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

Likely serpentine or serpentine-rich stone

Serpentine-group minerals, chiefly antigorite/lizardite; approximate formula Mg₃Si₂O₅(OH)₄

Serpentine-rich rock (likely serpentinite)

Serpentinite; chiefly serpentine-group minerals (Mg₃Si₂O₅(OH)₄), commonly with magnetite, talc, or carbonate

Tumbled serpentinite (likely antigorite-rich serpentine)

Serpentinite; chiefly serpentine-group minerals, Mg₃Si₂O₅(OH)₄, with possible magnetite, chromite, or brucite

Tumbled greenstone, likely serpentinite

Serpentinite (predominantly serpentine-group minerals: Mg₃Si₂O₅(OH)₄)

Polished greenstone / serpentine (probable)

Serpentinite, dominated by serpentine-group minerals such as antigorite, lizardite, or chrysotile

Tumbled serpentine (likely)

Serpentinite; chiefly serpentine-group minerals, Mg₃Si₂O₅(OH)₄

Tumbled green-blue stone, likely serpentine or chlorite-rich metamorphic rock

Serpentinite (mainly antigorite/lizardite; identification is image-based)

Serpentine (likely serpentinite)

Serpentine-group minerals, chiefly antigorite, lizardite, or chrysotile; commonly Mg₃Si₂O₅(OH)₄

Polished greenstone pebble (likely serpentine or chlorite-rich stone)

Serpentine-group minerals, commonly antigorite/lizardite; possible chlorite-rich metamorphic rock

Nephrite Jade

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

Tumbled greenstone (likely serpentine)

Serpentinite; chiefly serpentine-group minerals, Mg₃Si₂O₅(OH)₄

Chrysoprase-bearing serpentine (probable)

Serpentine-group minerals, mainly lizardite/antigorite, with possible nickel-bearing chrysoprase or green garnierite

Tumbled green-brown stone, likely serpentine

Serpentinite; chiefly serpentine-group minerals (antigorite, lizardite, chrysotile), commonly with magnetite

Tumbled serpentine (likely)

Serpentine-group minerals, chiefly antigorite, lizardite, or chrysotile; approximate formula Mg₃Si₂O₅(OH)₄

Tumbled dark green stone, likely serpentine or greenstone

Serpentinite (hydrated magnesium silicate minerals, chiefly antigorite/lizardite); possible chlorite-rich greenstone

Green serpentine or nephrite-like stone

Serpentinite, chiefly serpentine-group minerals; exact identification would require testing

Tumbled green stone, likely serpentine

Serpentine-group minerals, chiefly antigorite/lizardite; approximate formula Mg₃Si₂O₅(OH)₄

Polished green stone, likely serpentine

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

Gneiss (Metamorphic Pebble)

Gneissic Metamorphic Rock

Tumbled greenstone (likely serpentine or nephrite-like material)

Serpentinite, chiefly serpentine-group minerals; exact identification requires testing

Tumbled green serpentine (probable)

Serpentine-group minerals, chiefly antigorite/lizardite; commonly Mg₃Si₂O₅(OH)₄

Green glass sphere/marble

Soda-lime glass (primarily SiO2, Na2O, CaO)

Tumbled dark green stone, likely serpentine

Serpentine-group minerals, chiefly antigorite/lizardite (approximately Mg₃Si₂O₅(OH)₄)

Likely polished greenstone or serpentine inlay

Serpentine-group mineral, commonly antigorite/lizardite; possibly nephrite jade

Green serpentine or nephrite jade fragment

Serpentine-group minerals, commonly antigorite/chrysotile; possibly nephrite (interlocking tremolite-actinolite)

Polished dark-green stone, likely serpentinite

Serpentinite; predominantly serpentine-group minerals, commonly antigorite, lizardite, or chrysotile, with possible magnetite and minor pyroxene

Tumbled serpentine

Serpentine-group minerals, chiefly antigorite/lizardite; approximate formula Mg₃Si₂O₅(OH)₄

Gneiss

Gneiss (High-grade metamorphic rock)

Gneiss

Gneiss (Metamorphic Rock)

Tumbled greenstone-like pebble

Likely serpentine or chlorite-rich metamorphic rock; exact identification requires testing

Polished greenstone (likely serpentine)

Serpentinite; chiefly serpentine-group minerals, Mg₃Si₂O₅(OH)₄

Green serpentine or nephrite-like stone

Serpentine-group minerals, chiefly antigorite/lizardite; possibly minor chlorite or actinolite

Tumbled serpentine (likely)

Serpentinite; chiefly serpentine-group minerals, Mg₃Si₂O₅(OH)₄

Greenstone (Prase / Nephrite / Serpentine mix)

Metamorphosed ultramafic rock / greenstone facies

Serpentine

Serpentinite (Mg,Fe,Ni,Al,Zn)3Si2O5(OH)4

Tumbled dark green stone, likely serpentine

Serpentinite; chiefly serpentine-group minerals (Mg₃Si₂O₅(OH)₄), possibly with magnetite or chlorite

Polished green stone, possibly serpentine or nephrite jade

Serpentine-group minerals, chiefly Mg₃Si₂O₅(OH)₄; alternatively nephrite, a tremolite–actinolite aggregate

Tumbled serpentine (likely nephrite-like greenstone)

Serpentine-group minerals, chiefly antigorite/lizardite; exact identification requires testing

Polished serpentine pendant

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

Tumbled serpentine (likely nephrite-like greenstone)

Serpentine-group minerals, chiefly antigorite/lizardite; possibly mixed with tremolite-actinolite

Amphibolite

Amphibolite, typically composed mainly of hornblende and plagioclase feldspar

Polished green serpentine (likely antigorite-rich)

Serpentinite; chiefly serpentine-group minerals, Mg₃Si₂O₅(OH)₄, with possible chlorite, magnetite, and talc