Rock Identifier

Category

Metamorphic Rock (For Nephrite And Some Jadeite); Mineral (For Jadeite)

Browse metamorphic rock (for nephrite and some jadeite); mineral (for jadeite) specimens identified by the Rock Identifier community.

Learn about Metamorphic Rock (For Nephrite And Some Jadeite); Mineral (For Jadeite) in the encyclopedia

Jadeite

Calc-Silicate Rock

Calc-Silicate Rock

Green Jade

Jade

Nephrite

Metabasalt

Schist

Metagabbro

Granulite

Serpentinite

Gneiss

Asphalt Rock

Gabbro (Gabbro) — igneous

Gabbro

Gabbro

Pink Stained Rock (Likely Quartzite or Sandstone with Iron Oxide Staining) (Quartzite (metamorphic) or Sandstone (sedimentary); coloration likely due to hematite or other iron oxides.) — Metamorphic or Sedimentary (with staining)

Pink Stained Rock (Likely Quartzite or Sandstone with Iron Oxide Staining)

Quartzite (metamorphic) or Sandstone (sedimentary); coloration likely due to hematite or other iron oxides.

Metamorphic or Sedimentary (with staining)

Black Tourmaline (Schorl) (Schorl (Na(Fe^2+)3Al6(Si6O18)(BO3)3)(OH)3(OH))) — mineral

Black Tourmaline (Schorl)

Schorl (Na(Fe^2+)3Al6(Si6O18)(BO3)3)(OH)3(OH))

Green Quartzite (Aventurine-like) (Quartzite (primarily SiO2 with trace Fuchsite mica inclusions)) — metamorphic

Green Quartzite (Aventurine-like)

Quartzite (primarily SiO2 with trace Fuchsite mica inclusions)

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

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Sodalite (Na8(Al6Si6O24)Cl2) — mineral

Sodalite

Na8(Al6Si6O24)Cl2

Conglomerate (Conglomerate) — sedimentary

Conglomerate

Conglomerate

Smoky Quartz (SiO2 (Silicon Dioxide)) — Mineral

Smoky Quartz

SiO2 (Silicon Dioxide)

Sandstone with Iron Oxide Coating (Arenite (SiO2 with Fe2O3 impurities)) — sedimentary

Sandstone with Iron Oxide Coating

Arenite (SiO2 with Fe2O3 impurities)

Likely weathered gneiss (Foliated metamorphic rock, commonly quartz–feldspar–mica gneiss) — metamorphic

Likely weathered gneiss

Foliated metamorphic rock, commonly quartz–feldspar–mica gneiss

Mixed Gemstone Beaded Jewelry (Various minerals (e.g., Quartz varieties like Rose Quartz, Amethyst; Peridot; Garnet; etc.)) — Mineral

Mixed Gemstone Beaded Jewelry

Various minerals (e.g., Quartz varieties like Rose Quartz, Amethyst; Peridot; Garnet; etc.)

Gneiss (Gneiss) — metamorphic

Gneiss

Gneiss

Quartz Geode (Silicon Dioxide (SiO2) in Calcareous or Siliceous Matrix) — mineral

Quartz Geode

Silicon Dioxide (SiO2) in Calcareous or Siliceous Matrix

Sandstone (Arenite (composed primarily of SiO2)) — sedimentary

Sandstone

Arenite (composed primarily of SiO2)

Fuchsite (K(Al,Cr)2(AlSi3)O10(OH)2) — mineral

Fuchsite

K(Al,Cr)2(AlSi3)O10(OH)2

Yellow Calcite (Calcium Carbonate (CaCO3)) — mineral

Yellow Calcite

Calcium Carbonate (CaCO3)

Sandstone (Arenite (Clastic Sedimentary Rock)) — sedimentary

Sandstone

Arenite (Clastic Sedimentary Rock)

Fossil Shark Tooth (Chondrichthyes tooth fossil) — fossil

Fossil Shark Tooth

Chondrichthyes tooth fossil

Petrified Wood (Agatized/Silicified Wood) (Silicified Wood (SiO2 - Silicon Dioxide)) — metamorphic

