Rock Identifier

Category

Metamorphic Rock (For Both Nephrite And Jadeite)

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

Learn about Metamorphic Rock (For Both Nephrite And Jadeite) in the encyclopedia

Calc-Silicate Rock

Calc-Silicate Rock

Talc-carbonate Rock

Talc-carbonate Rock

Green Jade

Jade

Nephrite

Eulysite

Jadeite

Hornfels

Metabasalt

Metarhyolite

Cordierite Hornfels

Cordierite Hornfels

Metagabbro

Pyrite (Pyrite (Iron Disulfide), FeS2) — Mineral

Pyrite

Pyrite (Iron Disulfide), FeS2

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

Milky Quartz

Quartz (Silicon Dioxide, SiO2)

Likely polished gray quartzite or chert (Quartzite, predominantly microcrystalline SiO₂; possibly gray chert (chalcedony/quartz)) — metamorphic

Likely polished gray quartzite or chert

Quartzite, predominantly microcrystalline SiO₂; possibly gray chert (chalcedony/quartz)

Quartz pebble (Silicon dioxide (SiO2)) — sedimentary

Quartz pebble

Silicon dioxide (SiO2)

Basalt Arrowhead (worked stone) (Aphanitic mafic volcanic rock (Basalt)) — igneous

Basalt Arrowhead (worked stone)

Aphanitic mafic volcanic rock (Basalt)

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

Massive White Quartz

Silicon Dioxide (SiO2)

Granite (Granite (Felsic Plutonic Rock)) — igneous

Granite

Granite (Felsic Plutonic Rock)

Jasper and Agate (Microcrystalline Quartz (SiO2)) — sedimentary

Jasper and Agate

Microcrystalline Quartz (SiO2)

Milky Quartz (Silicon Dioxide (SiO2)) — mineral

Milky Quartz

Silicon Dioxide (SiO2)

Quartz Pebble (Silicon Dioxide (SiO2)) — sedimentary

Quartz Pebble

Silicon Dioxide (SiO2)

Quartz (Milky/Clear Quartz) (Silicon Dioxide (SiO2)) — mineral

Quartz (Milky/Clear Quartz)

Silicon Dioxide (SiO2)

Quartz (Silicon Dioxide (SiO2)) — mineral

Quartz

Silicon Dioxide (SiO2)

Black Tourmaline (Schorl (Sodium Iron Aluminum Borosilicate Hydroxide), NaFe3Al6(BO3)3Si6O18(OH)4) — mineral

Black Tourmaline

Schorl (Sodium Iron Aluminum Borosilicate Hydroxide), NaFe3Al6(BO3)3Si6O18(OH)4

Green Aventurine (Silicon Dioxide (SiO2) with inclusions of Fuchsite) — Mineral

Green Aventurine

Silicon Dioxide (SiO2) with inclusions of Fuchsite

Likely milky quartz pebble (Quartz (silicon dioxide, SiO₂)) — mineral

Likely milky quartz pebble

Quartz (silicon dioxide, SiO₂)

Serpentine (likely antigorite-rich serpentinite) (Serpentine-group minerals, chiefly antigorite [(Mg,Fe)₃Si₂O₅(OH)₄]) — metamorphic

Serpentine (likely antigorite-rich serpentinite)

Serpentine-group minerals, chiefly antigorite [(Mg,Fe)₃Si₂O₅(OH)₄]

Clear Quartz (Silicon Dioxide (SiO2)) — mineral

Clear Quartz

Silicon Dioxide (SiO2)

Polished green stone, likely serpentine (Serpentine-group minerals, commonly antigorite or lizardite: Mg₃Si₂O₅(OH)₄) — metamorphic

Polished green stone, likely serpentine

Serpentine-group minerals, commonly antigorite or lizardite: Mg₃Si₂O₅(OH)₄

Polished green aventurine (likely) (Quartz-rich aventurine; silicon dioxide (SiO₂) with green fuchsite mica or chlorite inclusions) — mineral

Polished green aventurine (likely)

Quartz-rich aventurine; silicon dioxide (SiO₂) with green fuchsite mica or chlorite inclusions

Tumbled green aventurine (probable) (Quartz aggregate, predominantly SiO₂, with green fuchsite mica inclusions) — mineral

Tumbled green aventurine (probable)

Quartz aggregate, predominantly SiO₂, with green fuchsite mica inclusions

Small brown pebble (likely iron-stained quartz or chert) (Undetermined silicate pebble; possible quartz (SiO₂) or chert (microcrystalline SiO₂)) — sedimentary

