Rock Identifier

Category

Industrial Byproduct (Anthropogenic Rock)

Browse industrial byproduct (anthropogenic rock) specimens identified by the Rock Identifier community.

Learn about Industrial Byproduct (Anthropogenic Rock) in the encyclopedia

Rock Gypsum

Coral Rock

Asphalt Rock

Rock Salt

Calc-Silicate Rock

Calc-Silicate Rock

Talc-carbonate Rock

Talc-carbonate Rock

Adirondack Garnet

Adirondack Garnet

Anorthosite

Cataclasite

Peridotite

Phosphorite

Gondite

Diamond (Native Carbon (C)) — gemstone

Diamond

Native Carbon (C)

Ruby (varietal of Corundum) (Corundum (Al2O3:Cr)) — gemstone

Ruby (varietal of Corundum)

Corundum (Al2O3:Cr)

Diamond (Cut and Faceted) (Carbon (C)) — gemstone

Diamond (Cut and Faceted)

Carbon (C)

Diamond (Cut Gemstone) (Natural Carbon (C)) — gemstone

Diamond (Cut Gemstone)

Natural Carbon (C)

Diamond (or Simulant) (Carbon (C) or Cubic Zirconia (ZrO2)) — gemstone

Diamond (or Simulant)

Carbon (C) or Cubic Zirconia (ZrO2)

Mica Schist with Quartz (Mica Schist (KAl2(AlSi3O10)(OH)2 / SiO2)) — metamorphic

Mica Schist with Quartz

Mica Schist (KAl2(AlSi3O10)(OH)2 / SiO2)

Mica Schist with Quartz (Mica Schist (principally Muscovite and Biotite with Quartz veins)) — metamorphic

Mica Schist with Quartz

Mica Schist (principally Muscovite and Biotite with Quartz veins)

Sapphire (Rough) (Corundum (Al2O3)) — mineral

Sapphire (Rough)

Corundum (Al2O3)

Red Jasper (Silicate Chert) (Silicon Dioxide (SiO2) with iron oxide inclusions) — sedimentary

Red Jasper (Silicate Chert)

Silicon Dioxide (SiO2) with iron oxide inclusions

Quartzite Cobble (Quartzite (SiO2)) — metamorphic

Quartzite Cobble

Quartzite (SiO2)

Quartzite Pebble (Quartzite (SiO2)) — metamorphic

Quartzite Pebble

Quartzite (SiO2)

Diamond (or Diamond Simulant) (Carbon (C) if diamond, various if simulant) — gemstone

Diamond (or Diamond Simulant)

Carbon (C) if diamond, various if simulant

Diamond (appearing as a jewelry centerpiece) (Diamond (Formula: C)) — mineral

Diamond (appearing as a jewelry centerpiece)

Diamond (Formula: C)

Diamond (Carbon (C)) — mineral

Diamond

Carbon (C)

Natural Diamond (Faceted) (Diamond (pure carbon crystal, C)) — mineral

Natural Diamond (Faceted)

Diamond (pure carbon crystal, C)

Milky Quartz with Iron Staining (Silicon Dioxide (SiO2)) — mineral

Milky Quartz with Iron Staining

Silicon Dioxide (SiO2)

Chert (or Agate/Quartzite) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (or Agate/Quartzite)

Microcrystalline Quartz (SiO2)

Gold (Gold (Native Element); Au) — mineral

Gold

Gold (Native Element); Au

Amethyst (Rose-tinted variation) (Silicon Dioxide (SiO2) with trace iron impurities) — mineral

Amethyst (Rose-tinted variation)

Silicon Dioxide (SiO2) with trace iron impurities

Granitic Pegmatite with Tourmaline/Chlorite (Pegmatite) — Igneous

Granitic Pegmatite with Tourmaline/Chlorite

Pegmatite

Magnetite / Hematite mix (Iron Ore) (Fe3O4 (Magnetite) / Fe2O3 (Hematite)) — mineral

