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

Amethyst (Amethyst (Silicon Dioxide - SiO2)) — mineral

Amethyst

Amethyst (Silicon Dioxide - SiO2)

Clear Quartz (Rock Crystal) (Crystalline Silicon Dioxide (SiO2)) — gemstone

Clear Quartz (Rock Crystal)

Crystalline Silicon Dioxide (SiO2)

Green Fluorite (Calcium Fluoride (CaF2)) — mineral

Green Fluorite

Calcium Fluoride (CaF2)

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

Labradorite

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

Amethyst (Rose Quartz type) (SiO2 (Silicon Dioxide)) — mineral

Amethyst (Rose Quartz type)

SiO2 (Silicon Dioxide)

Carnelian (Silicon dioxide (SiO2) with Iron Oxide impurities) — mineral

Carnelian

Silicon dioxide (SiO2) with Iron Oxide impurities

Carnelian (Silicon dioxide / Chalcedony (SiO2)) — mineral

Carnelian

Silicon dioxide / Chalcedony (SiO2)

Labradorite (Labradorite ((Ca, Na)(Al, Si)4O8)) — mineral

Labradorite

Labradorite ((Ca, Na)(Al, Si)4O8)

Goldstone (Avventurina (Cu + SiO2 glass)) — mineral

Goldstone

Avventurina (Cu + SiO2 glass)

Leopard Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Leopard Jasper

Microcrystalline Quartz (SiO2)

Tree Agate (Chalcedony (SiO2)) — gemstone

Tree Agate

Chalcedony (SiO2)

Prehnite on Basalt (Prehnite - Ca2Al(AlSi3O10)(OH)2) — mineral

Prehnite on Basalt

Prehnite - Ca2Al(AlSi3O10)(OH)2

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

Amethyst

Silicon Dioxide (SiO2) with iron impurities

Turquoise (Hydrated copper and aluminum phosphate (CuAl6(PO4)4(OH)8·4H2O)) — mineral

Turquoise

Hydrated copper and aluminum phosphate (CuAl6(PO4)4(OH)8·4H2O)

Blue Lace Agate (Microcrystalline Quartz (Chalcedony), SiO2) — mineral

Blue Lace Agate

Microcrystalline Quartz (Chalcedony), SiO2

Chrysoprase (Nickel-bearing Chalcedony (SiO2 with inclusions of Ni-compounds like kerolite or pimelite)) — mineral

Chrysoprase

Nickel-bearing Chalcedony (SiO2 with inclusions of Ni-compounds like kerolite or pimelite)

Blue Chalcedony (Chalcedony (SiO2)) — mineral

Blue Chalcedony

Chalcedony (SiO2)

Garnet (likely Almandine or Pyrope) (Garnet Group, Nesosilicates (Complex chemistry, e.g., Almandine: Fe3Al2Si3O12)) — mineral

Garnet (likely Almandine or Pyrope)

Garnet Group, Nesosilicates (Complex chemistry, e.g., Almandine: Fe3Al2Si3O12)

White Agate (resembling Bone Chalcedony) (Cryptocrystalline Quartz (SiO2)) — mineral

White Agate (resembling Bone Chalcedony)

Cryptocrystalline Quartz (SiO2)

Turquoise (Hydrated phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)) — mineral

Turquoise

Hydrated phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)

Amber (Succinite (fossilized tree resin)) — mineral

Amber

Succinite (fossilized tree resin)

Quartz Druzy on Matrix (SiO2) — mineral

Quartz Druzy on Matrix

SiO2

Botryoidal Hematite (Iron Stone Conglomerate) (Hematite (Fe2O3) in sedimentary matrix) — sedimentary

Botryoidal Hematite (Iron Stone Conglomerate)

Hematite (Fe2O3) in sedimentary matrix

Turquoise (CuAl6(PO4)4(OH)8·4H2O) — mineral

Turquoise

CuAl6(PO4)4(OH)8·4H2O

Chrysocolla (Hydrated copper phyllosilicate, Cu2-xAlx(H2-xSi2O5)(OH)4·n(H2O)) — mineral

Chrysocolla

Hydrated copper phyllosilicate, Cu2-xAlx(H2-xSi2O5)(OH)4·n(H2O)

Yellow Agate (Banded Chalcedony) (Silicon Dioxide (SiO2)) — sedimentary

Yellow Agate (Banded Chalcedony)

Silicon Dioxide (SiO2)

Calcite (Calcite (Mineral, Calcium Carbonate - CaCO3)) — Mineral

Calcite

Calcite (Mineral, Calcium Carbonate - CaCO3)

Peridot (Olivine) (Olivine, (Mg,Fe)2SiO4) — Mineral

Peridot (Olivine)

Olivine, (Mg,Fe)2SiO4

Polished Agate (Yellow/Grey Agate Pendant) (Silicon Dioxide (SiO2)) — mineral

Polished Agate (Yellow/Grey Agate Pendant)

Silicon Dioxide (SiO2)

Aura Quartz (Titanium or Angel Aura coated) (Silicon Dioxide (SiO2) with metallic vapor coating) — mineral

Aura Quartz (Titanium or Angel Aura coated)

Silicon Dioxide (SiO2) with metallic vapor coating

Brecciated Agate / Jasper (Silicon Dioxide (SiO2) with iron oxide inclusions) — mineral

Brecciated Agate / Jasper

Silicon Dioxide (SiO2) with iron oxide inclusions

Bumblebee Jasper (Anhydrite-Aragonite mixture with Orpiment and Realgar) — mineraloid

Bumblebee Jasper

Anhydrite-Aragonite mixture with Orpiment and Realgar

Amazonite (K(AlSi3O8) - Potassium Aluminum Silicate (Lead-bearing Microcline)) — mineral

Amazonite

K(AlSi3O8) - Potassium Aluminum Silicate (Lead-bearing Microcline)

Tourmaline (Schorl (Complex boron silicate, NaFe3Al6(Si6O18)(BO3)3(OH)4)) — mineral

Tourmaline

Schorl (Complex boron silicate, NaFe3Al6(Si6O18)(BO3)3(OH)4)

Tumbled Quartz (Silicon Dioxide (SiO2)) — mineral

Tumbled Quartz

Silicon Dioxide (SiO2)

Rhodonite ((Mn,Fe,Mg,Ca)SiO3) — mineral

Rhodonite

(Mn,Fe,Mg,Ca)SiO3

Turquoise (possible Dyed Howlite or Magnesite imitation) (CuAl6(PO4)4(OH)8·4H2O (Turquoise)) — mineral

Turquoise (possible Dyed Howlite or Magnesite imitation)

CuAl6(PO4)4(OH)8·4H2O (Turquoise)

Turquoise (CuAl6(PO4)4(OH)8·4H2O (Hydrated copper and aluminum phosphate)) — mineral

Turquoise

CuAl6(PO4)4(OH)8·4H2O (Hydrated copper and aluminum phosphate)

Turquoise (Hydrate phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)) — mineral

Turquoise

Hydrate phosphate of copper and aluminium (CuAl6(PO4)4(OH)8·4H2O)

Amazonite (with smoky quartz/red jasper inclusions) (Tectosilicate - Microcline Feldspar (KAlSi3O8)) — Mineral

Amazonite (with smoky quartz/red jasper inclusions)

Tectosilicate - Microcline Feldspar (KAlSi3O8)

Green Aventurine (Quartz with Fuchsite inclusions (SiO2)) — mineral

Green Aventurine

Quartz with Fuchsite inclusions (SiO2)

Pyrite (Iron Disulfide (FeS2)) — mineral

Pyrite

Iron Disulfide (FeS2)