Rock Identifier

Category

Man Made

Browse man made specimens identified by the Rock Identifier community.

Learn about Man Made in the encyclopedia

Opalite

Goldstone

Blue Goldstone

Zincite

Map Jasper

Mandarin Garnet

Mandarin Garnet

Andalusite

Marl

Dunite

Coquina

Dalmatian Jasper

Dalmatian Jasper

Chalk

Diamond (or Diamond Simulant) (Carbon (C)) — mineral

Diamond (or Diamond Simulant)

Carbon (C)

Diamond in Kimberlite (Diamond (C in Kimberlite)) — igneous

Diamond in Kimberlite

Diamond (C in Kimberlite)

Carved Stone Turtle (Carved Soapstone and Quartz) — mineral

Carved Stone Turtle

Carved Soapstone and Quartz

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

Diamond (in jewelry setting)

Diamond (C - Carbon)

Larimar (Pectolite) — mineral

Larimar

Pectolite

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

Titanium Aura Quartz (Aura Quartz)

Titanium-coated Silicon Dioxide (SiO2)

Diamond (Carbon (C)) — gemstone

Diamond

Carbon (C)

Diamond (Native Carbon (C)) — gemstone

Diamond

Native Carbon (C)

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

Diamond (or Simulant)

Carbon (C) or Cubic Zirconia (ZrO2)

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

Diamond (in a jewelry setting)

Carbon (C)

Diamond (in Jewelry Setting) (Carbon (C)) — gemstone

Diamond (in Jewelry Setting)

Carbon (C)

Chalk (Micrite (primarily Calcium Carbonate, CaCO3)) — sedimentary

Chalk

Micrite (primarily Calcium Carbonate, CaCO3)

Yellow Sapphire (Raw) (Corundum (Al2O3)) — mineral

Yellow Sapphire (Raw)

Corundum (Al2O3)

Diamond (or Cubic Zirconia simulant) (Carbon (C) - Diamond / Zirconium dioxide (ZrO2) - CZ) — mineral

Diamond (or Cubic Zirconia simulant)

Carbon (C) - Diamond / Zirconium dioxide (ZrO2) - CZ

Moissanite (Silicon Carbide (SiC)) — mineral

Moissanite

Silicon Carbide (SiC)

Diamond (Carbon (C)) — mineral

Diamond

Carbon (C)

Chalk (Calcium Carbonate (CaCO3)) — sedimentary

Chalk

Calcium Carbonate (CaCO3)

Diamond (Carbon (C)) — gemstone

Diamond

Carbon (C)

Diamond (Carbon (C)) — gemstone

Diamond

Carbon (C)

Diamond (Carbon (C)) — mineral

Diamond

Carbon (C)

Rough Corundum (Sapphire/Ruby mixture) (Corundum (Aluminum Oxide, Al2O3)) — mineral

Rough Corundum (Sapphire/Ruby mixture)

Corundum (Aluminum Oxide, Al2O3)

Diamond (Colorless/White) (Carbon (C)) — mineral

Diamond (Colorless/White)

Carbon (C)

Diamond (Carbon (C)) — gemstone

Diamond

Carbon (C)

Aura Quartz / Rainbow Aura Quartz (Silicon Dioxide (SiO2) with metallic vapor coating) — mineral

Aura Quartz / Rainbow Aura Quartz

Silicon Dioxide (SiO2) with metallic vapor coating

Diamond (Carbon (C)) — mineral

Diamond

Carbon (C)

Corundum (Pink Sapphire / Ruby) (Al2O3 (Aluminum Oxide)) — mineral

Corundum (Pink Sapphire / Ruby)

Al2O3 (Aluminum Oxide)

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

Diamond (in a jewelry setting)

Carbon (C)

Diamond (Native Carbon (C)) — mineral

Diamond

Native Carbon (C)

Blue Chalcedony Cube (Silicon Dioxide (SiO2)) — mineral

Blue Chalcedony Cube

Silicon Dioxide (SiO2)

Fossil Shark Tooth (Lamniform (Mackerel Shark) fossil tooth, likely Otodus or Cretalamna) — fossil

Fossil Shark Tooth

Lamniform (Mackerel Shark) fossil tooth, likely Otodus or Cretalamna

Gabbro (Gabbro) — igneous

Gabbro

Gabbro

Corundum (Ruby variety) (Aluminium oxide (Al2O3)) — mineral

Corundum (Ruby variety)

Aluminium oxide (Al2O3)

Diamond (as set in a gold ring) (Carbon (C)) — mineral

Diamond (as set in a gold ring)

Carbon (C)

Turquoise (Hydrated phosphate of copper and aluminum, CuAl6(PO4)4(OH)8·4H2O) — mineral

Turquoise

Hydrated phosphate of copper and aluminum, CuAl6(PO4)4(OH)8·4H2O

Diamond (Carbon (C)) — gemstone

Diamond

Carbon (C)

Rough Diamond (Native Carbon (C)) — mineral

Rough Diamond

Native Carbon (C)

Diamond (in a cluster setting) (Crystallized Carbon (C)) — mineral

Diamond (in a cluster setting)

Crystallized Carbon (C)

Tiger Shark Fossil Tooth (Galeocerdo cuvier (fossilized)) — sedimentary

Tiger Shark Fossil Tooth

Galeocerdo cuvier (fossilized)

Corundum (Sapphire/Ruby in Matrix) (Corundum (Al2O3)) — mineral

Corundum (Sapphire/Ruby in Matrix)

Corundum (Al2O3)

Diamond Druzy (Crystalline Diamond) (Carbon (C)) — mineral

Diamond Druzy (Crystalline Diamond)

Carbon (C)

Diamond (Diamond (pure native carbon, C)) — mineral

Diamond

Diamond (pure native carbon, C)

Black Obsidian (Obsidian (Volcanic Glass, SiO2 + impurities)) — igneous

Black Obsidian

Obsidian (Volcanic Glass, SiO2 + impurities)