Obsidian
Volcanic Glass (SiO2)
igneous
Category
Mineralogical Simulant
Browse mineralogical simulant specimens identified by the Rock Identifier community.
Learn about Mineralogical Simulant in the encyclopedia
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Amber
Amber (C10H16O)
mineral
Opal
Hydrated amorphous silica (SiO2·nH2O)
mineral
Pink Opal
Hydrated amorphous silica (SiO2·nH2O)
mineraloid
Opal
Hydrated amorphous silica (SiO2·nH2O)
mineraloid
Common Opal
SiO2·nH2O
mineraloid
Pink Opal
Hydrated amorphous silica (SiO2·nH2O)
mineraloid
Amber (Copal)
Succiniferous Resin
mineraloid
Amber
Succinate (Fossilized Tree Resin)
mineraloid
Amber (Copal)
Fossilized Tree Resin
mineraloid
Green Opal or Yellow Opal
Hydrated Silica (SiO2·nH2O)
mineraloid
Green Opal
Hydrated amorphous silica (SiO2·nH2O) with inclusions
mineraloid
Amber (Copal)
Succinate (Fossilized Resin)
mineraloid
Amber
Succinite (fossilized tree resin)
mineraloid
Amber
Succinite (Fossilized Tree Resin)
mineraloid
Amber
Succinite (fossilized resin)
mineraloid
Cobalt Glass Slug (Man-made Glass)
Amorphous Silica with Cobalt Oxide (SiO2 + CoO)
mineraloid
Opalite
Synthetic Glass (Amorphized Silicon Dioxide)
mineraloid
Common Opal (Green Opal / Pistachio Opal)
Hydrated silica (SiO2·nH2O)
mineraloid
Amber
Succinite (a fossilized organic resin containing succinic acid)
mineraloid
Shungite
Carbonaceous rock (primarily amorphous carbon)
Mineraloid
Cullet Glass (Slag)
Amorphous Silicon Dioxide (Man-made)
Mineraloid
Tektite (Indochinite)
Impact Glass (SiO2 + Al2O3)
mineraloid
Slag (Industrial Glass)
Anthropogenic Amorphous Vitreous Silicate
mineraloid
Amber
Succinite (approximate formula C10H16O)
mineraloid
Amber
Succinite (Resinite)
mineraloid
Amber
Succinrite (Organic Gemstone)
mineraloid
Common Opal
SiO2·nH2O (Hydrated Silicon Dioxide)
mineraloid
Green Opal
Hydrated amorphous silica (SiO2·nH2O)
mineraloid
Pearl
Calcium carbonate (CaCO3) - mainly Aragonite with Conchiolin
mineraloid
Amber
Amber (Succinite), fossilized tree resin
Mineraloid
Conch Pearl
Calcareous concretion (CaCO3)
mineraloid
Amber
Succinite (approximate formula C10H16O)
mineraloid
Tektite (Indochinite)
Tektite (SiO2 + Al2O3)
mineraloid
Amber
Succinite (fossilized resin); C10H16O
mineraloid
Sea Glass (Frosted Quartz/Glass)
Amorphous Silicon Dioxide (SiO2)
Mineraloid
Amber / Copal
Succinite (fossilized tree resin)
mineraloid
White Opal
Hydrated Amorphous Silica (SiO2·nH2O)
Mineraloid
Amber
Succinite (approximate formula C10H16O)
mineraloid
Amber
Succinite
Mineraloid
Pearls
Aragonite (calcium carbonate) and Conchiolin
Mineraloid
Amber
Succinite
Mineraloid