Slag (Industrial Byproduct)
Artificial silicate/iron byproduct
Mineral description (Anthropogenic material)
Category
Mineral Description (Anthropogenic Material)
Browse mineral description (anthropogenic material) specimens identified by the Rock Identifier community.
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Polished leopard-skin jasper
Jasper, a microcrystalline quartz variety (SiO₂), with iron-oxide and other mineral impurities
sedimentary
Rhyolitic jasper / brecciated jasper
Silica-rich volcanic rock, chiefly microcrystalline quartz (SiO₂), with iron-oxide and clay/mineral impurities
igneous
Red Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
mineral
Concrete
Anthropogenic Conglomerate
sedimentary
Note on Image Identification: Textile
N/A (Anthropogenic material)
not a rock
N/A - Image does not contain a rock or mineral
Anthropogenic textile material
Non-geological
Asphalt Concrete (Bituminous Conglomerate)
Anthropogenic Bituminous Conglomerate
sedimentary
Asphalt Concrete
Bituminous Concrete / Asphaltic Composite
not a natural rock (man-made composite)
Concrete rubble
Anthropogenic conglomerate
sedimentary
Asphalt concrete
Anthropogenic conglomerate
sedimentary
Slag (Industrial Glass/Glassy Rock)
Anthropogenic Vitreous Material
igneous
Smelter Slag
Anthropogenic Silicate Slag
igneous
Sea Glass
Man-made vitreous material (silica-based glass)
mineral
Concrete Fragment
Artificial Conglomerate (Cement and Aggregate)
sedimentary
Aggregate Concrete
Anthropogenic Conglomerate (Technosol)
sedimentary
Concrete with Exposed Aggregate
Anthropogenic conglomerate (Concrete)
man-made rock (sedimentary analogue)
Terrazzo (Synthetic Composite Rock)
Cementitious or Epoxy Resin-bound Aggregates
Man-made metamorphic-style composite
Asphalt Concrete
Bituminous Concrete (Anthropic Rock)
sedimentary
Slag (Industrial)
N/A (Anthropogenic Slag)
industrial by-product
Asphalt (Bituminous Concrete)
Asphaltum / Bitumen-Aggregate Matrix
Technonatural composite (often containing sedimentary/igneous aggregate)
Cupronickel (on a 1981 Mexico 20 Pesos coin)
Copper-Nickel Alloy (Cu75Ni25)
mineral
Slag (Industrial Byproduct)
Anthropogenic Vitreous Silicate material
igneous
Red Jasper
Silicon Dioxide (SiO2) with Hematite impurities
sedimentary
Charoite
Charoite (K(Ca,Na)2Si4O10(OH,F)·H2O)
metamorphic
Agate
Silicon Dioxide (SiO2)
mineral
Fordite
Anthropogenic paint-rock
mineraloid (human-made geological specimen)
Iron Slag (Industrial Byproduct)
Anthropogenic Vitrification Product/Ferrous Slag
Mineral-like Industrial Smelting Waste
Cullet Glass (Slag Glass)
Amorphous Silicon Dioxide (Industrial byproduct)
mineraloid
Mystic Topaz
Aluminum silicate fluoride hydroxide with titanium coating (Al2SiO4(F,OH)2)
mineral
Concrete / Conglomerate (Man-made)
Artificial Conglomerate (Cementitious Composite)
sedimentary
Concrete / Anthropogenic Conglomerate
Man-made composite material (Portland cement, aggregate, and water)
not a natural rock
Artisanal Glass Beads (Simulated Goldstone or Aventurine Glass)
Silicon Dioxide (SiO2) with metallic inclusions
man-made material
Industrial Slag
Anthropogenic Vitreous Slag
igneous
Carnelian
Silicon dioxide (SiO2) with iron oxide impurities
mineral
Slag (Industrial By-product)
Anthropogenic Vitreous Silica/Iron Silicate
mineral
Red Jasper
Quartz (SiO2) with iron oxide inclusions
sedimentary
Chert (Arrowhead)
Chert (SiO2)
sedimentary
Slag (Industrial Glassy Byproduct)
Anthropogenic silicate byproduct (Slag)
Mineral-like byproduct (often mistaken for igneous rock or meteorite)
Slag
Anthropogenic Vitreous Silica/Iron oxides
mineral-like byproduct
Possible tektite or iron-rich slag-like natural specimen
Uncertain; possibly natural glass (tektite) or magnetite-rich rock
mineral
Slag
Glassy silicate byproduct (anthropogenic material)
industrial byproduct