Rock Identifier

Category

Anthropogenic (Man Made Industrial Deposit)

Browse anthropogenic (man made industrial deposit) specimens identified by the Rock Identifier community.

Quartzite River Pebbles (Quartzite (primarily SiO2)) — Metamorphic

Quartzite River Pebbles

Quartzite (primarily SiO2)

Rough Diamond (Diamond (Native Element Carbon, C)) — mineral

Rough Diamond

Diamond (Native Element Carbon, C)

Native Copper (in coinage alloy) (Copper (Cu)) — mineral

Native Copper (in coinage alloy)

Copper (Cu)

Pyrope Garnet (Magnesium aluminum silicate (Mg3Al2Si3O12)) — mineral

Pyrope Garnet

Magnesium aluminum silicate (Mg3Al2Si3O12)

Bornite (Peacock Ore) (Bornite (Cu5FeS4)) — mineral

Bornite (Peacock Ore)

Bornite (Cu5FeS4)

Asphalt (Bituminous Slate/Sandstone) (Asphaltum / Bituminous Rock) — sedimentary

Asphalt (Bituminous Slate/Sandstone)

Asphaltum / Bituminous Rock

Black Sapphire (Basaltic Blue Sapphire) (Corundum (Al2O3)) — mineral

Black Sapphire (Basaltic Blue Sapphire)

Corundum (Al2O3)

Diamond (Diamond (C)) — mineral

Diamond

Diamond (C)

Chert (Chalcedony/Jasper) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (Chalcedony/Jasper)

Microcrystalline Quartz (SiO2)

River Pebble (Likely Quartzite or Chalcedony) (Silicon Dioxide (SiO2) - granular metamorphic variety) — metamorphic

River Pebble (Likely Quartzite or Chalcedony)

Silicon Dioxide (SiO2) - granular metamorphic variety

Chipped Glass/Plastic Fragment (Silicon dioxide (SiO2) for glass (amorphous) or various polymer compounds for plastic) — Man-made material (simulant/artifact)

Chipped Glass/Plastic Fragment

Silicon dioxide (SiO2) for glass (amorphous) or various polymer compounds for plastic

Man-made material (simulant/artifact)

Goldstone (Red) (Aventurine Glass) — Man-made material (Simulated Mineral)

Goldstone (Red)

Aventurine Glass

Man-made material (Simulated Mineral)

Blue Goldstone (Aventurine Glass (Silicon Dioxide with metal inclusions)) — man-made glass mineral simulant

Blue Goldstone

Aventurine Glass (Silicon Dioxide with metal inclusions)

man-made glass mineral simulant

Green Aura Quartz (Titanium treated Kyanite or Quartz) (Silicon Dioxide (SiO2) or Aluminum Silicate (Al2SiO5) with Titanium/Metal Oxide coating) — mineral (man-made aura treatment)

Green Aura Quartz (Titanium treated Kyanite or Quartz)

Silicon Dioxide (SiO2) or Aluminum Silicate (Al2SiO5) with Titanium/Metal Oxide coating

mineral (man-made aura treatment)

Granitic Pegmatite (Pegmatite (Quartz: SiO2, Feldspar: KAlSi3O8, Mica: KAl2(AlSi3O10)(OH)2)) — Igneous

Granitic Pegmatite

Pegmatite (Quartz: SiO2, Feldspar: KAlSi3O8, Mica: KAl2(AlSi3O10)(OH)2)

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

Diamond (in a jewelry setting)

Carbon (C)

Ferruginous Quartz (Silicon Dioxide (SiO2) with Iron Oxide (Fe2O3) inclusions) — mineral

Ferruginous Quartz

Silicon Dioxide (SiO2) with Iron Oxide (Fe2O3) inclusions

Sandstone (likely Iron-rich or Arkosic) (Arenite (SiO2 with FeO(OH) or Fe2O3 staining)) — sedimentary

Sandstone (likely Iron-rich or Arkosic)

Arenite (SiO2 with FeO(OH) or Fe2O3 staining)

Chert (specifically Jasper/Flint) (Microcrystalline Quartz (SiO2)) — sedimentary

Chert (specifically Jasper/Flint)

Microcrystalline Quartz (SiO2)

