Quartz (Engineered Quartz Surface)
Silicon Dioxide (SiO2) based composite
mineral (man-made composite)
Category
Industrial Byproduct
Browse industrial byproduct specimens identified by the Rock Identifier community.
Tiffany Stone
Bertrandite Fluorite (CaF2 + Be4Si2O7(OH)2)
metamorphic
Asphalt (Bituminous Concrete)
Asphaltum / Bitumen-Aggregate Matrix
Technonatural composite (often containing sedimentary/igneous aggregate)
Slag (Industrial Glassy Byproduct)
Ferro-silicate Slag
Anthropogenic / Non-Natural
Ferruginous Slag (Iron Smelting Byproduct)
Anthropogenic Vitreous Silicate (often containing Fayalite: Fe2SiO4)
Mineraloid/Anthropogenic (Technofossil)
Slag (Industrial Glass)
Anthropogenic Amorphous Vitreous Silicate
mineraloid
Quartz (Milky/River Quartz)
Silicon Dioxide (SiO2)
mineral
Green Slag Glass
Amorphous Silicon Dioxide (with metallic impurities)
Igneous (Anthropogenic)
Bismuth
Bismuth (Bi)
mineral
Slag (Industrial)
N/A (Anthropogenic Slag)
industrial by-product
Silver (Native Element)
Ag (Argentum)
mineral
Gold
Native Gold (Au)
mineral
Tiffany Stone
Bertrandite (with Fluorite, Opal, and Chalcedony), Be4Si2O7(OH)2
mineral
Ambergris
Ambra grisea (Metabolic byproduct)
Organic (Geological relative)
Sulfur (with possible Cullet Glass or Slag imitation)
Native Sulfur (S8)
mineral
Red Jasper
Silicon Dioxide (SiO2) - Microcrystalline Quartz
sedimentary
Orange Calcite
Calcite (Calcium Carbonate, CaCO3)
mineral
Quartzite (Lithic Artifact)
Quartzite (SiO2)
metamorphic
Bismuth Crystal
Bismuth (Bi)
mineral
Tiffany Stone
Fluoritized Opal Beryllium Tuff (composed of Fluorite; CaF2, Opalized SiO2, Bertrandite, Chalcedony, and Quartz)
metamorphic
Arsenopyrite with Schist Matrix
Arsenopyrite (FeAsS)
mineral
Bismuth
Bismuth (element Bi) with oxidized thin-film interference layer
mineral
Slag (Industrial By-product)
Anthropogenic Vitreous Silica/Iron Silicate
mineral
Chalcopyrite
Chalcopyrite (CuFeS2)
mineral
Fluorite (Purple/Blue variety)
Calcium Fluoride (CaF2)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Silver (Sterling Silver Jewelry)
Argentum (Ag) mixed with Copper (Cu)
mineral
Silver (Jewelry form)
Native Silver (Ag)
mineral
Pyrite (on Quartz matrix)
Iron Disulfide (FeS2)
mineral
Queen Conch Shell (Biogenic Calcium Carbonate)
Aliger gigas (synonym Strombus gigas); Composition: Aragonite (CaCO3)
mineral
Mother of Pearl (Nacre)
Aragonite (CaCO3) with Organic Matrix
mineral
Calcite
Calcium Carbonate (CaCO3)
mineral
Slag
Ferrous slag (by-product of iron smelting)
Mineraloid / Anthropogenic
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Pyrite
Iron Sulfide (FeS2)
mineral
Cullet Glass (Industrial Slag Glass)
Amorphous Silica (SiO2) with metallic oxide impurities
Man-made byproduct (often mistaken for Obsidian or Emerald)
The user-provided image does not contain a rock or mineral specimen
N/A
N/A (Non-Geological Object)
N/A
N/A - Image does not contain a rock or mineral
Anthropogenic textile material
Non-geological
Zinc Alloy (Silver-plated)
Zinc Alloy Casting (Zn-Al-Mg-Cu)
mineral (refined metal)
Industrial Diamond (Bort or Boart)
Diamond (pure Carbon, C)
mineral
Man-made Jewelry (Metal and Glass/Plastic)
Synthetic Alloy and Amorphous Solid (SiO2/Polymer)
not a rock