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NWA 7813 (6.86 gram) endpiece

28 $

In stock

Category:
[ Meteoritical Bulletin Database ]

 

Classification: Chondrite L3 S2/W2
Place/Time: 2013  in Morocco
Mass: 510g

History: Purchased by M. Cimała from a Moroccan dealer in January 2013.

Petrography: (A. Irving and S. Kuehner, UWS) Closely packed and well-formed chondrules (0.5-1.9 mm in diameter). Minerals are olivine, orthopyroxene, clinopyroxene, sodic plagioclase, altered kamacite, troilite, chromite and taenite.

Geochemistry: Olivine (Fa1.8-29.5; Cr2O3 content in ferroan olivine = 0.03 ± 0.01 wt.%, N = 5), orthopyroxene (Fs2.8-19.6Wo0.3-1.8, N = 3), clinopyroxene (Fs3.1-5.9Wo38.7-45.7).