Rock Identifier

Category

Mineralogical Simulant

Browse mineralogical simulant specimens identified by the Rock Identifier community.

Learn about Mineralogical Simulant in the encyclopedia

Yttrium Aluminum Garnet

Yttrium Aluminum Garnet

Transvaal Jade

White Beryl

Shungite

Gemstone Ring (Various (Likely Glass, Cubic Zirconia, or assorted semi-precious stones)) — gemstone

Gemstone Ring

Various (Likely Glass, Cubic Zirconia, or assorted semi-precious stones)

Tumbled Black Stone (Unknown (possibly basalt, obsidian, or black jasper)) — igneous or sedimentary

Tumbled Black Stone

Unknown (possibly basalt, obsidian, or black jasper)

igneous or sedimentary

Schungite (Carbon-rich mineraloid (Amorphous carbon)) — mineral

Schungite

Carbon-rich mineraloid (Amorphous carbon)

Shungite (Carbon-rich mineraloid (Amorphous carbon)) — mineral

Shungite

Carbon-rich mineraloid (Amorphous carbon)

Red Dyed Howlite (Calcium Borosilicate Hydroxide (Ca2B5SiO9(OH)5)) — mineral

Red Dyed Howlite

Calcium Borosilicate Hydroxide (Ca2B5SiO9(OH)5)

Tumbled Stone Assortment (Various silicate minerals (e.g., Quartz, Feldspar)) — mineral

Tumbled Stone Assortment

Various silicate minerals (e.g., Quartz, Feldspar)

Opalite Egg (Synthetic Glass (Simulated Opal)) — mineral

Opalite Egg

Synthetic Glass (Simulated Opal)

Opalite (Man-made Glass (Synthetic Opalized Glass)) — gemstone

Opalite

Man-made Glass (Synthetic Opalized Glass)

Dragon's Breath (Mexican Opal Glass) (Artisan Foil Glass (SiO2 based)) — mineraloid

Dragon's Breath (Mexican Opal Glass)

Artisan Foil Glass (SiO2 based)

Howlite (Howlite (Ca2B5SiO9(OH)5)) — mineral

Howlite

Howlite (Ca2B5SiO9(OH)5)

Citrine (Heat-Treated Amethyst) (Silicon Dioxide (SiO2)) — mineral

Citrine (Heat-Treated Amethyst)

Silicon Dioxide (SiO2)

Opalite (Man-made opalescent glass) — gemstone

Opalite

Man-made opalescent glass

Dyed Howlite (often sold as 'Turquenite') (Calcium Borosilicate Hydroxide (Ca2B5SiO9(OH)5)) — mineral

Dyed Howlite (often sold as 'Turquenite')

Calcium Borosilicate Hydroxide (Ca2B5SiO9(OH)5)

Opalite (Synthetic Glass (SiO2 + impurities)) — mineral

Opalite

Synthetic Glass (SiO2 + impurities)

Tumbled Gemstones Set (Mixed Quartz and Silicate Varieties) — gemstone

Tumbled Gemstones Set

Mixed Quartz and Silicate Varieties

Amber (Fossilized tree resin (Amorphous organic mineraloid)) — gemstone

Amber

Fossilized tree resin (Amorphous organic mineraloid)

Likely rough amber (Amber (fossilized tree resin; organic mineraloid)) — gemstone

Likely rough amber

Amber (fossilized tree resin; organic mineraloid)

Obsidian (Volcanic glass) — igneous

Obsidian

Volcanic glass

Black Obsidian (Volcanic Glass) — igneous

Black Obsidian

Volcanic Glass

Obsidian (Volcanic Glass (Amorphous SiO2)) — igneous

Obsidian

Volcanic Glass (Amorphous SiO2)

Amber with Inclusion (Succiniferous fossil resin (C10H16O)) — mineraloid

Amber with Inclusion

Succiniferous fossil resin (C10H16O)

Opalite (Synthetic Opalised Glass) — mineral

Opalite

Synthetic Opalised Glass

Obsidian (Volcanic glass) — igneous

Obsidian

Volcanic glass

Black Obsidian (Volcanic Glass (Amorphous SiO2)) — igneous

Black Obsidian

Volcanic Glass (Amorphous SiO2)

Likely amber cabochon ring (Amber, fossilized tree resin (organic mineraloid; not a mineral)) — gemstone

Likely amber cabochon ring

Amber, fossilized tree resin (organic mineraloid; not a mineral)

Amber beads (Amber — fossilized tree resin; organic mineraloid, not a mineral) — gemstone

Amber beads

Amber — fossilized tree resin; organic mineraloid, not a mineral

Obsidian (Volcanic Glass (Amorphous SiO2)) — igneous

Obsidian

Volcanic Glass (Amorphous SiO2)

Obsidian (Volcanic Glass) — igneous

Obsidian

Volcanic Glass

Black Obsidian (Volcanic Glass) — igneous

Black Obsidian

Volcanic Glass

Opalite (Synthetic Opalite Glass) — mineraloid (man-made)

Opalite

Synthetic Opalite Glass

mineraloid (man-made)

Tumbled Mixed Gemstones and Rocks (Various mineral species including quartz (SiO2) and silicate minerals) — mineral

Tumbled Mixed Gemstones and Rocks

Various mineral species including quartz (SiO2) and silicate minerals

Precious Opal (Hydrated Silica (SiO2·nH2O)) — mineral

Precious Opal

Hydrated Silica (SiO2·nH2O)

Limonite/Ironstone (Limonite (FeO(OH)·nH2O)) — mineral

Limonite/Ironstone

Limonite (FeO(OH)·nH2O)

Obsidian (Volcanic glass) — igneous

Obsidian

Volcanic glass

Obsidian (Volcanic Glass) — igneous

Obsidian

Volcanic Glass

Opal (in Jewelry Setting) (Hydrated Silicon Dioxide (SiO2·nH2O)) — gemstone

Opal (in Jewelry Setting)

Hydrated Silicon Dioxide (SiO2·nH2O)

Opal (Hydrated Amorphous Silica (SiO2·nH2O)) — Mineral

Opal

Hydrated Amorphous Silica (SiO2·nH2O)

Mixed Tumbled Gemstones (Various silicate and oxide minerals) — mineral

Mixed Tumbled Gemstones

Various silicate and oxide minerals

Obsidian (Volcanic Glass) — igneous

Obsidian

Volcanic Glass

Obsidian (Volcanic Glass) — igneous

Obsidian

Volcanic Glass

Amber cabochon ring (likely amber) (Amber — fossilized plant resin; organic mineraloid, not a crystalline mineral) — gemstone

Amber cabochon ring (likely amber)

Amber — fossilized plant resin; organic mineraloid, not a crystalline mineral

Amber (likely a small rough amber piece) (Fossilized plant resin; amber is an organic mineraloid, not a crystalline mineral) — gemstone

Amber (likely a small rough amber piece)

Fossilized plant resin; amber is an organic mineraloid, not a crystalline mineral