Quartz (Milky/Smoky variety)
Silicon Dioxide (SiO2)
Category
Browse mineral, variety of quartz specimens identified by the Rock Identifier community.
Quartz (Milky/Smoky variety)
Silicon Dioxide (SiO2)
Smoky Quartz
Silicon Dioxide (SiO2)
Chalcedony (Agate Nodule)
Silicon Dioxide (SiO2)
Amethyst (Chevron or Banded variety)
Silicon Dioxide (SiO2) with iron impurities
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of Titanium, Iron, or Manganese
Rose Quartz with Hematite inclusions
Crystalline Silicon Dioxide (SiO2)
Quartz (Milky/Crystalline variety)
Silicon Dioxide (SiO2)
White Quartz
Quartz (Silicon Dioxide, SiO2)
Milky quartz
Quartz (silicon dioxide, SiO₂)
Quartz
Silicon Dioxide (SiO2)
Carnelian
Carnelian (a variety of Chalcedony, SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Rose Quartz
Silicon Dioxide (SiO2) with traces of titanium, iron, or manganese
Clear Quartz
Silicon Dioxide (SiO2)
Black Tourmaline
Schorl (Sodium Iron Aluminum Borosilicate Hydroxide)
Geode (Unopened)
Siliceous Septarian Concretion / Geode (SiO2)
Milky Quartz
Quartz (SiO2)
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Amethyst
SiO2 (Silicon Dioxide)
Granite (Giallo Ornamental / Venetian Gold)
Granite (composed mainly of Quartz, Feldspar, Biotite, and Garnet)
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Quartz Pebble (Chalcedony/Agate variety)
Silicon Dioxide (SiO2)
Citrine Quartz Cluster
Silicon Dioxide (SiO2)
Amethyst
SiO2 (Silicon Dioxide)
Orthoclase Feldspar with Quartz
Orthoclase (KAlSi3O8)
Chert
Microcrystalline Quartz (SiO2)
Chert
Microcrystalline Quartz (SiO2)
Iron-stained Quartz / Chalcedony Pebble
Silicon Dioxide (SiO2) with Iron Oxide inclusions
Rose Quartz
Silicon Dioxide (SiO2)
Rose Quartz
Silicon Dioxide (SiO2)
Rose Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Quartz (Silicon Dioxide, SiO2)
Quartz (likely Rose Quartz or Milky Quartz based on color)
Quartz (SiO2 - Silicon Dioxide)
Rose Quartz
Rose Quartz (SiO2 with traces of Ti, Fe, or Mn)
Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
Polished brown jasper (likely ocean or brecciated jasper)
Microcrystalline quartz/chalcedony, SiO₂, colored mainly by iron oxides
Onyx
Onyx (a variety of Chalcedony, SiO₂)
Milky Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
Citrine Quartz
Macrocrystalline Quartz (SiO2)
White Quartz Pebble
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Rose Quartz
Silicon dioxide (SiO2) with trace amounts of titanium, iron, or manganese