Porcelain (Kaolin-based)
Alumina silicate ceramic (composed primarily of Kaolinite: Al2Si2O5(OH)4)
Category
Browse man made metamorphic style composite specimens identified by the Rock Identifier community.
Porcelain (Kaolin-based)
Alumina silicate ceramic (composed primarily of Kaolinite: Al2Si2O5(OH)4)
Quartzite
Quartzite (SiO2)
Jasper (Iron-rich Chalcedony)
Jasper (Microcrystalline Silicon Dioxide, SiO2 plus iron oxide impurities)
Blue Goldstone
Aventurine glass (Synthetic borosilicate glass with cobalt and metallic inclusions)
Green Glass Slag
Amorphous Silicon Dioxide (SiO2) with metal oxide impurities
Glass Nugget (Tumbled Glass)
Amorphous Silicon Dioxide (SiO2) with additives
Lapis Lazuli
Lapis Lazuli (a rock, not a single mineral; primary mineral is Lazurite (Na,Ca)8(AlSiO4)6(S,SO4,Cl)1-2
Blue Quartz (Aventurine)
Silicon Dioxide (SiO2) with fibrous inclusions (commonly Dumortierite)
Nephrite Jade
Nephrite
Clear Quartz
Silicon Dioxide (SiO2)
Marble
Marble (metamorphosed limestone or dolostone), primarily composed of calcite (CaCO3) or dolomite (CaMg(CO3)2)
Sunstone
Aventurine Feldspar (Plagioclase Feldspar with inclusions)
Common Marble
Calcium Carbonate (CaCO3)
Pyrite
Iron Disulfide (FeS2)
White Marble
Recrystallized Calcite (CaCO3)
Pyrite
Iron Disulfide (FeS2)
Jade (likely Nephrite Jade based on appearance)
Nephrite (a variety of actinolite, Ca2(Mg,Fe)5Si8O22(OH)2)
Mixed Gemstone Beaded Jewelry
Various minerals (e.g., Quartz varieties like Rose Quartz, Amethyst; Peridot; Garnet; etc.)
Garnet Beads
Garnet Group (complex nesosilicates, e.g., Almandine Fe3Al2(SiO4)3)
Quartz
Silicon dioxide (SiO₂)
Quartz (Pebble)
Quartz (SiO₂)
US Penny
Cuprum (Copper: Cu) and Zincum (Zinc: Zn) Alloy
Red Slag Glass (Cullet)
Amorphous Silicon Dioxide (SiO2) with metallic dopants
Blue Sea Glass
Amorphous Silica (Anthropogenic glass)
Goldstone (Synthetic Aventurescence Glass)
Cuprous Aventurescent Glass (Silicon Dioxide with Copper inclusions)
Amethyst
SiO2 (Silicon Dioxide)
Jade (Nephrite or Jadeite)
Nephrite (Ca2(Mg,Fe)5Si8O22(OH)2) or Jadeite (Na(Al,Fe3+)Si2O6)
Marble
Marble (metamorphosed limestone/dolostone). Predominantly composed of Calcite (CaCO3) for marble derived from limestone, or Dolomite (CaMg(CO3)2) for marble derived from dolostone.
Synthetic Costume Accessory (Non-Geological)
Polyester and Acrylic Fiber (Anthropogenic polymer)
Blue Goldstone
Aventurine Glass (Silicon Dioxide infused with Cobalt/Copper)
Sea Glass (Cobalt Blue)
Amorphous Silica (Glass with Cobalt additives)
Artificial Rock Face (Faux Rock)
Glass Fiber Reinforced Concrete (GFRC)
Synthetic Marbled Aggregate (Footwear Component)
Ethylene-vinyl acetate (Croslite™)
Cullet Glass (Strawberry Glass)
Amorphous Silicon Dioxide (SiO2) with metallic dopants
Slag (Industrial Glass/Metal)
Ferrous slag or Glassy silicate byproduct
White Jade (Nephrite)
Nephrite, Ca2(Mg,Fe)5Si8O22(OH)2
Beaded Jewelry (Assorted Gemstones)
Various minerals, including but not limited to Quartz (SiO2), Garnet (X3Y2(SiO4)3), Jade (Na(Al,Fe)Si2O6), Amethyst (SiO2),等の多様な組み合わせ
Serpentinite
Serpentinite (composed primarily of serpentine-group minerals like antigorite, chrysotile, and lizardite; chemical formula varies but generally Mg3Si2O5(OH)4)
Muscovite Mica
Muscovite (Potassium Aluminum Silicate Hydroxide Fluoride), KAl2(AlSi3O10)(OH,F)2
Lapis Lazuli
Lapis Lazuli (a rock type, not a single mineral, composed primarily of lazurite, calcite, and pyrite)
Blue Slag Glass
Amorphous Silica (Industrial byproduct)
Slag (Industrial Byproduct)
Ferro-silicate glass (Slag)