Petrified Wood (Agatized/Silicified Wood)

Silicified Wood (SiO2 - Silicon Dioxide)

Quartzite (Quartzite (High-purity SiO2)) — metamorphic

Quartzite

Quartzite (High-purity SiO2)

Quartz in Greenstone (Metamorphic rock with quartz vein (SiO2 / mixed silicates)) — metamorphic

Quartz in Greenstone

Metamorphic rock with quartz vein (SiO2 / mixed silicates)

Gabbro (Phaneritic Mafic Igneous Rock) — igneous

Gabbro

Phaneritic Mafic Igneous Rock

Magnetite (Iron Ore) (Magnetite (Fe3O4)) — mineral

Magnetite (Iron Ore)

Magnetite (Fe3O4)

Quartz Geode (Crystalline Silicon Dioxide (SiO2) within a nodule) — sedimentary

Quartz Geode

Crystalline Silicon Dioxide (SiO2) within a nodule

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

Agate

Silicon Dioxide (SiO2) - variety of Chalcedony

Smoky Quartz (with Druzy/Polished Edge) (Smoky Quartz (Silicon Dioxide, SiO2)) — mineral

Smoky Quartz (with Druzy/Polished Edge)

Smoky Quartz (Silicon Dioxide, SiO2)

Sandstone Concretion (Sandstone (Sedimentary Rock) with silica or calcite cement) — sedimentary

Sandstone Concretion

Sandstone (Sedimentary Rock) with silica or calcite cement

Sandstone Concretion (Clastic sedimentary rock (primarily Quartz SiO2)) — sedimentary

Sandstone Concretion

Clastic sedimentary rock (primarily Quartz SiO2)

Weathered basalt (possibly vesicular basalt) (Basalt; predominantly plagioclase, pyroxene, and commonly olivine) — igneous

Weathered basalt (possibly vesicular basalt)

Basalt; predominantly plagioclase, pyroxene, and commonly olivine

Hypersthene ((Mg,Fe)SiO3 - Enstatite-Ferrosilite series) — mineral

Hypersthene

(Mg,Fe)SiO3 - Enstatite-Ferrosilite series

Sulfur (in host rock) (Native Sulfur (S8)) — mineral

Sulfur (in host rock)

Native Sulfur (S8)

Tiger's Eye (Rough) (Pseudomorph of Quartz after Crocidolite (SiO2)) — mineral

Tiger's Eye (Rough)

Pseudomorph of Quartz after Crocidolite (SiO2)

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

Clear Quartz (Rock Crystal)

Silicon Dioxide (SiO2)

Agate (Grey Agate Slice) (Microcrystalline Quartz (SiO2)) — mineral

Agate (Grey Agate Slice)

Microcrystalline Quartz (SiO2)

Granite (Granite (Phaneritic Igneous Rock)) — igneous

Granite

Granite (Phaneritic Igneous Rock)

Green Apophyllite and Stilbite on Quartz Cluster (Apophyllite-(K) (KCa4(Si8O20)(F,OH)·8H2O), Stilbite-Ca (NaCa4(Si27Al9)O72·28H2O), Quartz (SiO2)) — Mineral

Green Apophyllite and Stilbite on Quartz Cluster

Apophyllite-(K) (KCa4(Si8O20)(F,OH)·8H2O), Stilbite-Ca (NaCa4(Si27Al9)O72·28H2O), Quartz (SiO2)

Granite (Phaneritic Felsic Igneous Rock) — igneous

Granite

Phaneritic Felsic Igneous Rock

Magnetite (Magnetite (Fe3O4)) — Mineral

Magnetite

Magnetite (Fe3O4)

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

Agate

Agate (Silicon Dioxide - SiO2)

Schist (Mica Schist) — metamorphic

Schist

Mica Schist

Ruby (Corundum (Al2O3:Cr)) — mineral

Ruby

Corundum (Al2O3:Cr)

Gneiss (Gneiss) — metamorphic

Gneiss

Gneiss