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NWA 1950

SNC Lherzolithic Peridotite / Northwest Africa 1950 Meteorite name: NWA 1950 Type: Martian meteorite (lherzolitic shergottite) Country: Marocco, Atlas mountains. Exact location unkown Date of find: January and March 2001 Tkw: Two stones 414g and 383g Two stones (414 and 383 g) were found in the Atlas mountains (Morocco) in 2001 January and March. The exact location of find is unknown. The meteorite is a cumulate peridotitic rock consisting of olivine (~ 55 vol%), low and high-Ca pyroxenes (~ 35 vol%) and plagioclase glass (~ 8 vol%). Accessory minerals include phosphates (merrillite), chromite and spinels (inclusions in olivines and pyroxenes), sulfides (pyrrhotite), and a glass rich in potassium.The igneous texture is very similar to that of the ALHA77005. Classification and mineralogy (Ph. Gillet, ENSL, J.A. Barrat, UAng, M. Bohn, Ifremer).

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