Quartz (Engineered Stone Countertop)
Silicon Dioxide (SiO2) with polymer resins
Category
Browse sedimentary like (industrial composite) specimens identified by the Rock Identifier community.
Quartz (Engineered Stone Countertop)
Silicon Dioxide (SiO2) with polymer resins
Concrete / Conglomerate (Man-made)
Artificial Conglomerate (Cementitious Composite)
Asphalt Concrete (Bituminous Concrete)
Bituminous aggregate
Asphalt (Aggregate)
Bituminous macadam / Concrete Aggregate
Magnetic Hematite (Man-made)
Iron Oxide (Fe2O3) with Barium-Strontium Ferrite
Asphalt Concrete
Bituminous Concrete
Sandstone-based Concrete Fragment
Cementitious Composite with Sedimentary Aggregate
Ruby ring
Corundum (Al₂O₃), red variety colored mainly by chromium
Asphalt Concrete
Bituminous Concrete / Asphaltic Composite
Asphalt (Bituminous Pavement Bit)
Bitumen-bound aggregate (Petrochemical-bound composite)
Quartz (Engineered Quartz Surface)
Silicon Dioxide (SiO2) based composite
Iron Slag
Anthropogenic Iron oxide/Silicate composite
Asphalt (Road Aggregate)
Bituminous conglomerate
Dalmatian jasper
Porphyritic microcrystalline quartz-rich rock, commonly sold as Dalmatian jasper; spots are chiefly arfvedsonite/amphibole minerals, sometimes altered feldspar
Asphalt (Road Aggregate)
Bituminous Conglomerate / Asphalt Concrete
Sandstone
Sandstone (clastic sedimentary rock composite)
Digital Multimeter (Synthetic Object)
Digital Multimeter (DMM)
Asphalt / Road Aggregate
Bituminous Conglomerate (synthetic)
Carved Sea Turtle Figurine (Aventurine / Quartz / Jasper)
Quartz variety (SiO2) / Polycrystalline Quartz Aggregate
Cultured pearls
Pearl; predominantly aragonite (CaCO₃) in nacre with organic conchiolin
Glazed Ceramic Tile
Fused Silicate-Clay composite
Likely graphite-rich schist or graphite-bearing metamorphic rock
Graphite (C) in a mica/quartz-rich matrix; exact rock name requires testing
Engineered Quartz
Silicon dioxide composite
Graphite
Graphite (elemental carbon, C)
Asphalt (Bituminous Concrete)
Bituminous Concrete / Pavement
Asphalt (Bituminous Concrete)
Composite material (bitumen binder with mineral aggregate)
Sandstone (likely Fossilized Wood or Concrete Simulacrum)
Arenite / Silicified Wood / Anthropogenic Concrete
Opal (in Jewelry Setting)
Hydrated Silicon Dioxide (SiO2·nH2O)
Asphalt (Bituminous Concrete)
Asphaltum / Bitumen-Aggregate Matrix
Conglomerate
Conglomerate (Clastic Sedimentary Rock)
Nacre (Mother of Pearl)
Nacre (Biogenic Aragonite/Calcite composite, CaCO3)
Ruby in Zoisite
Anyolite (composite of Corundum and Zoisite)
Engineerged Quartz (Quartz Composite)
SiO2 (Silicon Dioxide) in a polymer resin matrix
Asphalt Chunk (Bituminous Concrete)
Aggregated Bitumen / Artificial Breccia
Quartzite (Engineered Stone)
Silicon Dioxide (SiO2) based synthetic composite
Decorated turquoise-like bead or mineral pendant
Likely turquoise [CuAl₆(PO₄)₄(OH)₈·4H₂O], possibly dyed composite or blue-green jasper
Ruby in Fuchsite (Composite/Stabilized)
Corundum (Al2O3) in Chromium-rich Muscovite (K(Al,Cr)2(AlSi3O10)(OH)2)
Chakra Stone Tower (Composite Multi-Mineral)
Crystalline Silicon Dioxide composite (SiO2) with various inclusions
Jasper and Chalcedony Composite
Silicon Dioxide (SiO2) microcrystalline quartz
Polished blue copper mineral, likely chrysocolla or dyed howlite
Chrysocolla: hydrated copper phyllosilicate, approximately (Cu,Al)₂H₂Si₂O₅(OH)₄·nH₂O; visual identification is uncertain from the image
Oak-grain Laminate (Industrial/Decorative Furniture Finish)
Melamine Resin-impregnated Decorative Paper on Particleboard (Cellulose/Thermosetting Plastic)
Gastly (Trick or Trade Halloween Series)
Cellulose-carbonaceous composite (Lignocellulose laminated with pigmentary polymers)