Magnetite / Hematite mix (Iron Ore)

Fe3O4 (Magnetite) / Fe2O3 (Hematite)

Diamond (Cut Gemstone) (Carbon (C)) — mineral

Diamond (Cut Gemstone)

Carbon (C)

Garnet (Almandine/Pyrope variety) (Silicate mineral group; typically Fe3Al2(SiO4)3 (Almandine) or Mg3Al2(SiO4)3 (Pyrope)) — mineral

Garnet (Almandine/Pyrope variety)

Silicate mineral group; typically Fe3Al2(SiO4)3 (Almandine) or Mg3Al2(SiO4)3 (Pyrope)

Quartz Cobble (Quartz (Silicon Dioxide, SiO2)) — Mineral

Quartz Cobble

Quartz (Silicon Dioxide, SiO2)

Grey Agate (Silicon Dioxide (SiO2) - variety: Agate/Chalcedony) — mineral

Grey Agate

Silicon Dioxide (SiO2) - variety: Agate/Chalcedony

Diamond (in jewelry) (Carbon (C)) — mineral

Diamond (in jewelry)

Carbon (C)

Cubic Zirconia (CZ) Jewelry (Zirconium dioxide (ZrO2)) — mineral (synthetic)

Cubic Zirconia (CZ) Jewelry

Zirconium dioxide (ZrO2)

mineral (synthetic)

Quartzite (Quartzite (primarily SiO2)) — metamorphic

Quartzite

Quartzite (primarily SiO2)

Corundum (Sapphire and Ruby) (Aluminum Oxide (Al2O3)) — mineral

Corundum (Sapphire and Ruby)

Aluminum Oxide (Al2O3)

Cubic Zirconia (Diamond Simulant) (Zirconium Dioxide (ZrO2)) — mineral

Cubic Zirconia (Diamond Simulant)

Zirconium Dioxide (ZrO2)

Milky Quartz Pebble (Quartz (Silicon Dioxide, SiO2)) — mineral

Milky Quartz Pebble

Quartz (Silicon Dioxide, SiO2)

Pegmatite with Quartz and Muscovite Mica (Granitic Pegmatite (KAl2(AlSi3O10)(OH)2 + SiO2)) — igneous

Pegmatite with Quartz and Muscovite Mica

Granitic Pegmatite (KAl2(AlSi3O10)(OH)2 + SiO2)

Quartzite (Rounded Pebble) (Quartzite (predominantly SiO2)) — metamorphic

Quartzite (Rounded Pebble)

Quartzite (predominantly SiO2)

Native Copper (Native Copper (Cu)) — mineral

Native Copper

Native Copper (Cu)

Quartz (Iron-stained or Ferruginous Quartz) (Silicon Dioxide (SiO2)) — mineral

Quartz (Iron-stained or Ferruginous Quartz)

Silicon Dioxide (SiO2)

Olivine (Peridot) (Olivine Group (Magnesium Iron Silicate), (Mg, Fe)2SiO4) — mineral

Olivine (Peridot)

Olivine Group (Magnesium Iron Silicate), (Mg, Fe)2SiO4

Chalcedony (Botryoidal) (Silicon Dioxide (SiO2)) — mineral

Chalcedony (Botryoidal)

Silicon Dioxide (SiO2)

Quartzite (Quartzite (predominantly SiO2)) — metamorphic

Quartzite

Quartzite (predominantly SiO2)

Diamond (Carbon (C)) — mineral

Diamond

Carbon (C)

Ruby (Corundum (Al2O3 with Chromium trace)) — mineral

Ruby

Corundum (Al2O3 with Chromium trace)

Diamond (in jewelry) (Cubic Carbon (C)) — mineral

Diamond (in jewelry)

Cubic Carbon (C)

Honey Calcite (Calcium Carbonate (CaCO3)) — mineral

Honey Calcite

Calcium Carbonate (CaCO3)