Sandstone (Quartzite-rich)
Clastic sedimentary rock (SiO2 primary)
Category
Browse mineral (man made aura treatment) specimens identified by the Rock Identifier community.
Sandstone (Quartzite-rich)
Clastic sedimentary rock (SiO2 primary)
Sandstone
Arenite (primarily SiO2)
Sandstone
Arenite (composed primarily of SiO2)
Sandstone
Arenite (SiO2 with Fe2O3)
Sandstone (Ferruginous)
Arenite (with Goethite/Limonite cement)
Bornite (Peacock Ore)
Bornite (Cu5FeS4)
Picture Jasper
Silicon Dioxide (SiO2) with impurities
Blue Kyanite
Kyanite (Al2SiO5)
Granodiorite
Granodiorite (Intermediate intrusive igneous rock)
Unakite
Unakite (altered granitic rock)
Chert (often called Flint in this variation)
Silicon dioxide (SiO2) - Microcrystalline quartz
Quartz / Chert
Silicon Dioxide (SiO2)
Sandstone (Ferruginous)
Arenite (SiO2 with iron oxide impurities)
Red Sandstone
Arenite (Ferruginous Sandstone)
Jasper (likely Brecciated or Multi-colored)
Jasper (SiO2)
Serpentinite
Serpentinite (composed primarily of Serpentine group minerals, e.g., Antigorite, Lizardite, Chrysotile)
Moss Agate
Silicon Dioxide (SiO2) with mineral inclusions of hornblende or chlorite
Amazonite (or Amazon Stone)
Potassium Feldspar (Microcline), K(AlSi3O8)
Pink Tourmaline (Rubellite) in Lepidolite
Elbaite (Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)4) in Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)
Quartz (specifically Citrine or Iron-stained Quartz)
Silicon Dioxide (SiO2)
Quartz (Variety: Rose Quartz/Smoky Quartz mix)
Silicon Dioxide (SiO2)
Banded Agate (Jasper-Agate)
Silicon Dioxide (SiO₂)
Blue Chalcedony Geode (with Quartz Druzy)
Silicon Dioxide (SiO2) - Microcrystalline variety of Quartz
Emerald in Matrix
Beryl (Be3Al2Si6O18) with Chromium/Vanadium impurities
Milky Quartz
Quartz / Silicon Dioxide (SiO2)
Diamond
Diamond (C)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Rhodolite Garnet
Magnesium Aluminum Silicate; formula: (Mg,Fe)3Al2(SiO4)3
Bornite (Peacock Ore)
Bornite (Cu5FeS4)
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
Cavansite
Cavansite (Ca(VO)Si4O10·4H2O)
Botryoidal Black Chalcedony Geode (Black Grape Agate)
Silicon Dioxide (SiO2) - Microcrystalline Quartz
Dendritic Agate (Tumbled)
Silicon Dioxide (SiO2) with inclusions
Banded Agate / Lace Agate
Agate (Silica/Quartz) - SiO2
Milky Quartz
Silicon Dioxide (SiO2)
Rose Quartz
Silicon Dioxide (SiO2)
Blue Lace Agate (Heat-treated/Crackle Quartz variety)
Silicon Dioxide (SiO2)
Diamond
Diamond (C)
Selenite (Gypsum)
Hydrous calcium sulfate (CaSO4·2H2O)
Selenite (Satin Spar)
Gypsum (CaSO4·2H2O)
Sandstone (Wonderstone)
Silicified Sandstone / Orthoquartzite with Liesegang rings