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
international meteorite collector association number #3503
scale cube is 1 x 1 x 1 cm
- Forme minérale / Type météorite
- Tranche de Shergottite de météorite martienne
- Martien Shergottite
- 10×7×2.3 mm
- 0.25 g
- Origine (région / ville)
- Origine (pays)