Small brown pebble (likely iron-stained quartz or chert)

Undetermined silicate pebble; possible quartz (SiO₂) or chert (microcrystalline SiO₂)

Polished serpentine or green jasper pebble (Likely serpentine-group silicate, chiefly antigorite/lizardite; possibly iron-rich jasper) — mineral

Polished serpentine or green jasper pebble

Likely serpentine-group silicate, chiefly antigorite/lizardite; possibly iron-rich jasper

Faceted blue gemstone, likely blue topaz or synthetic spinel (Topaz (Al₂SiO₄(F,OH)₂) or synthetic spinel (MgAl₂O₄); image insufficient for certainty) — gemstone

Faceted blue gemstone, likely blue topaz or synthetic spinel

Topaz (Al₂SiO₄(F,OH)₂) or synthetic spinel (MgAl₂O₄); image insufficient for certainty

Aventurine (Aventurine Quartz (SiO2 + Fuchsite mica)) — mineral

Aventurine

Aventurine Quartz (SiO2 + Fuchsite mica)

Polished green serpentinite (Serpentinite, chiefly serpentine-group minerals (antigorite/lizardite/chrysotile), commonly with magnetite and minor carbonate) — metamorphic

Polished green serpentinite

Serpentinite, chiefly serpentine-group minerals (antigorite/lizardite/chrysotile), commonly with magnetite and minor carbonate

Conglomerate (Clastic sedimentary rock (Conglomerate)) — sedimentary

Conglomerate

Clastic sedimentary rock (Conglomerate)

Graphite (Graphite (Carbon, C)) — mineral

Graphite

Graphite (Carbon, C)

Granodiorite (Phaneritic Plutonic Intermediate-Felsic Rock) — igneous

Granodiorite

Phaneritic Plutonic Intermediate-Felsic Rock

Black Tourmaline (Schorl) (Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)) — mineral

Black Tourmaline (Schorl)

Schorl (NaFe3Al6(BO3)3Si6O18(OH)4)

Unakite (Epidotized Granite) — metamorphic

Unakite

Epidotized Granite

Calcite (Calcium Carbonate (CaCO3)) — mineral

Calcite

Calcium Carbonate (CaCO3)

Polished greenstone (likely serpentinite) (Serpentinite, chiefly antigorite/lizardite Mg₃Si₂O₅(OH)₄, possibly with magnetite) — metamorphic

Polished greenstone (likely serpentinite)

Serpentinite, chiefly antigorite/lizardite Mg₃Si₂O₅(OH)₄, possibly with magnetite

Sandstone (Ferruginous) (Clastic Sedimentary Rock (primarily SiO2 with Fe2O3 staining)) — sedimentary

Sandstone (Ferruginous)

Clastic Sedimentary Rock (primarily SiO2 with Fe2O3 staining)

Pyrite (Pyrite (FeS2)) — Mineral

Pyrite

Pyrite (FeS2)

Milky quartz cluster (Quartz (silicon dioxide, SiO₂), likely anhedral to drusy quartz) — mineral

Milky quartz cluster

Quartz (silicon dioxide, SiO₂), likely anhedral to drusy quartz

White Jade (Mutton Fat Jade / Nephrite) (Nephrite (Ca2(Mg,Fe)5Si8O22(OH)2)) — metamorphic

White Jade (Mutton Fat Jade / Nephrite)

Nephrite (Ca2(Mg,Fe)5Si8O22(OH)2)

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

Quartz (Smoky/Milky variety)

Silicon Dioxide (SiO2)

Quartz Pebble (Silicon Dioxide (SiO2)) — sedimentary

Quartz Pebble

Silicon Dioxide (SiO2)

Quartz–feldspar pegmatite (Granitic pegmatite, composed mainly of quartz (SiO₂) and feldspar; exact minerals are uncertain from the photo) — igneous

Quartz–feldspar pegmatite

Granitic pegmatite, composed mainly of quartz (SiO₂) and feldspar; exact minerals are uncertain from the photo

Herkimer Diamond (Quartz (Silica - SiO2)) — mineral

Herkimer Diamond

Quartz (Silica - SiO2)

Black Tourmaline (Schorl) (NaFe2+3Al6(BO3)3Si6O18(OH)4) — mineral

Black Tourmaline (Schorl)

NaFe2+3Al6(BO3)3Si6O18(OH)4

Milky Quartz with Iron Staining (Quartz (SiO2)) — mineral

Milky Quartz with Iron Staining

Quartz (SiO2)