Plagioclase Feldspar
Plagioclase (NaAlSi3O8 - CaAl2Si2O8 series)
Category
Browse mineral with metamorphic or igneous host specimens identified by the Rock Identifier community.
Plagioclase Feldspar
Plagioclase (NaAlSi3O8 - CaAl2Si2O8 series)
Smoky Quartz
Silicon Dioxide (SiO2)
Pyrite
Iron Sulfide (FeS2)
Pyrite (Fool's Gold)
Iron Sulfide (FeS2)
Pyrite
Iron Sulfide (FeS2)
Pyrite
Iron Sulfide (FeS2)
Green Aventurine
Silicon Dioxide (Quartz with Fuchsite inclusions), SiO2
Gneiss
Gneiss
Clear Quartz
Silicon Dioxide (SiO2)
Quartz pebble
Silicon dioxide (SiO2)
Potassium Feldspar
Orthoclase (KAlSi3O8)
Biotite Mica
Biotite (K(Mg,Fe)3AlSi3O10(OH,F)2)
Citrine Quartz
Silicon Dioxide (SiO2) with iron impurities
Milky Quartz
Silicon Dioxide (SiO2)
Pyrite
Iron Sulfide (FeS2)
Smoky Quartz
Smoky Quartz (Silicon Dioxide, SiO2)
Clear Quartz
Silicon Dioxide (SiO2)
Hematite
Iron(III) oxide (Fe2O3)
Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Pyrite
Iron Disulfide (FeS2)
Clear Quartz
Silicon Dioxide (SiO2)
Pyrite
Iron Disulfide (FeS2)
Zircon
Zirconium Silicate (ZrSiO₄)
Citrine Quartz
Silicon Dioxide (SiO2) with iron impurities
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Clear Quartz (or Rock Crystal)
Quartz (SiO₂)
Quartz
Silicon Dioxide (SiO2)
Citrine Quartz
Silicon Dioxide (SiO2)
Garnet (almandine or pyrope variety)
Silicate mineral Group: (Fe, Mg, Mn, Ca)3(Al, Fe, Cr)2(SiO4)3
Smoky Quartz (Rough Specimen)
Silicon Dioxide (SiO2)
Citrine
Citrine (Silicon Dioxide, SiO2)
Clear Quartz
Quartz (Silicon Dioxide, SiO2)
Quartz (Iron-stained)
Silicon Dioxide (SiO2)
Milky Quartz Pebbles
Silicon Dioxide (SiO2)
Sodalite
Sodalite (Na8(Al6Si6O24)Cl2)
Clear Quartz (Rock Crystal)
Quartz (Silicon Dioxide, SiO2)
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
Blue Sapphire
Corundum (Al2O3) with iron and titanium impurities
Magnetite
Iron(II,III) oxide (Fe3O4)
Quartz (specifically Clear Quartz or Rock Crystal)
Silicon Dioxide (SiO2)
Moonstone
Orthoclase Feldspar ((K,Na)AlSi3O8) with Albite
Clear Quartz
Quartz (Silicon Dioxide, SiO2)