Rock Identifier

Category

Mineral, Jewelry

Browse mineral, jewelry specimens identified by the Rock Identifier community.

Learn about Mineral, Jewelry in the encyclopedia

Glauconite

Hutcheonite

Halite

Sperrylite

Baddeleyite

Anatase

Brookite

Talc

Euxenite

Eltyubyuite

Buergerite

Dolomite

Black Tourmaline (Schorl) (Schorl (Complex sodium iron aluminum borosilicate)) — mineral

Black Tourmaline (Schorl)

Schorl (Complex sodium iron aluminum borosilicate)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Opal (Hydrated amorphous silica (SiO2·nH2O)) — mineral

Opal

Hydrated amorphous silica (SiO2·nH2O)

Peacock Ore (Bornite (Cu5FeS4) with surface tarnish) — mineral

Peacock Ore

Bornite (Cu5FeS4) with surface tarnish

Petrified Wood (Silicified Wood (SiO2)) — fossil

Petrified Wood

Silicified Wood (SiO2)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Citrine Quartz (Heat-Treated Amethyst) (Silicon Dioxide (SiO2)) — mineral

Citrine Quartz (Heat-Treated Amethyst)

Silicon Dioxide (SiO2)

Clear Quartz (Silicon Dioxide (SiO2)) — mineral

Clear Quartz

Silicon Dioxide (SiO2)

Amethyst (Quartz (Silicon Dioxide with Iron impurities), SiO2) — mineral

Amethyst

Quartz (Silicon Dioxide with Iron impurities), SiO2

Fulgurite (Fulgurite (Lechatelierite)) — metamorphic

Fulgurite

Fulgurite (Lechatelierite)

Ruby (Raw Corundum) (Alumina (Al2O3) with Chromium traces) — gemstone

Ruby (Raw Corundum)

Alumina (Al2O3) with Chromium traces

Amethyst (Silicon Dioxide (SiO2) with trace amounts of Iron (Fe3+)) — mineral

Amethyst

Silicon Dioxide (SiO2) with trace amounts of Iron (Fe3+)

Amethyst (Silicon Dioxide (SiO2) with iron impurities) — mineral

Amethyst

Silicon Dioxide (SiO2) with iron impurities

Imperial Topaz (Aluminum Silicate Fluoride Hydroxide Al2SiO4(F,OH)2) — mineral

Imperial Topaz

Aluminum Silicate Fluoride Hydroxide Al2SiO4(F,OH)2

Epidote (Epidote (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))) — metamorphic

Epidote

Epidote (Ca2(Al2,Fe3+)(SiO4)(Si2O7)O(OH))

Amethyst (Silicon dioxide (SiO2) with iron impurities) — mineral

Amethyst

Silicon dioxide (SiO2) with iron impurities

Petrified Wood (Silicified Wood (primarily Quartz/SiO2)) — fossil

Petrified Wood

Silicified Wood (primarily Quartz/SiO2)

Amethyst Quartz (SiO2 (Silicon Dioxide with Iron impurities)) — mineral

Amethyst Quartz

SiO2 (Silicon Dioxide with Iron impurities)

Amazonite (Potassium Feldspar (Microcline), K(AlSi3O8)) — mineral

Amazonite

Potassium Feldspar (Microcline), K(AlSi3O8)

Amethyst (Amethyst (Silicon Dioxide, SiO2 + Fe4+)) — mineral

Amethyst

Amethyst (Silicon Dioxide, SiO2 + Fe4+)

Amazonite (Amazonite (KAlSi3O8)) — mineral

Amazonite

Amazonite (KAlSi3O8)

Desert Rose (Gypsum (CaSO4·2H2O) or Barite (BaSO4) rosette) — mineral

Desert Rose

Gypsum (CaSO4·2H2O) or Barite (BaSO4) rosette

Rainbow Moonstone (White Labradorite (Plagioclase Feldspar), (Na,Ca)(Al,Si)4O8) — mineral

Rainbow Moonstone

White Labradorite (Plagioclase Feldspar), (Na,Ca)(Al,Si)4O8

Amazonite (Tectosilicate Microcline (KAlSi3O8)) — mineral

Amazonite

Tectosilicate Microcline (KAlSi3O8)

Gold-bearing Quartz (Auriferous Quartz) (Quartz (SiO2) with native Gold (Au) inclusions) — mineral

Gold-bearing Quartz (Auriferous Quartz)

Quartz (SiO2) with native Gold (Au) inclusions

Yooperlite (Fluorescent Sodalite-bearing Syenite) (Sodalite-rich Syenite) — igneous

Yooperlite (Fluorescent Sodalite-bearing Syenite)

Sodalite-rich Syenite

Quartz Druzy (Geode Fragment) (Silicon Dioxide (SiO2)) — mineral

Quartz Druzy (Geode Fragment)

Silicon Dioxide (SiO2)

Amethyst (Quartz (SiO2) with iron impurities) — mineral

Amethyst

Quartz (SiO2) with iron impurities

Amazonite (K(AlSi3O8) - Microcline) — mineral

Amazonite

K(AlSi3O8) - Microcline

Blue Quartz (Dumortierite Quartz) (SiO2 containing inclusions of Dumortierite [Al7(BO3)(SiO4)3O3]) — metamorphic

Blue Quartz (Dumortierite Quartz)

SiO2 containing inclusions of Dumortierite [Al7(BO3)(SiO4)3O3]

Blue Chalcedony (Silicon Dioxide (SiO2)) — mineral

Blue Chalcedony

Silicon Dioxide (SiO2)

Amazonite (Potassium Feldspar (KAlSi3O8)) — mineral

Amazonite

Potassium Feldspar (KAlSi3O8)

Leopard Skin Jasper (Orbicular Jasper (Silicon Dioxide, SiO2)) — sedimentary

Leopard Skin Jasper

Orbicular Jasper (Silicon Dioxide, SiO2)

Citrine Quartz (Silicon Dioxide (SiO2) with iron impurities) — mineral

Citrine Quartz

Silicon Dioxide (SiO2) with iron impurities

Emerald in Matrix (Beryl (Be3Al2Si6O18) with Chromium impurities) — mineral

Emerald in Matrix

Beryl (Be3Al2Si6O18) with Chromium impurities

Quartz (Druzy) (Silicon Dioxide (SiO2)) — mineral

Quartz (Druzy)

Silicon Dioxide (SiO2)

Aquamarine (Beryl (Be3Al2Si6O18)) — mineral

Aquamarine

Beryl (Be3Al2Si6O18)

Amethyst (Raw Quartz) (Silicon Dioxide (SiO2) with iron impurities) — mineral

Amethyst (Raw Quartz)

Silicon Dioxide (SiO2) with iron impurities

Rutilated Quartz (Rutile in Quartz (SiO2 with TiO2 inclusions)) — mineral

Rutilated Quartz

Rutile in Quartz (SiO2 with TiO2 inclusions)

Citrine Quartz (Silicon Dioxide (SiO2)) — mineral

Citrine Quartz

Silicon Dioxide (SiO2)

Citrine Quartz (Silicon Dioxide (SiO2)) — mineral

Citrine Quartz

Silicon Dioxide (SiO2)

Citrine Quartz (Silicon Dioxide (SiO2)) — mineral

Citrine Quartz

Silicon Dioxide (SiO2)