Bumblebee Jasper
Fossiliferous Volcanic Rock (composed of Calcium Carbonate, Manganese Oxides, and Arsenic Sulfides)
Category
Browse sedimentary (microcrystalline quartz) specimens identified by the Rock Identifier community.
Bumblebee Jasper
Fossiliferous Volcanic Rock (composed of Calcium Carbonate, Manganese Oxides, and Arsenic Sulfides)
Dalmatian Jasper
Peralkaline Quartz-Feldspar Rock with Arfvedsonite
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Dyed Agate Geode
Silicon Dioxide (SiO2) with artificial pigment
Green Aventurine
Quartzite (Silicon Dioxide, SiO2 + Fuchsite)
Quartzite
Quartzite (primarily SiO2)
Banded Agate
Silicon Dioxide (SiO2) - Chalcedony variety
Dyed Agate
SiO2 (Silicon Dioxide)
Blue Chalcedony and Picture Jasper Beads
Blue Chalcedony (SiO2), Picture Jasper (SiO2)
Quartz (Clear Quartz)
Silicon Dioxide (SiO2)
Quartzite
Quartzite (SiO2)
Ferruginous Quartz
Silicon Dioxide with Hematite/Limonite inclusions (SiO2 + Fe2O3)
Milky Quartz Pebbles
Silicon Dioxide (SiO2)
Quartz (likely Rose or Milky Quartz)
Silicon Dioxide (SiO2)
Quartzite
Quartzite (SiO2)
Quartzite (Milky Quartz Cobble)
Silicon Dioxide (SiO2)
Quartzite
Quartzite (SiO2)
Que Sera Stone (Llanite)
Rhyolite Porphyry with Blue Quartz and Feldspar
Quartzite
Quartzite (primarily SiO2)
Quartzite
Quartzite (SiO2)
Banded Iron Formation (BIF) / Tiger Iron variety
Banded Iron Formation (composed primarily of Magnetite Fe3O4, Hematite Fe2O3, and Chert/Quartz SiO2)
Native Gold (in earring form)
Gold (Au)
Quartzite (River-worn pebble)
Quartzite (Mainly SiO2)
Quartzite
Metamorphic Quartz (SiO2)
Quartzite Pebble
Quartzite (SiO2)
Quartzite
Quartzite (primarily SiO2)
Quartzite
Quartzite (SiO2)
Quartz
Quartz (SiO2 - Silicon Dioxide)
Milky Quartz
Silicon Dioxide (SiO2)
Banded Agate (Lake Superior Agate type)
Agate (Cryptocrystalline Variety of Quartz, SiO2)
Blue Lace Agate (Polished Point)
Silicon Dioxide (SiO2) - Variety of Chalcedony
Quartzite
Quartzite (primarily SiO2)
Petrified Wood
Silicified Wood (SiO2)
Limonite with Quartz (Gossan)
Hydrated iron(III) oxide-hydroxide mixture (FeO(OH)·nH2O) with Silicon Dioxide (SiO2)
Orbicular Jasper (Ocean Jasper)
Silicon Dioxide (SiO2) with iron and magnesium inclusions
Quartzite
Quartzite (primarily SiO2)
Quartzite with Iron Hydroxide Staining
Quartzite (primarily SiO2) with Limonite/Goethite staining
Quartzite Pebbler
Quartzite (mainly SiO2)
Basalt with Quartz Veins
Mafic Igneous Rock with Quartz (SiO2) intrusions
Yellow Quartzite (Iron-stained)
Quartzite (primarily SiO2 with Fe2O3 staining)
Pink Quartzite
Quartzite (primarily SiO2)
Quartzite Pebble
Quartzite (SiO2)