slice of a classified Martian Meteorite NWA 12564 Found in 2019 in Mauritania TKW 1918gThe 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:thighWeathering grade:tlow 0.36 g 11 x 8 x 2 mm international meteorite collector association number #3503scale cube is 1 x 1 x 1 cm
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