Diamond (in jewelry setting)
Adamantine Carbon (C)
mineral
Category
Anthropogenic Sedimentary (Man Made)
Browse anthropogenic sedimentary (man made) specimens identified by the Rock Identifier community.
Diorite
Intermediate plutonic igneous rock
igneous
Granite
Granite (Felsic Plutonic Rock)
igneous
Chrysocolla in Malachite
Cu2CO3(OH)2 (Malachite) / Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O (Chrysocolla)
mineral
Aragonite (specifically Mexican Marbled Onyx)
Aragonite (Calcium Carbonate, CaCO3)
mineral
Obsidian (Black)
Obsidian (High-silica volcanic glass)
igneous
Pink Granite
Phaneritic Felsic Intrusive Igneous Rock
igneous
Granite Pebble
Felsic intrusive igneous rock
igneous
Diorite
Diorite (Intermediate intrusive igneous rock)
igneous
Diorite (River Pebble)
Intermediate plutonic igneous rock
igneous
Chipped Glass/Plastic Fragment
Silicon dioxide (SiO2) for glass (amorphous) or various polymer compounds for plastic
Man-made material (simulant/artifact)
Goldstone (Red)
Aventurine Glass
Man-made material (Simulated Mineral)
Diamond Plate (Steel)
Alloyed Carbon Steel or Aluminum with 'Durbar' pattern
not a rock (Man-made industrial metal)
Blue Goldstone
Aventurine Glass (Silicon Dioxide with metal inclusions)
man-made glass mineral simulant
Green Aura Quartz (Titanium treated Kyanite or Quartz)
Silicon Dioxide (SiO2) or Aluminum Silicate (Al2SiO5) with Titanium/Metal Oxide coating
mineral (man-made aura treatment)
Chert (variant of Flint)
Chert (SiO2)
Sedimentary
Bismuth Crystal
Bismuth (Bi)
mineral
Granite
Granitoid (KAlSi3O8 – NaAlSi3O8 – CaAl2Si2O8 + SiO2)
igneous
Pearl
Aragonite (CaCO3 with conchiolin)
mineral
Desert Rose (Baryte or Gypsum Rose)
Baryte (BaSO4) or Gypsum (CaSO4·2H2O)
mineral
Quartzite (River Pebble)
Quartzite (Mainly SiO2)
metamorphic
Ferrochrome Slag
Anthropogenic silicate/oxide glass (Complex silicate matrix with Cr-Fe-Si inclusions)
Industrial byproduct (often confused with igneous rocks or meteorites)
Pink Granite
Phaneritic Felsic Intrusive Igneous Rock
igneous
Granite
Granite (a phaneritic intrusive igneous rock consisting mainly of quartz, alkali feldspar, and plagioclase)
igneous
Dyed Quartz (imitating Emerald/Green Quartz)
Silicon Dioxide (SiO2) with artificial pigment
mineral
Smoky Quartz
Silicon Dioxide (SiO2) with aluminum impurities
mineral
Dolerite (Diabase)
Dolerite / Diabase
igneous
Amazonite
KAlSi3O8 (Potassium Aluminum Silicate)
mineral
Malachite
Malachite (Copper Carbonate Hydroxide) - Cu2CO3(OH)2
Mineral
Amethyst
Silicon Dioxide (SiO2) with Fe3+ impurities
mineral
Yooperlite (Syenite clast containing fluorescent Sodalite)
Sodalite-bearing Syenite
igneous
Synthetic Blue Aura Quartz
Silicon Dioxide (SiO2) with Metallic Infusion
mineral (synthetic/man-made coating)
Green Slag Glass
Cullet (Amorphous Silicon Dioxide with impurities)
Man-made rock-like material
Slag Glass (Cullet)
Amorphous Silica / Glass residue
Man-made byproduct (Non-geological)
Blue Goldstone
Aventurine Glass
Man-made mineral simulant (Glass)
Synthetic Costume Glove (Paws)
Polyethylene terephthalate (Polyester) & Polyurethane blend
Non-geological / Man-made textile
Amber
Succinite (Carbon-based organic compound; approximate formula C10H16O)
Mineraloid
Chert (Jasper Variant likely)
Silicon Dioxide (SiO2)
Sedimentary Rock or Mineral (depending on origin and purity)
Granite
Phaneritic Igneous Rock (primarily Quartz, Feldspar, and Mica)
igneous
Rose Gold (Copper-Gold Alloy)
Aurum-Cuprum Alloy (Au-Cu)
mineral (native element alloy)
Diamond in Kimberlite
Diamond (C in Kimberlite Matrix)
igneous
Desert Rose (also known as Sand Rose)
Gypsum (CaSO4·2H2O) or Barite (BaSO4) with sand inclusions
mineral