Agate (Silicon Dioxide (SiO2) - Banded Chalcedony) — mineral

Agate

Silicon Dioxide (SiO2) - Banded Chalcedony

Silver (Native Silver/Alloy Specimen) (Ag (Native Silver element), specifically a 90% Ag / 10% Cu alloy) — mineral

Silver (Native Silver/Alloy Specimen)

Ag (Native Silver element), specifically a 90% Ag / 10% Cu alloy

Limonite (Iron Ore) (FeO(OH)·nH2O (Hydrated Iron Oxide)) — mineral

Limonite (Iron Ore)

FeO(OH)·nH2O (Hydrated Iron Oxide)

Crushed Stone (Gravel/Aggregates) (Crushed rock aggregate (varied composition including Granite, Limestone, and Quartz)) — sedimentary and igneous (mixed)

Crushed Stone (Gravel/Aggregates)

Crushed rock aggregate (varied composition including Granite, Limestone, and Quartz)

sedimentary and igneous (mixed)

Grey Quartzite Pebble (Quartzite (primarily SiO2)) — metamorphic

Grey Quartzite Pebble

Quartzite (primarily SiO2)

Yellow Diamond (Diamond (Carbon, C)) — mineral

Yellow Diamond

Diamond (Carbon, C)

Rough Sapphire (Corundum (Al2O3)) — mineral

Rough Sapphire

Corundum (Al2O3)

Banded Calcite (often sold as 'Green Onyx') (Calcite (Calcium Carbonate, CaCO3)) — sedimentary

Banded Calcite (often sold as 'Green Onyx')

Calcite (Calcium Carbonate, CaCO3)

Granite (Phaneritic plutonic rock (dominated by Quartz, Feldspar, and Mica)) — igneous

Granite

Phaneritic plutonic rock (dominated by Quartz, Feldspar, and Mica)

Gold and Diamond (Native Gold (Au) and Diamond (C)) — mineral

Gold and Diamond

Native Gold (Au) and Diamond (C)

Hematite (Hematite (Iron(III) oxide, Fe2O3)) — mineral

Hematite

Hematite (Iron(III) oxide, Fe2O3)

Basalt with Mineral Vein (Cobble) (Basalt (with likely Quartz/Calcite vein)) — Igneous

Basalt with Mineral Vein (Cobble)

Basalt (with likely Quartz/Calcite vein)

Red Jasper (Jasper (Silicon Dioxide with Iron Oxide inclusions, SiO2)) — mineral

Red Jasper

Jasper (Silicon Dioxide with Iron Oxide inclusions, SiO2)

Sandstone (Yellow/Tan Sandstone) (Arenite (primarily Quartz, SiO2)) — sedimentary

Sandstone (Yellow/Tan Sandstone)

Arenite (primarily Quartz, SiO2)

Vanadinite (Lead Chlorovanadate - Pb5(VO4)3Cl) — mineral

Vanadinite

Lead Chlorovanadate - Pb5(VO4)3Cl

Chalcopyrite (Peacock Ore) (Chalcopyrite (CuFeS2)) — mineral

Chalcopyrite (Peacock Ore)

Chalcopyrite (CuFeS2)

Ferruginous Quartz (Quartz (Silicon Dioxide, SiO2) with Iron Oxides) — mineral

Ferruginous Quartz

Quartz (Silicon Dioxide, SiO2) with Iron Oxides

Blue Sapphire (in a faceted jewelry setting) (Corundum (Al2O3) with trace Iron and Titanium) — mineral

Blue Sapphire (in a faceted jewelry setting)

Corundum (Al2O3) with trace Iron and Titanium

Milky Quartz (Water-Worn Pebble) (Silicon Dioxide (SiO2)) — mineral

Milky Quartz (Water-Worn Pebble)

Silicon Dioxide (SiO2)

Almandine Garnet (Almandine (Fe3Al2Si3O12)) — mineral

Almandine Garnet

Almandine (Fe3Al2Si3O12)

Granite Cobble/Pebble (Granite) — Igneous

Granite Cobble/Pebble

Granite

Ruby (Corundum (Aluminum Oxide with Chromium), Al2O3:Cr) — mineral

Ruby

Corundum (Aluminum Oxide with Chromium), Al2O3:Cr

Quartz (Milky/Chalcedony variety) (Silicon Dioxide (SiO2)) — mineral

Quartz (Milky/Chalcedony variety)

Silicon Dioxide (SiO2)