Lapis Lazuli
Lapis lazuli (Rock composed primarily of Lazurite (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2, Calcite, and Pyrite)
Category
Browse man made (synthetic rock) specimens identified by the Rock Identifier community.
Lapis Lazuli
Lapis lazuli (Rock composed primarily of Lazurite (Na,Ca)8(AlSiO4)6(S,Cl,SO4,OH)2, Calcite, and Pyrite)
Sandstone
Arenite (mostly SiO2)
Lapis Lazuli
A metamorphic rock primarily composed of lazurite (Na,Ca)8[(S,SO4,Cl)2|(Al6Si6O24)], calcite (CaCO3), and pyrite (FeS2).
Chert (Flint / Quartz Nodule)
Microcrystalline Quartz (SiO2)
Granodiorite
Phaneritic Plutonic Intermediate-Felsic Rock
Sandstone
Arenite (composed primarily of SiO2)
Synthetic Wolf Plush (Non-mineral)
Canis lupus similis (Prop material: Polyester & Synthetic fibers)
Smoky Quartz
Silicon Dioxide (SiO2)
Ruby
Corundum (Al2O3) with Chromium traces
Blue Sapphire (likely costume glass imitation)
Corundum (Al2O3) with iron/titanium impurities
Sandstone (Water-worn Cobble)
Arenite (SiO2 with CaCO3 or Fe2O3 cement)
Smoky Quartz
Silicon Dioxide (SiO2)
Eroded Brick or Pumice-like Scoria
Vesicular Basalt / Scoria (Anthropogenic variant: Eroded Firebrick)
Chert
Silicon dioxide (SiO2)
Sandstone (with potential Arkose/Lithic characteristics)
Arenite (Sedimentary rock composed of sand-sized grains)
Ferrous Slag (Iron Smelting By-product)
Fused Siliceous Slag
Chert (Flint)
Silicon Dioxide (SiO2)
Fossil Coral
Scleractinia (Stony Coral) fossil
Blue Sapphire
Corundum (Al2O3)
Quartzite
Metamorphic Quartzite (SiO2)
Brecciated Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
Granodiorite
Granodiorite (phaneritic intrusive igneous rock)
Amber (and Cubic Zirconia)
Fossilized Tree Resin
Turquoise
Hydrous phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)
Sandstone
Arenite (SiO2 based clastic rock)
Chert (specifically Tan/Gray Chert)
Microcrystalline quartz (SiO2)
Sandstone
Clastic Sedimentary Rock
Granite
Phaneritic Plutonic Felsic Rock
Granite
Granite (Phaneritic igneous rock)
Sandstone
Clastic Sedimentary Rock
Granite
Phaneritic plutonic felsic rock
Quartzite
Metamorphic Rock (Mainly SiO2)
Pink Sapphire
Corundum (Al2O3 with trace Chromium and Iron)
Sandstone Pebble
Ferruginous Sandstone (SiO2 with Fe2O3)
Chalk
Calcium carbonate (CaCO3)
Chalk
Calcium Carbonate (CaCO3)
Clear quartz sphere
Quartz (silicon dioxide, SiO₂), likely rock crystal or low-grade milky quartz
Quartzite pebble
Quartzite (SiO2)
Chert (Chalcedony/Agate variety)
Silicon Dioxide (SiO2)
Diamond (Heart Cut)
Carbon (C)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Sandstone
Arenite (specifically sublithic or quartz arenite)