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NWA 7159 (4.33 gram)

48$

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Category:
[ Meteoritical Bulletin Database ]

 

Classification: Eucrite-mmict   S-low / W-low
Place/Time: 2011 in Morocco
Mass: 201g


History: Purchased by Marcin Cimala in 2011 from a dealer in Erfoud, Morocco.

Petrography: (T. Bunch and J. Wittke, NAU; A. Irving and S. Kuehner, UWS) Brecciated cumulate eucrite consisting of exsolved pigeonite and anorthite with accessory silica polymorph, ilmenite and metal.

Geochemistry: Orthopyroxene host (Fs56.6-57.1Wo2.0-1.9, FeO/MnO = 28-30, N = 3), clinopyroxene exsolution lamellae (Fs24.1-24.5Wo42.6-41.3, FeO/MnO = 30-31, N =3).

Classification: Eucrite (cumulate, monomict breccia).

Specimens: 20.1 g including one polished thin section at PSF; main mass with Mr. M. Cimala.