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Northwest Africa 10234
Basic information Name: Northwest Africa 10234
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10234
Observed fall: No
Year found: 2009
Country: (Northwest Africa)
Mass:help 1590 g
Meteoritical Bulletin:  MB 106  (2018)  LL3
Recommended:  LL3    [explanation]

This is 1 of 371 approved meteorites classified as LL3.   [show all]
Search for other: LL chondrites, LL chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Comments: Approved 1 Mar 2017
Writeup from MB 106:

Northwest Africa 10234 (NWA 10234)

(Northwest Africa)

Purchased: 2009 May

Classification: Ordinary chondrite (LL3)

History: Purchased by Marcin Cimała in May 2009 from a dealer in Erfoud, Morocco.

Petrography: (A. Irving and S. Kuehner, UWS) Fairly closely-packed, well-formed chondrules (apparent diameter 0.1-1.7 mm, one 4.3 mm) are set within a finer grained matrix.

Geochemistry: Olivine (Fa0.7-62.6, Cr2O3 in ferroan examples 0.03-0.11 wt.%, mean 0.08±0.03 wt.%, N = 7), orthopyroxene (Fs1.6-24.3Wo0.2-1.5, N = 3), augite (Fs9.6Wo44.7), subcalcic augite (Fs16.1Wo29.0). Magnetic susceptiblity logX = 4.17.

Classification: Ordinary chondrite (LL3).

Specimens: 20.2 g plus one polished thin section at PSF; main mass with Mr. M. Cimała.

Data from:
  Table 0
  Line 0:
Place of purchase:Erfoud
Date:P 2009 May
Mass (g):1590
Shock stage:S2
Weathering grade:W1
Fayalite (mol%):0.7-62.6
Ferrosilite (mol%):1.6-24.3
Wollastonite (mol%):0.2-1.5
Magnetic suscept.:4.17
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):20.2
Type spec location:PSF
Main mass:M. Cimala
Comments:MC 069; submitted by A. Irving
   and collections
PSF: Planetary Studies Foundation,10 Winterwood Lane, Unit B, Galena, Illinois 61036-9283, United States; Website (institutional address; updated 1 Dec 2011)
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
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 7885 approved meteorites from (Northwest Africa) (plus 1958 unapproved names)

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