Milky Quartz
Silicon Dioxide (SiO2)
Category
Browse mineral, specifically a variety of quartz specimens identified by the Rock Identifier community.
Milky Quartz
Silicon Dioxide (SiO2)
Milky Quartz
Crystalline Silicon Dioxide (SiO2)
Cloudy Quartz
Silicon Dioxide (SiO2)
Citrine
Silicon Dioxide (SiO2) with iron impurities
Dalmatian Stone
Peralkaline Feldsphathic Igneous Rock
Jasper
Jasper (Silicon Dioxide, SiO2 with iron inclusions)
Citrine
Citrine (Silicon Dioxide, SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Granite
Phaneritic Plutonic Felsic Rock (primarily Quartz (SiO2), Alkali Feldspar, and Plagioclase Feldspar)
Carnelian
SiO2 (Silicon Dioxide) - Translucent reddish-brown variety of Chalcedony
Milky Quartz
Silicon Dioxide (SiO2)
Orgonite Pyramid (containing Amethyst and mixed minerals)
Silicon Dioxide (SiO2) in synthetic resin
Quartz / Chert
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Yellow Aventurine
Quartz (SiO2) with iron-bearing inclusions
Ocean Jasper
Silicon Dioxide (SiO2) - Orbicular Jasper / Chalcedony
Seraphinite
Clinochlore (a variety of the chlorite group)
Geode (Unopened)
Quartz/Chalcedony concretion
Red Tiger's Eye beads
Tiger's Eye (variety of Chalcedony, SiO2)
Moonstone
Adularia (orthoclase feldspar variety)
Milky Quartz
Quartz (Silica / Silicon Dioxide), SiO2
Citrine
Citrine (Silicon Dioxide, SiO2)
Amazonite
Amazonite (KAlSi3O8 - Microcline)
Milky Quartz
Silicon dioxide (SiO2)
Red Jasper (Chert)
Silicon dioxide (SiO2) with iron oxide inclusions
Red Jasper (possibly banded)
Silicon Dioxide (SiO2) with iron oxide inclusions
Chert (Jasper/Flint variety)
Silicon Dioxide (SiO2)
Yellow Jasper
Silicon Dioxide (SiO2) with Iron inclusions
Yellow Jasper
Silicon Dioxide (SiO2) with iron hydroxides (Goethite)
Yellow Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
Pink Granite
Granite (Alkali-feldspar granite)
Pebble
Lithified rock fragment / Sedimentary clast
Sandstone (likely Graywacke or Siltstone variety)
Clastic Sedimentary Rock (SiO2 with assorted mineral fragments)
Amethyst
Silicon Dioxide (SiO2) with iron impurities
Polished multicolored jasper
Jasper, an opaque microcrystalline variety of quartz (SiO₂), likely iron- and manganese-stained chert
Agate (specifically Botswana or Banded Agate variety)
Chalcedony (Silicon Dioxide, SiO2)
Gneiss (specifically Epidote-Quartz Gneiss)
Gneiss containing Epidote (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH)) and Quartz (SiO2)
Chert / Flint
Silicon Dioxide (SiO2)
Yellow Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
Yellow Jasper
Silicon Dioxide (SiO2) with iron inclusions
Yellow Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
Blue Calcite
Calcium Carbonate (CaCO3)