Rock Identifier

Category

Sedimentary (Man Made)

Browse sedimentary (man made) specimens identified by the Rock Identifier community.

Ring with an Orange Inlay (N/A (Man-made object)) — Man-made Object (Ring)

Ring with an Orange Inlay

N/A (Man-made object)

Man-made Object (Ring)

Asphalt (Bituminous pavement) (Bituminous concrete / Asphalt) — Sedimentary (Anthropogenic)

Asphalt (Bituminous pavement)

Bituminous concrete / Asphalt

Sedimentary (Anthropogenic)

Sandstone Concretion (Septarian or Carbonate-cemented Sandstone Concretion) — sedimentary

Sandstone Concretion

Septarian or Carbonate-cemented Sandstone Concretion

Titanium-coated Metal Cube (Man-made Fidget Toy) (Titanium-anodized or electroplated alloy (e.g., Ti-coated Zinc or Aluminum)) — Mineral alternative / Synthetic

Titanium-coated Metal Cube (Man-made Fidget Toy)

Titanium-anodized or electroplated alloy (e.g., Ti-coated Zinc or Aluminum)

Mineral alternative / Synthetic

Slag (Industrial Byproduct) (Artificial silicate/iron byproduct) — Mineral description (Anthropogenic material)

Slag (Industrial Byproduct)

Artificial silicate/iron byproduct

Mineral description (Anthropogenic material)

Opaline Glass (Opalite) (Synthetic Silicon Dioxide Glass) — Mineraloid (Man-made)

Opaline Glass (Opalite)

Synthetic Silicon Dioxide Glass

Mineraloid (Man-made)

Titanium Aura Quartz (Titanium bonded Silicon Dioxide (SiO2 + Ti)) — mineral

Titanium Aura Quartz

Titanium bonded Silicon Dioxide (SiO2 + Ti)

Aura Quartz (Titanium Quartz) (Titanium-coated Silicon Dioxide (SiO2 + Ti)) — mineral

Aura Quartz (Titanium Quartz)

Titanium-coated Silicon Dioxide (SiO2 + Ti)

Transit Token (RTD Denver) (Nickel-plated brass or bronze alloy (Cu-Sn-Zn-Ni)) — not a rock or mineral (anthropogenic material)

Transit Token (RTD Denver)

Nickel-plated brass or bronze alloy (Cu-Sn-Zn-Ni)

not a rock or mineral (anthropogenic material)

Concrete Rubble with Aggregate (Hardened Portland Cement Paste with Coarse Aggregate) — Anthropogenic (Man-made)

Concrete Rubble with Aggregate

Hardened Portland Cement Paste with Coarse Aggregate

Anthropogenic (Man-made)

Concrete with Exposed Aggregate (Anthropogenic conglomerate (Concrete)) — man-made rock (sedimentary analogue)

Concrete with Exposed Aggregate

Anthropogenic conglomerate (Concrete)

man-made rock (sedimentary analogue)

Asphalt Concrete (Bituminous Pavement) (Aggregates in Bitumen Matrix) — Technogenic / Anthropogenic Pavement Material

Asphalt Concrete (Bituminous Pavement)

Aggregates in Bitumen Matrix

Technogenic / Anthropogenic Pavement Material

Slag (Glassy silicate byproduct (anthropogenic material)) — industrial byproduct

Slag

Glassy silicate byproduct (anthropogenic material)

industrial byproduct

Opalite (Synthetic Moonstone/Opal) (Synthetic Silica Glass) — mineraloid (synthetic)

Opalite (Synthetic Moonstone/Opal)

Synthetic Silica Glass

mineraloid (synthetic)

Aluminum Slag (Anthropogenic Aluminum (Al)) — mineral

Aluminum Slag

Anthropogenic Aluminum (Al)

Dyed Agate / Painted Stone (Silicon Dioxide (SiO2) with artificial pigment) — sedimentary (base), then artificial

Dyed Agate / Painted Stone

Silicon Dioxide (SiO2) with artificial pigment

sedimentary (base), then artificial

Concrete Fragment (Hardened Portland Cement Composite) — Anthropogenic (Man-made material mimicking sedimentary rock)

Concrete Fragment

Hardened Portland Cement Composite

Anthropogenic (Man-made material mimicking sedimentary rock)

Chert Concretion (with typical hematite/limonite staining) (Sedimentary Concretion (SiO2 with FeO(OH)⋅nH2O)) — sedimentary

Chert Concretion (with typical hematite/limonite staining)

Sedimentary Concretion (SiO2 with FeO(OH)⋅nH2O)

Lava Rock with Fabric Impression (Scoria or Basalt with anthropogenic impressions) — igneous

Lava Rock with Fabric Impression

Scoria or Basalt with anthropogenic impressions

Blue Goldstone (Auraventurine (Synthetic glass with cobalt and copper inclusions)) — Synthetic (Man-made Glass)

Blue Goldstone

Auraventurine (Synthetic glass with cobalt and copper inclusions)

Synthetic (Man-made Glass)

Sandstone Concretion (Clastic Sedimentary Rock (primarily SiO2 with mineral cement)) — sedimentary

Sandstone Concretion

Clastic Sedimentary Rock (primarily SiO2 with mineral cement)

