Rock Identifier

Category

Mineral (Primary Constituent)

Browse mineral (primary constituent) specimens identified by the Rock Identifier community.

Charoite (K(Ca,Na)2Si4O10(OH,F)·H2O) — metamorphic

Charoite

K(Ca,Na)2Si4O10(OH,F)·H2O

Chrysocolla (Hydrated copper silicate (Cu,Al)2H2Si2O5(OH)4·n(H2O)) — mineral

Chrysocolla

Hydrated copper silicate (Cu,Al)2H2Si2O5(OH)4·n(H2O)

Green Aventurine (Silicon dioxide (SiO2) with fuchsite inclusions) — mineral

Green Aventurine

Silicon dioxide (SiO2) with fuchsite inclusions

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

Amethyst

Silicon Dioxide (SiO2) with iron impurities

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

Carnelian

Carnelian (Silicon Dioxide, SiO2)

Septarian Nodule (Septarian Concretion (Calcium Carbonate/Aragonite/Calcite)) — sedimentary

Septarian Nodule

Septarian Concretion (Calcium Carbonate/Aragonite/Calcite)

Amazonite (Potassium aluminum silicate (KAlSi3O8)) — mineral

Amazonite

Potassium aluminum silicate (KAlSi3O8)

Opal (Precious Opal) (Hydrated Silica (SiO2·nH2O)) — mineral

Opal (Precious Opal)

Hydrated Silica (SiO2·nH2O)

Raw Emerald (Beryl (Be3Al2Si6O18 with Chromium/Vanadium impurities)) — mineral

Raw Emerald

Beryl (Be3Al2Si6O18 with Chromium/Vanadium impurities)

Druzy Quartz (Silicon Dioxide (SiO2)) — mineral

Druzy Quartz

Silicon Dioxide (SiO2)

Desert Rose (Gypsum (CaSO4·2H2O) or Barite (BaSO4) inclusions in sand) — mineral

Desert Rose

Gypsum (CaSO4·2H2O) or Barite (BaSO4) inclusions in sand

Flower Agate (Cherry Blossom Agate) (Chalcedony (SiO2) with Opaque Inclusions) — mineral

Flower Agate (Cherry Blossom Agate)

Chalcedony (SiO2) with Opaque Inclusions

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

Chrysocolla

Hydrated copper silicate (Cu,Al)2H2Si2O5(OH)4·nH2O

Red Tiger's Eye (Pseudomorph of Quartz after Crocidolite (SiO2 with Fe2O3 inclusions)) — metamorphic

Red Tiger's Eye

Pseudomorph of Quartz after Crocidolite (SiO2 with Fe2O3 inclusions)

Amazonite (Amazonite (KAlSi3O8)) — mineral

Amazonite

Amazonite (KAlSi3O8)

Rainbow Moonstone with Black Tourmaline (White Labradorite (Feldspar variety, (Na,Ca)(Al,Si)4O8) with Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)) — mineral

Rainbow Moonstone with Black Tourmaline

White Labradorite (Feldspar variety, (Na,Ca)(Al,Si)4O8) with Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)

Anyolite (Ruby in Zoisite) (Zoisite with inclusions of Hornblende and Ruby (Ca2Al3(SiO4)3(OH))) — metamorphic

Anyolite (Ruby in Zoisite)

Zoisite with inclusions of Hornblende and Ruby (Ca2Al3(SiO4)3(OH))

Ethiopian Fire Opal (Hydrated Silica (SiO2·nH2O)) — mineral

Ethiopian Fire Opal

Hydrated Silica (SiO2·nH2O)

Jasper (likely Polychrome or Ocean Jasper) (Silicon Dioxide (SiO2) with impurities) — sedimentary

Jasper (likely Polychrome or Ocean Jasper)

Silicon Dioxide (SiO2) with impurities

Golden Healer Quartz (Silicon Dioxide (SiO2) with limonite/hematite inclusions) — mineral

Golden Healer Quartz

Silicon Dioxide (SiO2) with limonite/hematite inclusions

Aquamarine (Beryl (Be3Al2Si6O18)) — mineral

Aquamarine

Beryl (Be3Al2Si6O18)

Precious Coral (Corallium rubrum (Calcium carbonate with trace carotene)) — Organic gemstone / Sedimentary mineraloid

Precious Coral

Corallium rubrum (Calcium carbonate with trace carotene)

Organic gemstone / Sedimentary mineraloid

Red Jasper (Quartz (SiO2) with iron oxide inclusions) — sedimentary

Red Jasper

Quartz (SiO2) with iron oxide inclusions

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Cream River Jasper (Silicified microcrystalline quartz (SiO2)) — sedimentary

Cream River Jasper

Silicified microcrystalline quartz (SiO2)

Polychrome Jasper (Silicon Dioxide (SiO2) with impurities) — sedimentary

Polychrome Jasper

Silicon Dioxide (SiO2) with impurities

Rose Quartz (Silicon dioxide (SiO2)) — mineral

Rose Quartz

Silicon dioxide (SiO2)

Sandstone (Ferruginous) (Arenite (Fe-oxide cemented)) — sedimentary

Sandstone (Ferruginous)

Arenite (Fe-oxide cemented)

Sandstone (Quartz Sandstone) (Arenite (primarily SiO2)) — sedimentary

Sandstone (Quartz Sandstone)

Arenite (primarily SiO2)

Sandstone (Ferruginous) (Arenite (with Iron Oxide)) — sedimentary

Sandstone (Ferruginous)

Arenite (with Iron Oxide)

Flower Agate (Chalcedony (Silicon Dioxide, SiO2) with Opaque Spherulitic Inclusions) — mineral

Flower Agate

Chalcedony (Silicon Dioxide, SiO2) with Opaque Spherulitic Inclusions

Desert Rose (Gypsum (CaSO4·2H2O) or Barite (BaSO4) with Sand inclusions) — mineral

Desert Rose

Gypsum (CaSO4·2H2O) or Barite (BaSO4) with Sand inclusions

Banded Agate (Sio2 (Silicon Dioxide / Chalcedony variety)) — mineral

Banded Agate

Sio2 (Silicon Dioxide / Chalcedony variety)

Rose Quartz (Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese) — mineral

Rose Quartz

Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese

Red Jasper (Silicon Dioxide (SiO2) - Chalcedony) — mineral

Red Jasper

Silicon Dioxide (SiO2) - Chalcedony

Sandstone (Ferruginous) (Arenite (primarily SiO2 with iron oxide cement)) — sedimentary

Sandstone (Ferruginous)

Arenite (primarily SiO2 with iron oxide cement)

Lapis Lazuli (Lapis Lazuli (Rock containing Lazurite, Na8[AlSi O4]6[S,Cl,SO4,OH]2)) — metamorphic

Lapis Lazuli

Lapis Lazuli (Rock containing Lazurite, Na8[AlSi O4]6[S,Cl,SO4,OH]2)

Megalodon Shark Tooth Fossil (Otodus megalodon) — sedimentary

Megalodon Shark Tooth Fossil

Otodus megalodon

Quartz Geode (Silicon Dioxide (SiO2)) — mineral

Quartz Geode

Silicon Dioxide (SiO2)

Quartz Druze on Matrix (Silicon Dioxide (SiO2)) — mineral

Quartz Druze on Matrix

Silicon Dioxide (SiO2)

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

Amethyst

Amethyst (Silicon Dioxide, SiO2 with Iron impurities)

Blue Apatite (Fluorapatite (Ca5(PO4)3F)) — mineral

Blue Apatite

Fluorapatite (Ca5(PO4)3F)