Fancy Jasper
Silicon Dioxide (SiO2) with impurities
mineral
Category
Mineral Like Byproduct
Browse mineral like byproduct specimens identified by the Rock Identifier community.
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Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Schorl (Black Tourmaline)
Sodium Iron Aluminum Borosilicate Hydroxide - NaFe2+3Al6Si6O18(BO3)3(OH)3OH
mineral
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Magnetite Orthorthotropic Rock
Magnetite (Fe3O4)
mineral
Garnet (likely Almandine or Pyrope)
Garnet Group (Fe3Al2Si3O12 or Mg3Al2Si3O12)
mineral
Quartz Sand
Silicon Dioxide (SiO2)
sedimentary
Raw Garnet Fragment
Nesosilicate Group (e.g., Almandine, Fe3Al2(SiO4)3)
mineral
Biotite (Mica)
Biotite (K(Mg,Fe)3AlSi3O10(OH,F)2)
mineral
Mica Schist
Mica Schist (predominantly composed of Muscovite or Biotite silicates)
metamorphic
Granite
Intrusive igneous felsic rock
igneous
Amygdaloidal Basalt
Amygdaloidal Basalt
igneous
Blue Quartz
Silicon Dioxide (SiO2)
mineral
Rose Quartz
Silicon Dioxide (SiO2) with Trace Inclusions
mineral
Zircon
Zircon (Zirconium Silicate - ZrSiO4)
mineral
Rose Quartz
Silicon dioxide (SiO2)
mineral
Olivine (Peridot)
Magnesium Iron Silicate ((Mg, Fe)2SiO4)
mineral
Lepidolite
Lepidolite - K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2
mineral
Lepidolite
Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)
mineral
Green Aventurine
SiO2 (Quartz with Fuchsite inclusions)
mineral
Howlite
Calcium Borosilicate Hydroxide (Ca2B5SiO9(OH)5)
mineral
Chert (Jasper)
Silicon Dioxide (SiO2)
sedimentary
Sand and Gravel (Quartz-rich)
Unconsolidated fluvial/beach sediment (primarily Silica/SiO2)
sedimentary
Chert (Jasper/Flint variety)
Microcrystalline Quartz (SiO2)
sedimentary
Blue Quartz (Dumortierite Quartz / Celestite)
Silicon Dioxide (SiO2) with inclusions
mineral
Botryoidal Hematite (Kidney Ore)
Iron(III) oxide (Fe2O3)
mineral
Rhodonite
Rhodonite (Manganese Iron Magnesium Calcium Silicate - (Mn,Fe,Mg,Ca)SiO3)
mineral
Blue Quartz
Silicon Dioxide (SiO2) with inclusions
mineral
Smoky Quartz
Quartz (Silicon Dioxide), Formula: SiO2
mineral
Red Aventurine
SiO2 (Silicon Dioxide with Hematite/Goethite inclusions)
mineral
Black Onyx and Verdigris Copper Jewelry
Chalcedony (SiO2) with Copper Patina
mineral
Howlite
Calcium borosilicate hydroxide (Ca2B5SiO9(OH)5)
mineral
Garnet
Garnet Group (Silicate mineral); general formula X3Y2(SiO4)3
Mineral
Rose Quartz
Silicon Dioxide (SiO2)
mineral
Pink Lepidolite
Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)
mineral
Amber
Fossilized tree resin (Amorphous organic polymer)
gemstone
Petrified Wood
Silicified Wood (SiO2)
fossil
Gossan (Limonite/Goethite)
Hydrated iron oxides (primarily FeO(OH)·nH2O)
mineral
Quartz (Milky/Yellowish)
Silicon Dioxide (SiO2)
mineral
Quartz Vein with Iron Staining
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Tumbled dark banded stone, possibly indigo gabbro or banded basalt
Indeterminate; likely fine-grained mafic rock composed mainly of plagioclase and pyroxene, with possible amphibole or alteration minerals
igneous