Rock Identifier

Category

Synthetic (Not A Natural Rock)

Browse synthetic (not a natural rock) specimens identified by the Rock Identifier community.

Learn about Synthetic (Not A Natural Rock) in the encyclopedia

Asphalt Rock

Yttrium Aluminum Garnet

Yttrium Aluminum Garnet

Chalk

Zircon

Obsidian

Kimberlite

Emerald in Matrix

Emerald in Matrix

Tripolite

Guano

Halite

Aquamarine Matrix

Aquamarine Matrix

Rock Salt

Tourmalinated Quartz (Crystalline Silicon Dioxide with Schorl inclusions (SiO2 + NaFe3Al6(BO3)3Si6O18(OH)4)) — mineral

Tourmalinated Quartz

Crystalline Silicon Dioxide with Schorl inclusions (SiO2 + NaFe3Al6(BO3)3Si6O18(OH)4)

Blue Goldstone (Aventurine Glass) — man-made glass

Blue Goldstone

Aventurine Glass

Citrine (Silicon Dioxide (SiO2)) — mineral

Citrine

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — gemstone

Smoky Quartz

Silicon Dioxide (SiO2)

Citrine Geode (Citrine (Silicon Dioxide, SiO2)) — mineral

Citrine Geode

Citrine (Silicon Dioxide, SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Quartz (Golden Quartz / Citrine / Iron-stained Quartz) (Silicon Dioxide (SiO2)) — mineral

Quartz (Golden Quartz / Citrine / Iron-stained Quartz)

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon dioxide (SiO2)) — mineral

Smoky Quartz

Silicon dioxide (SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Citrine (Silicon Dioxide (SiO2)) — mineral

Citrine

Silicon Dioxide (SiO2)

Anthracite Coal (Anthracite (Carbon ≥ 86%)) — sedimentary

Anthracite Coal

Anthracite (Carbon ≥ 86%)

Prasiolite (Green Quartz) / Sea Glass Amalgam (SiO2 (Silicon Dioxide)) — mineral

Prasiolite (Green Quartz) / Sea Glass Amalgam

SiO2 (Silicon Dioxide)

Yellow Sapphire (Corundum (Al2O3:Fe)) — gemstone

Yellow Sapphire

Corundum (Al2O3:Fe)

Quartz (Smoky Quartz variant) (Silicon Dioxide (SiO2)) — mineral

Quartz (Smoky Quartz variant)

Silicon Dioxide (SiO2)

Citrine (Silicon Dioxide (SiO2) with ferric iron impurities) — mineral

Citrine

Silicon Dioxide (SiO2) with ferric iron impurities

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Pearl-embellished decorative cross (Pearl (biogenic calcium carbonate, predominantly aragonite) with rhinestone-mounted glass or synthetic gemstones) — gemstone

Pearl-embellished decorative cross

Pearl (biogenic calcium carbonate, predominantly aragonite) with rhinestone-mounted glass or synthetic gemstones

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

Milky Quartz Pebble

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Smoky Quartz (with Iron Inclusions) (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz (with Iron Inclusions)

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Smoky Quartz (Quartz (Silicon Dioxide, SiO2)) — mineral

Smoky Quartz

Quartz (Silicon Dioxide, SiO2)

Quartz (Citrine or Iron-Stained) (Silicon Dioxide (SiO2)) — mineral

Quartz (Citrine or Iron-Stained)

Silicon Dioxide (SiO2)

Dyed Agate (Agate (Silicon Dioxide, SiO2)) — Mineral

Dyed Agate

Agate (Silicon Dioxide, SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Quartz Pebble (Silicon Dioxide (SiO2)) — sedimentary

Quartz Pebble

Silicon Dioxide (SiO2)

Citrine Quartz (Silicon Dioxide (SiO2) with ferric iron impurities) — mineral

Citrine Quartz

Silicon Dioxide (SiO2) with ferric iron impurities

Citrine Quartz (Silicon Dioxide (SiO2) with iron impurities) — mineral

Citrine Quartz

Silicon Dioxide (SiO2) with iron impurities

Citrine (Raw) (Silicon Dioxide (SiO2) with iron impurities) — mineral

Citrine (Raw)

Silicon Dioxide (SiO2) with iron impurities

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Citrine Quartz (Silicon Dioxide (SiO2) with ferric iron impurities) — mineral

Citrine Quartz

Silicon Dioxide (SiO2) with ferric iron impurities

Sandstone (Ferruginous) (Arenite (SiO2 with Fe2O3 cement)) — sedimentary

Sandstone (Ferruginous)

Arenite (SiO2 with Fe2O3 cement)