NWA 12564 - 火星陨石 Shergottite 切片 - 0.36 g





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NWA 12564 火星陨石 Shergottite 切片,来自撒哈拉地区,西北非洲。
卖家的描述
slice of a classified Martian Meteorite
NWA 12564 Found in 2019 in Mauritania TKW 1918g
The University of Washington classified the meteorites as rare Martian Shergottite (aphyric, diabasic).
Composed predominantly of complexly-zoned clinopyroxene and maskelynite with accessory titanomagnetite, ilmenite, chlorapatite, merrillite, and pyrrhotite. Myrmekitic intergrowths consisting of silica polymorph + relatively sodic plagioclase are associated with more calcic maskelynite and regions of K-rich glass containing blebs of pyrrhotite are also present.
Shock stage: high
Weathering grade: low
0.36 g 11 x 8 x 2 mm
international meteorite collector association number #3503
scale cube is 1 x 1 x 1 cm
slice of a classified Martian Meteorite
NWA 12564 Found in 2019 in Mauritania TKW 1918g
The University of Washington classified the meteorites as rare Martian Shergottite (aphyric, diabasic).
Composed predominantly of complexly-zoned clinopyroxene and maskelynite with accessory titanomagnetite, ilmenite, chlorapatite, merrillite, and pyrrhotite. Myrmekitic intergrowths consisting of silica polymorph + relatively sodic plagioclase are associated with more calcic maskelynite and regions of K-rich glass containing blebs of pyrrhotite are also present.
Shock stage: high
Weathering grade: low
0.36 g 11 x 8 x 2 mm
international meteorite collector association number #3503
scale cube is 1 x 1 x 1 cm

