Sodalite
Sodium Aluminum Silicate Chloride (Na8(Al6Si6O24)Cl2)
mineral
Category
Gemstone
Browse gemstone specimens identified by the Rock Identifier community.
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Amazonite
Microcline (KAlSi3O8)
mineral
Yellow Agate
Silicon Dioxide (SiO2)
mineral
Quartz (Agate/Chalcedony variety)
Silicon Dioxide (SiO2)
mineral
Ruby (varieties of Corundum)
Aluminum oxide (Al2O3) with Chromium traces
mineral
Carnelian Agate
Sardonyx / Banded Chalcedony (SiO2)
mineral
Quartz (Milky or Iron-stained)
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Quartz (Silicon Dioxide, SiO2)
mineral
Carnelian (Chalcedony)
Silicon Dioxide (SiO2)
mineral
Amber
Succinite (fossilized resin)
mineral
Amazonite
Potassium aluminum silicate (KAlSi3O8)
mineral
Amethyst
Amethyst (Silicon Dioxide, SiO2)
mineral
Sodalite
Sodalite (Na8Al6Si6O24Cl2)
mineral
Unakite
Epidotized Granite
metamorphic
Onyx (Black Onyx)
Onyx (Silicon Dioxide, SiO2)
mineral
Pink Garnet (likely Almandine or Rhodolite)
Garnet Group (Fe3Al2(SiO4)3 to Mg3Al2(SiO4)3)
mineral
Jasper (Yellow/Brown variety)
Silicon Dioxide (SiO2) with iron oxide impurities
sedimentary
Kyanite
Kyanite (Al2SiO5)
mineral
Orthoclase Feldspar
Orthoclase (KAlSi3O8)
mineral
Rough Citrine Quartz
Silicon Dioxide (SiO2) with iron impurities
mineral
Amazonite
Amazonite (KAlSi3O8)
mineral
Red Jasper
Silicon Dioxide (SiO2) with iron oxide inclusions
sedimentary
Sugilite
Sugilite (KNa2(Fe,Mn,Al)2Li3Si12O30)
mineral
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral
Clear Quartz
Silicon Dioxide (SiO2)
mineral
Quartz (Vein Quartz)
Silicon Dioxide (SiO2)
mineral
Lake Superior Agate
Banded Chalcedony (Silicon Dioxide / SiO2)
mineral
Yellow Quartz (Citrine or Iron-stained Quartz)
Silicon Dioxide (SiO2)
mineral
Jasper
Jasper (Silica, SiO2)
sedimentary
Charoite
Charoite, K(Ca,Na)2Si4O10(OH,F)·H2O
metamorphic
Nuummite
Orthoamphibole (Anthophyllite-Gedrite composition)
metamorphic
Amazonite
Potassium Feldspar (Microcline) - K(AlSi3O8)
mineral
Diamond
C (Carbon)
mineral
Quartz (Milky/Common)
Silicon Dioxide (SiO2)
mineral
Orange Calcite (Mexican Onyx)
Calcium Carbonate (CaCO3)
mineral
Citrine or Yellow Quartz
Silicon Dioxide (SiO2) with iron impurities
mineral
Botryoidal Chalcedony
Silicon Dioxide (SiO2)
mineral
Amazonite
KAlSi3O8 (Potassium Aluminum Silicate)
mineral
Yellow Quartz (Chalcedony/Citrine Pebble)
Silicon Dioxide (SiO2)
mineral
Milky Quartz
Silicon Dioxide (SiO2)
mineral