrete / Conglomerate (Man-made)
Artificial Conglomerate (Cementitious Composite)
Chert Arrowhead (Projectile Point)
Microcrystalline Quartz (Chert or Flint)
Cullet Glass (Slag Glass)
Amorphous Silicon Dioxide (Industrial byproduct)
Slag
Anthropogenic Vitreous Silica/Iron oxides
Stainless Steel (Polished)
Ferrous Alloy containing Iron (Fe), Chromium (Cr), and Carbon (C)
Titanium Aura Quartz (Bismuth-coated Druzy)
Silicon Dioxide (SiO2) with Titanium/Metal vapor coating
Smelter Slag
Anthropogenic Silicate Slag
Sea Glass
Man-made vitreous material (silica-based glass)
Concrete Fragment
Hardened Portland cement and mineral aggregate
Ferruginous Conglomerate (or Iron-Rich Concrete/Slag)
Clastic Sedimentary (Silicon Dioxide/Iron Oxide matrix)
Asphalt Concrete (Bituminous Pavement)
Aggregates in Bitumen Matrix
Aluminum Slag
Anthropogenic Aluminum (Al)
Green Sea Glass
Man-made vitreous material (silica glass)
Concrete
Hydrated Portland Cement Aggregate Composite
Sandstone-based Concrete Fragment
Cementitious Composite with Sedimentary Aggregate
Aluminum Slag
Anthropogenic Aluminum (Al)
Asphalt (Bituminous Concrete)
Bituminous mix containing aggregates and petroleum-based binder (CnH2n+2)
Concrete
Anthropogenic Sedimentary Conglomerate (Cement mixture: typically Ca2SiO4, Ca3SiO5, Ca3Al2O6)
N/A - Non-Geological Item
Man-made Slag (Industrial Byproduct)
Anthropogenic Glassy Residue
Sea Glass
Man-made silicate glass