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Northwest Africa 11371
Basic information Name: Northwest Africa 11371
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 11371
Observed fall: No
Year found: 2001
Country: (Northwest Africa)
Mass:help 148 g
Classification
  history:
Meteoritical Bulletin:  MB 106  (2018)  Ureilite
Recommended:  Ureilite    [explanation]

This is 1 of 516 approved meteorites classified as Ureilite.   [show all]
Search for other: Achondrites, Ureilites
Comments: Approved 13 Oct 2017
Writeuphelp
Writeup from MB 106:

Northwest Africa 11371 (NWA 11371)

(Northwest Africa)

Purchased: Feb 2001

Classification: Ureilite

History: Purchased in Rissani from a meteorite dealer (2001) by Bruno and Carine Fectay.

Petrography: Protogranular aggregate of olivine (75 vol%) and pigeonite (25 vol%). It contains interstitial metal. The rock is poor in C. Olivine displays very thin reduced rims (<10 μm).

Geochemistry: Olivine cores Fa13.9±0.1, Fe/Mn=31.3±0.4, Cr2O3 0.57±0.01 wt%, CaO=0.35±0.01 wt% (N=10), olivine rims Fa6, Pigeonite Fs12.9±0.2Wo10.7±0.1 (N=10)

Classification: ureilite

Specimens: 21 g including 3 polished thick section

Data from:
  MB106
  Table 0
  Line 0:
Place of purchase:Rissani
Date:P Feb 2001
Mass (g):148
Pieces:1
Class:Ureilite
Weathering grade:low
Fayalite (mol%):13.9±0.1 (N=10)
Ferrosilite (mol%):12.9±0.2 (N=10)
Wollastonite (mol%):10.7±0.1 (N=10)
Classifier:J.-A. Barrat, IUEM, and A. Yamaguchi , NIPR
Type spec mass (g):21
Type spec location:IUEM
Main mass:La Mémoire de la Terre (Bruno and Carine Fectay)
Finder:anonymous
Comments:work name LMT 206; submitted by Jean-Alix Barrat
Institutions
   and collections
IUEM: Institut Universitaire Européen de la Mer, Université de Bretagne Occidentale, place Nicolas Copernic, F-29280 Plouzané Cedex, France (institutional address; updated 15 Sep 2017)
NIPR: Antarctic Meteorite Research Center, National Institute of Polar Research, 10-3 Midori-cho, Tachikawa, Tokyo 190-8518, Japan; Website (institutional address; updated 9 Dec 2013)
Fectay: Bruno Fectay and Carine Bidaut, La Memoire de la Terre SARL, 39800 Aumont, France; Website (private address)
Catalogs:
References: Published in Gattacceca J., Bouvier A., Grossman J., Metzler K., and Uehara M. (2019) Meteoritical Bulletin, no. 106. Meteorit. Planet. Sci. 54 in press.
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7035 approved meteorites from (Northwest Africa) (plus 2000 unapproved names)

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