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

Blue Chalcedony (Cryptocrystalline Quartz (SiO2)) — mineral

Blue Chalcedony

Cryptocrystalline Quartz (SiO2)

Citrine (Silicon dioxide (SiO2)) — mineral

Citrine

Silicon dioxide (SiO2)

Larimar (Pectolite (NaCa2Si3O8(OH))) — mineral

Larimar

Pectolite (NaCa2Si3O8(OH))

Blue Aragonite (Aragonite (Calcium Carbonate, CaCO3)) — mineral

Blue Aragonite

Aragonite (Calcium Carbonate, CaCO3)

Tumbled carnelian (likely orange chalcedony) (Carnelian, a cryptocrystalline variety of quartz; SiO₂, commonly colored by iron oxides) — gemstone

Tumbled carnelian (likely orange chalcedony)

Carnelian, a cryptocrystalline variety of quartz; SiO₂, commonly colored by iron oxides

Rose Quartz and Clear Quartz beads (Quartz (Silicon Dioxide, SiO2)) — mineral

Rose Quartz and Clear Quartz beads

Quartz (Silicon Dioxide, SiO2)

Cubic Zirconia (CZ) Jewelry (Zirconium dioxide (ZrO2)) — mineral (synthetic)

Cubic Zirconia (CZ) Jewelry

Zirconium dioxide (ZrO2)

mineral (synthetic)

Amber (Succinite (fossilized resin, C10H16O)) — mineral

Amber

Succinite (fossilized resin, C10H16O)

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

Green Aventurine

Quartz with fuchsite inclusions (SiO2)

Obsidian (Amorphous volcanic glass (70-75% SiO2)) — igneous

Obsidian

Amorphous volcanic glass (70-75% SiO2)

Carnelian (Silicon Dioxide (Chalcedony variety), SiO2) — mineral

Carnelian

Silicon Dioxide (Chalcedony variety), SiO2

Carnelian (SiO2 (Silicon Dioxide) with Ferric Oxide inclusions) — mineral

Carnelian

SiO2 (Silicon Dioxide) with Ferric Oxide inclusions

Shiva Eye Shell (Operculum) (Calcium Carbonate (Aragonite), CaCO3) — mineral

Shiva Eye Shell (Operculum)

Calcium Carbonate (Aragonite), CaCO3

Carnelian (Carnelian (SiO2)) — mineral

Carnelian

Carnelian (SiO2)

Druzy Quartz on Chert/Chalcedony (Silicon Dioxide (SiO2)) — mineral

Druzy Quartz on Chert/Chalcedony

Silicon Dioxide (SiO2)

Pyrite in Matrix (Iron Sulfide (FeS2)) — mineral

Pyrite in Matrix

Iron Sulfide (FeS2)

Tumbled howlite (probable) (Howlite, Ca₂B₅SiO₉(OH)₅) — mineral

Tumbled howlite (probable)

Howlite, Ca₂B₅SiO₉(OH)₅

Banded Carnelian Agate (Silicon Dioxide (SiO2) - variety of Chalcedony) — mineral

Banded Carnelian Agate

Silicon Dioxide (SiO2) - variety of Chalcedony

Carnelian (Orange Chalcedony) (Silicon Dioxide (SiO2) - variety of Chalcedony) — mineral

Carnelian (Orange Chalcedony)

Silicon Dioxide (SiO2) - variety of Chalcedony

Chalcedony (Yellow Chert / Agate) (Quartz (Silicon Dioxide - SiO2)) — mineral

Chalcedony (Yellow Chert / Agate)

Quartz (Silicon Dioxide - SiO2)

Amazonite (Microcline (variety of Potassium Feldspar), KAlSi3O8) — mineral

Amazonite

Microcline (variety of Potassium Feldspar), KAlSi3O8

Carnelian (Chalcedony) (Silicon Dioxide (SiO2)) — mineral

Carnelian (Chalcedony)

Silicon Dioxide (SiO2)

Green Tourmaline (Elbaite (Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)4)) — mineral

Green Tourmaline

Elbaite (Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)4)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Clear Quartz (Silicon Dioxide (SiO2)) — mineral

Clear Quartz

Silicon Dioxide (SiO2)

White Quartz (Milky Quartz) (Silicon Dioxide (SiO2)) — mineral

White Quartz (Milky Quartz)

Silicon Dioxide (SiO2)

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

Turquoise

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

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)

Pyrite (Iron Pyrites) (Iron Sulfide (FeS2)) — mineral

Pyrite (Iron Pyrites)

Iron Sulfide (FeS2)

Peach Aventurine (Silicon Dioxide (SiO2) with inclusions) — metamorphic

Peach Aventurine

Silicon Dioxide (SiO2) with inclusions

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Amazonite (K(AlSi3O8) - Lead-bearing Microcline (Potassium Feldspar)) — Mineral

Amazonite

K(AlSi3O8) - Lead-bearing Microcline (Potassium Feldspar)

Turquoise and Red Coral (Turquoise: CuAl6(PO4)4(OH)8·4H2O; Red Coral: Corallium rubrum (organic gemstone)) — mineral

Turquoise and Red Coral

Turquoise: CuAl6(PO4)4(OH)8·4H2O; Red Coral: Corallium rubrum (organic gemstone)

Carnelian (SiO2 (Silicon Dioxide), a variety of Chalcedony) — mineral

Carnelian

SiO2 (Silicon Dioxide), a variety of Chalcedony

Rock Crystal Quartz (Silicon Dioxide (SiO2)) — mineral

Rock Crystal Quartz

Silicon Dioxide (SiO2)

Iron Ore (Magnetite-Hematite) (Magnetite (Fe3O4) and Hematite (Fe2O3)) — mineral

Iron Ore (Magnetite-Hematite)

Magnetite (Fe3O4) and Hematite (Fe2O3)

Chrysocolla (Chrysocolla (Cu2–xAlx(H2–xSi2O5)(OH)4·nH2O)) — mineral

Chrysocolla

Chrysocolla (Cu2–xAlx(H2–xSi2O5)(OH)4·nH2O)

Prehnite (Prehnite (Ca2Al(AlSi3O10)(OH)2)) — mineral

Prehnite

Prehnite (Ca2Al(AlSi3O10)(OH)2)

Fossilized Shark Tooth (Elasmobranchii (various species, possibly Carcharias or Odontaspis)) — fossil

Fossilized Shark Tooth

Elasmobranchii (various species, possibly Carcharias or Odontaspis)

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

Turquoise

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

Quartz Vein (Silicon Dioxide (SiO2)) — Mineral

Quartz Vein

Silicon Dioxide (SiO2)

Fluorite (Green Fluorite) (Fluorite (Calcium Fluoride, CaF2)) — mineral

Fluorite (Green Fluorite)

Fluorite (Calcium Fluoride, CaF2)