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

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Sandstone (Quartzose) (Clastic sedimentary rock (primarily SiO2)) — sedimentary

Sandstone (Quartzose)

Clastic sedimentary rock (primarily SiO2)

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

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Sandstone (Arenite (SiO2 principal component)) — sedimentary

Sandstone

Arenite (SiO2 principal component)

Red Sandstone (Arenite (primarily Quartz with Hematite cement)) — sedimentary

Red Sandstone

Arenite (primarily Quartz with Hematite cement)

Sandstone (Stream-rounded Cobble) (Arenite (composed primarily of SiO2, Silica)) — sedimentary

Sandstone (Stream-rounded Cobble)

Arenite (composed primarily of SiO2, Silica)

Chert with Quartz Druzy (Microcrystalline Quartz (SiO2) with Drusy Quartz Coating) — sedimentary

Chert with Quartz Druzy

Microcrystalline Quartz (SiO2) with Drusy Quartz Coating

Granite (Phaneritic Igneous Rock (primarily Quartz, Feldspar, and Mica)) — igneous

Granite

Phaneritic Igneous Rock (primarily Quartz, Feldspar, and Mica)

Purple Garnet (Magnesium Aluminum Silicate (Pyrope-Almandine series) Mg3Al2(SiO4)3) — gemstone

Purple Garnet

Magnesium Aluminum Silicate (Pyrope-Almandine series) Mg3Al2(SiO4)3

Pink Granite (Granite (Felsic Plutonic Igneous Rock)) — igneous

Pink Granite

Granite (Felsic Plutonic Igneous Rock)

Blue Agate Geode Slice (Silicon Dioxide (SiO2) - Chalcedony variety) — mineral

Blue Agate Geode Slice

Silicon Dioxide (SiO2) - Chalcedony variety

Blue Dumortierite Quartz (Dumortierite in Quartz (AlAl6BSi3O12(O,OH)3)) — mineral

Blue Dumortierite Quartz

Dumortierite in Quartz (AlAl6BSi3O12(O,OH)3)

Sodalite (Sodalite (Na8(Al6Si6O24)Cl2)) — mineral

Sodalite

Sodalite (Na8(Al6Si6O24)Cl2)

Smoky Quartz (with inclusions) (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz (with inclusions)

Silicon Dioxide (SiO2)

Sandstone (Sandstone (SiO2 predominant)) — sedimentary

Sandstone

Sandstone (SiO2 predominant)

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

Amazonite

KAlSi3O8 (Potassium Feldspar, variety of Microcline)

Limonite Concretion (Goethite/Limonite (FeO(OH)·nH2O)) — sedimentary

Limonite Concretion

Goethite/Limonite (FeO(OH)·nH2O)

Sandstone with Iron Staining (Clastic sedimentary rock (primarily SiO2 with Fe2O3)) — sedimentary

Sandstone with Iron Staining

Clastic sedimentary rock (primarily SiO2 with Fe2O3)

Agate Geode (Silicon Dioxide (SiO2) - Variety Agate with Quartz crystal center) — mineral

Agate Geode

Silicon Dioxide (SiO2) - Variety Agate with Quartz crystal center

Concretion (Septarian Concretion (Clay-Ironstone Nodules)) — sedimentary

Concretion

Septarian Concretion (Clay-Ironstone Nodules)

Ruby (Raw Corundum) (Corundum (Al2O3:Cr)) — mineral

Ruby (Raw Corundum)

Corundum (Al2O3:Cr)

Pyrite (Iron Sulfide (FeS2)) — mineral

Pyrite

Iron Sulfide (FeS2)

Quartz (Milky/Smoky variety on matrix) (Silicon Dioxide (SiO2)) — mineral

Quartz (Milky/Smoky variety on matrix)

Silicon Dioxide (SiO2)

Concretion (Calcareous or ferruginous concretion) — sedimentary

Concretion

Calcareous or ferruginous concretion

Red Garnet (Pyrope or Almandine) (Magnesium aluminum silicate (Mg3Al2(SiO4)3) or Iron aluminum silicate (Fe3Al2(SiO4)3)) — mineral

Red Garnet (Pyrope or Almandine)

Magnesium aluminum silicate (Mg3Al2(SiO4)3) or Iron aluminum silicate (Fe3Al2(SiO4)3)

Rhodonite (Rhodonite (MnSiO3)) — Mineral

Rhodonite

Rhodonite (MnSiO3)

Gneiss (Gneiss) — metamorphic

Gneiss

Gneiss

Mica-rich metamorphic rock, likely schist (Muscovite–biotite schist, possibly with quartz and feldspar) — metamorphic

Mica-rich metamorphic rock, likely schist

Muscovite–biotite schist, possibly with quartz and feldspar

Fossilized Oyster Shell (Exogyra or Ostrea (Gryphaeidae/Ostreidae family)) — fossil

Fossilized Oyster Shell

Exogyra or Ostrea (Gryphaeidae/Ostreidae family)

Sandstone (Sedimentary Rock (Quartz arenite)) — sedimentary

Sandstone

Sedimentary Rock (Quartz arenite)

Gneiss (Banded Gneiss) (Gneiss) — metamorphic

Gneiss (Banded Gneiss)

Gneiss

Garnet-Mica Schist (Garnetiferous Porphyroblastic Schist) — metamorphic

Garnet-Mica Schist

Garnetiferous Porphyroblastic Schist

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

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

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

Herkimer Diamond

Quartz (Silicon Dioxide, SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Smoky Quartz (Silicon Dioxide (SiO2)) — mineral

Smoky Quartz

Silicon Dioxide (SiO2)

Green Tourmaline (Elbaite (Na(Li,Al)3Al6(BO3)3Si6O18(OH)4)) — mineral

Green Tourmaline

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

Geode or Concretion (Silica-based Concretion / Quartz Geode) — sedimentary

Geode or Concretion

Silica-based Concretion / Quartz Geode

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

Sandstone (Ferruginous)

Arenite (with Iron Oxide cement)

Banded Gneiss (Gneiss (pronounced 'nice')) — metamorphic

Banded Gneiss

Gneiss (pronounced 'nice')

Ferruginous Sandstone (Iron-rich Clastic Sedimentary Rock) — sedimentary

Ferruginous Sandstone

Iron-rich Clastic Sedimentary Rock

Blue Kyanite (Kyanite (Al2SiO5)) — mineral

Blue Kyanite

Kyanite (Al2SiO5)