White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Category
Sedimentary Rock (Possibly Conglomerate Or Breccia With A Quartz Vein)
Browse sedimentary rock (possibly conglomerate or breccia with a quartz vein) specimens identified by the Rock Identifier community.
Sandstone (Ferruginous)
Clastic sedimentary rock (primarily SiO2 with Fe2O3 cement)
sedimentary
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Agate Slices and Clear Quartz Points
Agate (SiO2 Chalcedony) and Clear Quartz (SiO2 Crystalline)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Clear Quartz Crystal
Silicon Dioxide (SiO2)
mineral
Quartz Pebble
Silicon Dioxide (SiO2)
mineral
Sandstone (Quartzose)
Arenite (Formula: SiO2 primary, with various cements)
sedimentary
Yellow Quartz (Citrine or Iron-stained Quartz)
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Sandstone (Ferruginous)
Arenite (Fe-rich)
sedimentary
Shale or Siltstone
Sedimentary Clastic Rock (Variable mineral composition including quartz and clay minerals)
sedimentary
Chert (Jasper variety)
Silicon Dioxide (SiO2)
sedimentary
Rough Quartz (with potential Host Rock)
Silicon Dioxide (SiO2)
mineral
Red Chert (Jasper)
Silicon Dioxide (SiO2)
sedimentary
Quartzite River Rock
Quartzite (primarily SiO2)
metamorphic
Amethyst (Quartz)
Amethyst (SiO2 with iron impurities)
mineral
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Sandstone (Quartzose Sandstone)
Arenite (primarily SiO2 with minor Fe2O3)
sedimentary
Pyrite
Iron Sulfide (FeS2)
mineral
Petrified Wood
Silicified Wood (SiO2)
sedimentary
Gold Nugget
Native Gold (Au)
mineral
Amethyst
SiO2 (Silicon Dioxide with Iron impurities)
mineral
Gneiss (Metamorphic Rock)
Gneiss (high-grade regional metamorphic rock)
metamorphic
Red Jasper (Polished)
Silicon Dioxide (SiO2) with Hematite inclusions
sedimentary
Sandstone (Weathered Cobble)
Clastic Sedimentary Rock (primarily SiO2)
sedimentary
Sandstone
Arenite
sedimentary
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Clear Quartz (Rock Crystal)
Silicon Dioxide (SiO2)
mineral
Petrified Wood
Silicified Wood (primarily SiO2)
sedimentary
Chert / Flint
Microcrystalline or Cryptocrystalline Quartz (SiO2)
sedimentary
Sandstone
Clastic Sedimentary Rock (composed mostly of SiO2)
sedimentary
Chalcedony
Silicon dioxide (SiO2) - Cryptocrystalline Quartz
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Red Jasper
Silicon Dioxide (SiO2) with Hematite impurities
sedimentary
Quartz Pebble (with Manganese dendrites/staining)
Silicon Dioxide (SiO2) with Manganese Oxide impurities
mineral
Sandstone (Quartz-rich)
Arenite (SiO2 based clastic rock)
sedimentary
Ferruginous Sandstone (Ironstone)
Arenite with Iron-Oxide Cement (FeO(OH)·nH2O / Fe2O3)
sedimentary
Red Sandstone
Arenite (primarily Quartz with Hematite cement)
sedimentary
Sandstone
Arenicola (comprising mostly Quartz, SiO2)
sedimentary
Druzy Quartz (on Quartzite or Chert)
Silicon Dioxide (SiO2)
mineral
Ferruginous Sandstone (Ironstone)
Clastic Sedimentary Rock (composed of SiO2 with Fe2O3/FeO(OH) cement)
sedimentary