Moonstone
Orthoclase Feldspar (KAlSi3O8)
Mineral
Category
Man Made Byproduct (Non Geological)
Browse man made byproduct (non geological) specimens identified by the Rock Identifier community.
Pyrite
Iron Pyrite (FeS₂)
Mineral
Quartzite
Quartzite
Metamorphic rock
Quartz
Quartz (SiO₂ - Silicon Dioxide)
mineral
Sandstone
Arenite (primarily SiO2)
sedimentary
Agate (or Banded Agate)
Agate (a variety of Chalcedony, which is a cryptocrystalline form of Quartz); Chemical Formula: SiO₂ (Silicon Dioxide)
Mineral, specifically a Cryptocrystalline Quartz variety
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
mineral
Emerald
Beryl (Be3Al2Si6O18), specifically the green variety colored by chromium or vanadium
Mineral (Gemstone variety of Beryl)
Red Chalcedony (likely dyed)
Chalcedony (a variety of Quartz), SiO2
Mineral (Cryptocrystalline Quartz)
Sandstone
Arenite (SiO2 based)
sedimentary
Banded Jasper (possibly "Picture Jasper")
Jasper (a microcrystalline variety of Quartz / Silicon Dioxide - SiO2)
Sedimentary rock (specifically a chemical sedimentary rock, or a chert if considered purely mineral aggregate)
Diamond (Rough)
Diamond (Carbon, C)
Mineral
Granite
Granite (a felsic intrusive igneous rock)
Igneous Rock
Red Jasper (beads)
Silicon Dioxide (SiO2) with iron inclusions
Sedimentary Rock
Quartz (likely Jasper or Chert variety)
Quartz (SiO₂)
Mineral
Sandstone (likely with Quartz Veining)
Arenite (primarily SiO2)
sedimentary
Synthetic Wolf Plush (Non-mineral)
Canis lupus similis (Prop material: Polyester & Synthetic fibers)
Synthetic material/Textile
Sandstone (Quartzose Sandstone)
Arenite (primarily SiO2)
sedimentary
Sandstone
Clastic sedimentary rock (primarily SiO2)
sedimentary
Clear Quartz (beads in a bracelet)
Quartz (SiO2)
Mineral
Quartz
Quartz (SiO₂)
Mineral
Quartz
Quartz (SiO2)
Mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Agate (or Chalcedony)
SiO2 (Silicon Dioxide) - a cryptocrystalline variety of quartz
Mineral
Milky Quartz with Chlorite/Mica inclusions
Silicon Dioxide (SiO2) with inclusions
mineral
Milky Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
mineral
Sandstone (Quartzite-rich)
Clastic sedimentary rock (primarily SiO2)
sedimentary
Sandstone
Arenite or Sandstone
Sedimentary Rock
Eclogite
Eclogite (Pyrope garnet and Omphacite pyroxene)
metamorphic
Titanium Aura Quartz (Aura Quartz)
Titanium-coated Silicon Dioxide (SiO2)
mineral
Quartz
Quartz (SiO2, Silicon Dioxide)
Mineral
Sandstone (Quartzite Pebble)
Arenite (SiO2)
sedimentary
Sandstone
Arenite (SiO2 primarily)
sedimentary
Quartzite pebble
Quartzite (SiO2)
metamorphic
Sandstone (Beach Pebble)
Clastic sedimentary rock (primarily Quartz and Feldspar)
sedimentary
Bauxite
Bauxite (Al(OH)3, γ-AlO(OH), and α-AlO(OH))
sedimentary
Chert (or Flint)
Silicon dioxide (SiO2)
sedimentary
Sandstone (likely Ferruginous)
Arenite (SiO2 with iron oxide impurities)
sedimentary
Quartzite
Quartzite (90%+ SiO2)
metamorphic
Serpentinite (Serpentine Rock)
Serpentinite is a rock composed of one or more serpentine group minerals, chiefly antigorite, chrysotile, and lizardite, with the general formula (Mg,Fe)3Si2O5(OH)4. Often includes other minerals like magnetite, talc, and chromite.
Metamorphic Rock
Smoky Quartz
SiO2 (Silicon Dioxide)
Mineral
Halite
Halite (NaCl)
Mineral