Sandstone (Ferruginous)
Arenite (with Iron Oxides)
Category
Browse mineral (man made aura treatment) specimens identified by the Rock Identifier community.
Sandstone (Ferruginous)
Arenite (with Iron Oxides)
Sandstone
Arenite (primarily SiO2)
Sandstone (Quartzose Sandstone)
Arenite (SiO2 principal component)
Sandstone (Quartz Sandstone)
Arenite (primarily SiO2)
Sandstone (with Iron Oxide)
Arenite with Limonite/Hematite staining
Red Sandstone
Arenite (with Iron Oxide pigmentation)
Milky Quartz
Silicon Dioxide (SiO2)
Sandstone
Arenite (primarily SiO2 - Silicon Dioxide)
Sandstone
Arenite (Clastic Sedimentary Rock)
Sandstone (Ferruginous)
Arenite (Fe2O3 rich)
Montana Moss Agate
Chalcedony (SiO2) with Manganese/Iron oxide inclusions
Serpentinite
Serpentinite (composed primarily of Serpentine group minerals, Mg3Si2O5(OH)4)
Coral Fossil (Petrified Coral)
Scleractinia (Order) - Calcified Fossil Skeleton (CaCO3)
Dendritic Limestone
Calcite with Manganese Oxide (Manganese Dendrites)
Serpentinite
Serpentinite (composed primarily of mineral group (Mg, Fe, Ni, Al, Zn, Mn)2-3(Si, Al, Fe)2O5(OH)4)
Sandstone (likely Quartzose Sandstone)
Arenite (SiO2 based)
Nephrite Jade (or Serpentine)
Nephrite (a variety of amphibole mineral tremolite-actinolite) or Serpentine Group minerals
Unakite
Epidotized Granite
Tiger's Eye
Pseudomorph of Quartz after Crocidolite (SiO2)
Slag (Industrial Glass)
Anthropogenic Amorphous Vitreous Silicate
Sandstone (Quartzose)
Arenite (SiO2 principal)
Sandstone
Arenite
Sandstone (Weathered Pebble)
Arenite (primarily SiO2)
Sandstone
Arenite (composed primarily of SiO2)
Sandstone
Arenite (composed primarily of Quartz: SiO2)
Carnelian
Chalcedony (Silicon Dioxide, SiO2 with Iron Oxide impurities)
Tanzanite
Blue Zoisite (Ca2Al3(SiO4)(Si2O7)O(OH))
Red Beryl
Bixbite (Be3Al2Si6O18 with Mn3+ ions)
Banded Black Onyx (Chalcedony)
Silicon Dioxide (SiO₂)
Basalt
Basalt (Mafic Extrusive)
Nephrite Jade
Nephrite (Ca2(Mg, Fe)5Si8O22(OH)2)
Quartzite (Milky Quartz pebble)
Silicon Dioxide (SiO2)
Quartz Mica Schist
Mica-Quartz Schist (Chemical: SiO2 + KAl2(AlSi3O10)(OH)2)
Turquoise
Hydrated phosphate of copper and aluminium [CuAl6(PO4)4(OH)8·4H2O]
Ruby (in costume jewelry context)
Corundum (Al2O3) with Chromium impurities
Lepidolite
Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)
Milky Quartz
Quartz (Silicon Dioxide - SiO2)
Ruby
Corundum (Al2O3 with Chromium trace elements)
Turquoise
Hydrated phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)
Pegmatite with Smoky Quartz and Feldspar
Pegmatite (Quartz: SiO2, Feldspar: KAlSi3O8)
Basalt with Garnet inclusions
Basalt containing Nesosilicate (Garnet Group, likely Almandine Fe3Al2Si3O12)
Biotite Schist
Biotite Schist (Rich in K(Mg,Fe)3AlSi3O10(OH)2)