Amber
Succinite (approximate formula C10H16O)
mineraloid
Category
Mineraloid Like Synthetic Material
Browse mineraloid like synthetic material specimens identified by the Rock Identifier community.
Learn about Mineraloid Like Synthetic Material in the encyclopedia
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Sea Glass (Frosted Quartz/Glass)
Amorphous Silicon Dioxide (SiO2)
Mineraloid
Amber
Succinite (approximate formula C10H16O)
mineraloid
Amber
Succinite
Mineraloid
Black Opal
Hydrated silica (SiO2·nH2O)
mineraloid
Fulgurite
Liesegang (Fulgurite)
Mineraloid
Amber (Raw)
Succinite (Fossilized Resin)
mineraloid
Amber (with potentially inclusions)
Succinite (Fossilized Tree Resin)
Mineraloid
Amber (specifically Burmese Amber or Burmite)
Succiniferous fossil resin (C10H16O)
mineraloid
Fulgurite
Fulgurite (Lechatelierite-rich fused silica)
mineraloid
Ethiopian Opal (Welo Opal)
Hydrated Amorphous Silica (SiO2·nH2O)
mineraloid
Amber
Succinite (fossilized tree resin)
mineraloid
Amber
Succinite (a variety of fossilized tree resin); chemical formula appx. C10H16O
mineraloid
Dragon's Breath (Mexican Opal Glass)
Artisan Foil Glass (SiO2 based)
mineraloid
Amber
Succinite (fossilized resin); C10H16O
mineraloid
Baltic Amber
Succinite (Polmerized conifer resin)
mineraloid
Faceted clear gemstone, likely glass or cubic zirconia
Undetermined; could be synthetic cubic zirconia (ZrO₂) or cut glass (silica-based)
gemstone
Ruby / Red Corundum
Al2O3 (Aluminum Oxide with Chromium trace)
gemstone
Pink amethyst or pale pink quartz gemstone
Quartz, SiO₂; pink coloration may result from microscopic inclusions or irradiation-related defects
gemstone
Iridescent opal-like specimen
Likely common opal (hydrated amorphous silica, SiO₂·nH₂O), possibly treated or synthetic
gemstone
Staurolite (Cross Stone)
Staurolite (Fe2+2Al9Si4O23(OH))
metamorphic
Polished pink quartz cabochon
Quartz (SiO₂), likely rose quartz or included quartz
gemstone
Opalite
Synthesized glass / Silicon dioxide
gemstone
Amber
Succinite (Formula: C10H16O)
Organic Mineraloid
Smoky Quartz
Silicon Dioxide (SiO2)
mineral
Green Fluorite (likely synthetic or heat-treated for jewelry)
Calcium Fluoride (CaF2)
mineral
Hematite
Iron(III) oxide (Fe2O3)
mineral
Strawberry Quartz (or Rose Quartz / Cherry Quartz)
Silicon Dioxide (SiO2) with Lepidocrocite, Hematite, or Goethite inclusions
mineral
Dyed Blue Agate
Silicon Dioxide (SiO2) - Microcrystalline Quartz
mineral
Red gemstone ring, likely garnet or synthetic ruby
Possibly almandine garnet (Fe₃Al₂(SiO₄)₃) or corundum/ruby (Al₂O₃); image alone cannot distinguish
gemstone
Synthetic Costume Glove (Paws)
Polyethylene terephthalate (Polyester) & Polyurethane blend
Non-geological / Man-made textile
Faceted yellow gemstone, likely citrine
Citrine (quartz), SiO₂; possibly yellow sapphire or synthetic glass without testing
gemstone
Goldstone
Man-made glass with copper inclusions
gemstone
Polished black stone, likely black obsidian
Obsidian (volcanic glass), primarily rhyolitic silica glass
igneous
Limonite (Iron Stone/Ocher)
Limonite (FeO(OH)·nH2O)
mineral
Snowflake Obsidian
Volcanic Glass with Cristobalite Inclusions
igneous
Polymer Clay (Mock Mineral)
Polyvinyl chloride (PVC) with plasticizers and pigment
Synthetic material (Not a natural rock/mineral)
Plastic Building Toy (Lego-style piece)
Acrylonitrile Butadiene Styrene (ABS)
not a rock/mineral
Opal
Hydrated amorphous silica (SiO2·nH2O)
mineraloid
Opal
Hydrated amorphous silica (SiO2·nH2O)
mineraloid
Amber (Tumbled/Polished)
Succinite (Fossilized Tree Resin)
mineraloid
Amber
Succinates
mineraloid