Quartz (Smoky/Grey Variety)
Silicon Dioxide (SiO2)
Category
Browse sedimentary rock (possibly conglomerate or breccia with a quartz vein) specimens identified by the Rock Identifier community.
Quartz (Smoky/Grey Variety)
Silicon Dioxide (SiO2)
Quartz (Smoky/Milky variety)
Silicon Dioxide (SiO2)
Rose Quartz with Schist Matrix
Silicon Dioxide (SiO2) with Mica-Schist
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz Pebble
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Sulfur on Quartz
Native Sulfur (S8) with Quartz (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Rose Quartz
Silicon dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Rose Quartz
Rose Quartz (SiO2 with traces of Ti, Fe, or Mn)
Rose Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Pyrite
Iron Sulfide (FeS2)
Milky Quartz
Silicon Dioxide (SiO2)
Rose Quartz
SiO2 (Silicon Dioxide) with traces of titanium, manganese, or iron
Jasper
Jasper (Silicon Dioxide, SiO2)
Gold Nuggests
Native Gold (Au)
Quartz (Iron-Stained)
Silicon Dioxide (SiO2)
Specular Hematite (Iron Ore)
Iron(III) oxide (Fe2O3)
Smoky Quartz with Feldspar
Quartz (SiO2) with Potassium Feldspar (KAlSi3O8)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Pyrite
Iron Sulfide (FeS2)
Milky Quartz with Iron Staining
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Red Jasper
Silicon Dioxide (SiO2) with Hematite impurities
Quartz
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz (Microcrystalline Gravel)
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Amethyst
Silicon Dioxide (SiO2) with iron impurities
Ferruginous Quartz
Silicon Dioxide (SiO2) with Iron Oxide inclusions
Pyrite
Iron Sulfide (FeS2)
Milky Quartz Pebble
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Milky Quartz with Iron Inclusions
Silicon Dioxide (SiO2)
Quartz
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)