Concrete (Anthropogenic Sedimentary Rock (Hydrated Calcium Silicate)) — sedimentary (anthropogenic / man-made)

Concrete

Anthropogenic Sedimentary Rock (Hydrated Calcium Silicate)

sedimentary (anthropogenic / man-made)

Opalite (Synthetic Opalite Glass (Silicon Dioxide)) — mineraloid (man-made)

Opalite

Synthetic Opalite Glass (Silicon Dioxide)

mineraloid (man-made)

Opalite (Man-made opalescent glass (SiO2 + metal oxides)) — mineral (synthetic)

Opalite

Man-made opalescent glass (SiO2 + metal oxides)

mineral (synthetic)

Synthetic Resin / Plastic Figurine (Synthetic Polymer (Copolymer of Polyethylene or Resin)) — Mineraloid-like Synthetic Material

Synthetic Resin / Plastic Figurine

Synthetic Polymer (Copolymer of Polyethylene or Resin)

Mineraloid-like Synthetic Material

Cullet Glass (Slag Glass) (Amorphous Silicon Dioxide (Industrial Byproduct)) — mineraloid

Cullet Glass (Slag Glass)

Amorphous Silicon Dioxide (Industrial Byproduct)

Bouncy Ball (Synthetic Rubber Polymer) (Polybutadiene / Ethylene Vinyl Acetate (EVA)) — Synthetic material (Not a rock or mineral)

Bouncy Ball (Synthetic Rubber Polymer)

Polybutadiene / Ethylene Vinyl Acetate (EVA)

Synthetic material (Not a rock or mineral)

Aluminum Slag (Anthropogenic Aluminum (Al)) — mineral

Aluminum Slag

Anthropogenic Aluminum (Al)

Dzi Bead (Etched Chalcedony) (Cryptocrystalline Quartz (SiO2) with chemical etching) — mineral

Dzi Bead (Etched Chalcedony)

Cryptocrystalline Quartz (SiO2) with chemical etching

Cullet (Slag Glass) (Amorphous Silica (SiO2) with various metal oxide colorants) — mineraloid / anthropogenic

Cullet (Slag Glass)

Amorphous Silica (SiO2) with various metal oxide colorants

mineraloid / anthropogenic

Man-made Polished Porcelain Tile (Artificial Geologic Lookalike) (Fused Silicate Ceramic with Alumina (Synthetic Kaolinite derivative)) — Synthetic (Ceramic)

Man-made Polished Porcelain Tile (Artificial Geologic Lookalike)

Fused Silicate Ceramic with Alumina (Synthetic Kaolinite derivative)

Synthetic (Ceramic)

Conglomerate (Conglomerate Rock (Paraconglomerate)) — sedimentary

Conglomerate

Conglomerate Rock (Paraconglomerate)

Sandstone Concretion (Clastic sedimentary rock (primarily Quartz SiO2)) — sedimentary

Sandstone Concretion

Clastic sedimentary rock (primarily Quartz SiO2)

Dalmatian Stone (Dalmatian Jasper (a misnomer for an Aplite with Arfvedsonite spots)) — igneous

Dalmatian Stone

Dalmatian Jasper (a misnomer for an Aplite with Arfvedsonite spots)

Sandstone (with man-made markings) (Arenite (composed primarily of Quartz, SiO2)) — sedimentary

Sandstone (with man-made markings)

Arenite (composed primarily of Quartz, SiO2)

Concrete / Anthropogenic Conglomerate (Man-made composite material (Portland cement, aggregate, and water)) — not a natural rock

Concrete / Anthropogenic Conglomerate

Man-made composite material (Portland cement, aggregate, and water)

not a natural rock

Polymer Clay (Mock Mineral) (Polyvinyl chloride (PVC) with plasticizers and pigment) — Synthetic material (Not a natural rock/mineral)

Polymer Clay (Mock Mineral)

Polyvinyl chloride (PVC) with plasticizers and pigment

Synthetic material (Not a natural rock/mineral)

Opalite (Opalescent Glass (SiO2 + coloring agents)) — Mineral (Synthetic/Man-made)

Opalite

Opalescent Glass (SiO2 + coloring agents)

Mineral (Synthetic/Man-made)

Acrylic or Resin (Synthetic Imitation) (Polymethyl Methacrylate (PMMA) or Polyepoxide) — Synthetic/Man-made Polymer

Acrylic or Resin (Synthetic Imitation)

Polymethyl Methacrylate (PMMA) or Polyepoxide

Synthetic/Man-made Polymer

Porcelain (White Ceramic) (Mullite-bearing Vitrified Ceramic (Major phases: Mullite Al6Si2O13, Glassy Silica SiO2)) — metamorphic

Porcelain (White Ceramic)

Mullite-bearing Vitrified Ceramic (Major phases: Mullite Al6Si2O13, Glassy Silica SiO2)

Chakra Stone Tower (Composite Multi-Mineral) (Crystalline Silicon Dioxide composite (SiO2) with various inclusions) — mineral

Chakra Stone Tower (Composite Multi-Mineral)

Crystalline Silicon Dioxide composite (SiO2) with various inclusions

Diamond (Native Carbon (C)) — mineral

Diamond

Native Carbon (C)