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Northwest Africa 11063
Basic information Name: Northwest Africa 11063
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 11063
Observed fall: No
Year found: 2016
Country: (Northwest Africa)
Mass:help 3.34 kg
Meteoritical Bulletin:  MB 106  (2018)  Eucrite-unbr
Recommended:  Eucrite-unbr    [explanation]

This is 1 of 119 approved meteorites classified as Eucrite-unbr.   [show all]
Search for other: Achondrites, Eucrites, and HED achondrites
Comments: Approved 14 Feb 2017
Writeup from MB 106:

Northwest Africa 11063 (NWA 11063)

(Northwest Africa)

Purchased: 2016 Nov

Classification: HED achondrite (Eucrite, unbrecciated)

History: Purchased by Darryl Pitt in November 2016 from a dealer in Mauritania.

Petrography: (A. Irving and S. Kuehner, UWS) Very fine grained, subophitic assemblage of exsolved pigeonite and calcic plagioclase with accessory silica polymorph, ilmenite, Ti-poor chromite and troilite.

Geochemistry: Host orthopyroxene (Fs59.4-61.8Wo4.6-2.3, FeO/MnO = 30-31), clinopyroxene exsolution lamellae (Fs26.5-26.8Wo43.9-43.2, FeO/MnO = 28-30), plagioclase (An85.6-88.4Or0.6-0.5, N = 2).

Classification: Eucrite (unbrecciated).

Specimens: 21.2 g including one polished thin section at UWB; remainder with DPitt.

Data from:
  Table 0
  Line 0:
Place of purchase:Mauritania
Date:P 2016 Nov
Mass (g):3335.4
Shock stage:low
Weathering grade:low
Ferrosilite (mol%):59.4-61.8; 26.5-26.8
Wollastonite (mol%):4.6-2.3; 43.9-43.2
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):21.2
Type spec location:UWB
Main mass:D. Pitt
Comments:MVCH 221; submitted by A. Irving
   and collections
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
UWB: University of Washington, Box 353010 Seattle, WA 98195, United States (institutional address; updated 27 Jul 2012)
DPitt: Darryl Pitt, 225 West 83rd Street, New York, NY 10024, United States; Website (private address)
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.
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     This is 1 of 8559 approved meteorites from (Northwest Africa) (plus 1896 unapproved names)

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