Cobalt Blue Sea Glass
Amorphous Silica Glass (SiO2 + CoO)
Category
Browse mineraloid like synthetic material specimens identified by the Rock Identifier community.
Cobalt Blue Sea Glass
Amorphous Silica Glass (SiO2 + CoO)
Smoky Quartz
Silicon Dioxide (SiO2)
Black Pearl (Tahitian Pearl)
Aragonite / Calcite (CaCO3) with Conchiolin
Amber (Copal)
Succinate (Fossilized Tree Resin)
Hematite
Iron(III) oxide (Fe2O3)
Faceted Diamond or Cubic Zirconia
Carbon (C) for Diamond; Zirconium dioxide (ZrO2) for CZ
Blue Quartz / Glass Gemstone Pendant
SiO2 (Silicon Dioxide) or Synthetic Glass
Diamond (or Cubic Zirconia simulant)
C (Carbon) or ZrO2 (Zirconium Dioxide)
Orgonite Pyramid (containing Amethyst and mixed minerals)
Silicon Dioxide (SiO2) in synthetic resin
Smoky Quartz
Silicon dioxide with aluminum impurities (SiO2)
Diamond or Cubic Zirconia
Carbon (diamond) or Zirconium dioxide (cubic zirconia)
Emerald
Beryl (Be₃Al₂Si₆Oထ₈) with Chromium/Vanadium impurities
Blue Goldstone
Aventurine Glass
Limonite (Iron Stone/Ocher)
Limonite (FeO(OH)·nH2O)
Snowflake Obsidian
Volcanic Glass with Cristobalite Inclusions
Pearl (in a decorative hair comb setting)
Calcium carbonate (CaCO3) primarily as Aragonite, bonded with Conchiolin
Snowflake Obsidian
Spherulitic Volcanic Glass (primarily SiO2)
Obsidian
Obsidian (Volcanic Glass)
Limonite/Goethite Concretion
Hydrated Iron(III) Oxide-hydroxide (FeO(OH)·nH2O)
Limonite (Ironstone)
Limonite (Hydrated iron(III) oxide-hydroxide, FeO(OH)·nH2O)
Limonite (Iron Ore)
Limonite (Hydrated iron oxide - FeO(OH)·nH2O)
Common Opal
SiO2·nH2O (Hydrated Silicon Dioxide)
Amber (Copal)
Succinate (Fossilized Resin)
Amber
Succinite (fossilized resin)
Amber
Succinite (fossilized tree resin)
Amber
Succinrite (Organic Gemstone)
Pearl
Calcium carbonate (CaCO3) - mainly Aragonite with Conchiolin
Amber
Amber (Succinite), fossilized tree resin
Sea Glass (Frosted Quartz/Glass)
Amorphous Silicon Dioxide (SiO2)
Amber
Succinite (approximate formula C10H16O)
Amber
Succinite (approximate formula C10H16O)
Amber
Succinite
Amber (with potentially inclusions)
Succinite (Fossilized Tree Resin)
Black Opal
Hydrated silica (SiO2·nH2O)
Ethiopian Opal (Welo Opal)
Hydrated Amorphous Silica (SiO2·nH2O)
Amber (specifically Burmese Amber or Burmite)
Succiniferous fossil resin (C10H16O)
Fulgurite
Liesegang (Fulgurite)
Amber (Raw)
Succinite (Fossilized Resin)
Amber
Succinite (fossilized tree resin)
Amber
Succinite (fossilized resin); C10H16O
Baltic Amber
Succinite (Polmerized conifer resin)
Fulgurite
Fulgurite (Lechatelierite-rich fused silica)