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

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

Turquoise (with Hematite)

CuAl6(PO4)4(OH)8·4H2O

Epidote (Epidote (Ca2(Al,Fe)3(SiO4)3(OH))) — mineral

Epidote

Epidote (Ca2(Al,Fe)3(SiO4)3(OH))

Kyanite (Al2SiO5) — mineral

Kyanite

Al2SiO5

Hematite (Hematite (Fe2O3)) — mineral

Hematite

Hematite (Fe2O3)

Agate with Quartz Crystals (Silicon dioxide (SiO2)) — sedimentary

Agate with Quartz Crystals

Silicon dioxide (SiO2)

Garnet (Silicate mineral group (e.g., Almandine, Fe3Al2(SiO4)3)) — mineral

Garnet

Silicate mineral group (e.g., Almandine, Fe3Al2(SiO4)3)

Clear Quartz (SiO2 (Silicon Dioxide)) — gemstone

Clear Quartz

SiO2 (Silicon Dioxide)

Turquoise and Hematite (CuAl6(PO4)4(OH)8·4H2O (Turquoise) and Fe2O3 (Hematite)) — mineral

Turquoise and Hematite

CuAl6(PO4)4(OH)8·4H2O (Turquoise) and Fe2O3 (Hematite)

Chrysocolla (Hydrated copper phyllosilicate, (Cu,Al)2H2Si2O5(5)nH2O) — mineral

Chrysocolla

Hydrated copper phyllosilicate, (Cu,Al)2H2Si2O5(5)nH2O

Blue Apatite (Calcium Fluorophosphate - Ca5(PO4)3F) — mineral

Blue Apatite

Calcium Fluorophosphate - Ca5(PO4)3F

Tumbled orange-brown chalcedony (likely carnelian) (Microcrystalline quartz, SiO₂; carnelian is iron-colored chalcedony) — mineral

Tumbled orange-brown chalcedony (likely carnelian)

Microcrystalline quartz, SiO₂; carnelian is iron-colored chalcedony

Mixed polished stone and mineral collection (Several small, tumbled specimens; individual species cannot be identified reliably from the image) — mineral

Mixed polished stone and mineral collection

Several small, tumbled specimens; individual species cannot be identified reliably from the image

Faceted glass-like gemstone (likely synthetic quartz or cubic zirconia) (Identification uncertain; possibilities include synthetic quartz (SiO₂) or cubic zirconia (ZrO₂)) — gemstone

Faceted glass-like gemstone (likely synthetic quartz or cubic zirconia)

Identification uncertain; possibilities include synthetic quartz (SiO₂) or cubic zirconia (ZrO₂)

Milky Quartz with Tourmaline (Silicon dioxide with schorl, SiO2) — mineral

Milky Quartz with Tourmaline

Silicon dioxide with schorl, SiO2

Green Quartz (Silicon Dioxide (SiO2)) — mineral

Green Quartz

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Tourmaline (Tourmaline Group (Complex Borosilicate)) — mineral

Tourmaline

Tourmaline Group (Complex Borosilicate)

Citrine (Silicon Dioxide (SiO2)) — mineral

Citrine

Silicon Dioxide (SiO2)

Pink Tourmaline (Elbaite (Na(LiAl)3Al6(BO3)3Si6O18(OH)4)) — gemstone

Pink Tourmaline

Elbaite (Na(LiAl)3Al6(BO3)3Si6O18(OH)4)

Chrysocolla ((Cu,Al)2H2Si2O5(OH)4·nH2O) — mineral

Chrysocolla

(Cu,Al)2H2Si2O5(OH)4·nH2O

Amethyst (Quartz (SiO2)) — mineral

Amethyst

Quartz (SiO2)

Imperial Topaz (Aluminum silicate fluoride hydroxide, Al2SiO4(F,OH)2) — mineral

Imperial Topaz

Aluminum silicate fluoride hydroxide, Al2SiO4(F,OH)2

Jasper (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper

Microcrystalline Quartz (SiO2)

Fulgurite (Lechatelierite (silica glass tubes)) — mineral

Fulgurite

Lechatelierite (silica glass tubes)

Lake Superior Agate (SiO2 (Quartz variety)) — gemstone

Lake Superior Agate

SiO2 (Quartz variety)

Carnelian (Silicon dioxide (chalcedony variety), SiO2) — gemstone

Carnelian

Silicon dioxide (chalcedony variety), SiO2

Quartz Druzy (Silicon Dioxide (SiO2)) — mineral

Quartz Druzy

Silicon Dioxide (SiO2)

Jasper (Microcrystalline quartz (SiO2)) — sedimentary

Jasper

Microcrystalline quartz (SiO2)

Watermelon Tourmaline (Elbaite (Tourmaline Group), Na(Al,Li)3Al6(Si6O18)(BO3)3(OH)4) — gemstone

Watermelon Tourmaline

Elbaite (Tourmaline Group), Na(Al,Li)3Al6(Si6O18)(BO3)3(OH)4

Aquamarine (Beryl (Be3Al2(SiO3)6)) — gemstone

Aquamarine

Beryl (Be3Al2(SiO3)6)

Native Silver (Silver (Ag)) — mineral

Native Silver

Silver (Ag)

Polished fire agate (Chalcedony (microcrystalline quartz, SiO₂) with iron-oxide inclusions) — mineral

Polished fire agate

Chalcedony (microcrystalline quartz, SiO₂) with iron-oxide inclusions

Citrine (Heat-treated Amethyst) (Silicon Dioxide (SiO2) with iron impurities) — mineral

Citrine (Heat-treated Amethyst)

Silicon Dioxide (SiO2) with iron impurities

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

Peridot (Olivine)

Olivine ((Mg, Fe)2SiO4)

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

Amethyst Geode

Quartz (Silicon Dioxide, SiO2) with iron impurities

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

Amethyst

Silicon Dioxide (SiO2) with iron impurities

Yellow Quartz (Silicon Dioxide (SiO2)) — mineral

Yellow Quartz

Silicon Dioxide (SiO2)

Emerald (Beryl (Be3Al2(SiO3)6)) — gemstone

Emerald

Beryl (Be3Al2(SiO3)6)

Citrine (Yellow Quartz) (Silicon Dioxide (SiO2)) — mineral

Citrine (Yellow Quartz)

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon dioxide (SiO2)) — Mineral

Smoky Quartz

Silicon dioxide (SiO2)

Herkimer Diamond (Quartz (Silicon Dioxide, SiO2)) — mineral

Herkimer Diamond

Quartz (Silicon Dioxide, SiO2)

Malachite (Copper carbonate hydroxide [Cu2CO3(OH)2]) — mineral

Malachite

Copper carbonate hydroxide [Cu2CO3(OH)2]