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Northwest Africa 10755
Basic information Name: Northwest Africa 10755
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10755
Observed fall: No
Year found: 2016
Country: (Northwest Africa)
Mass:help 220 g
Classification
  history:
Meteoritical Bulletin:  MB 105  (2016)  L(LL)3
Recommended:  L(LL)3    [explanation]

This is 1 of 14 approved meteorites classified as L(LL)3.   [show all]
Search for other: L chondrites, L chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Comments: Approved 9 Jul 2016
Writeuphelp
Writeup from MB 105:

Northwest Africa 10755 (NWA 10755)

(Northwest Africa)

Purchased: 2016 May

Classification: Ordinary chondrite (L(LL)3)

History: Purchased in Temara, Morocco by Adam Aaronson in May 2016.

Petrography: (A. Irving and S. Kuehner, UWS) Well-formed, closely-packed chondrules (apparent diameter 500 ± 400 µm) and stained metal.

Geochemistry: Olivine (Fa0.3-49.8; Cr2O3 in ferroan examples 0.06-0.30 wt.%, mean 0.15±0.10 wt.%; N = 8), orthopyroxene (Fs2.5-16.1Wo0.2-0.7, N = 3), subcalcic augite (Fs9.7-13.6Wo35.7-35.5, N = 2).

Classification: Ordinary chondrite, L(LL)3.

Specimens: 21.5 g including one polished thin section at UWB; remainder with Aaronson.

Data from:
  MB105
  Table 0
  Line 0:
Place of purchase:Temara
Date:P 2016 May
Mass (g):220
Pieces:2
Class:L(LL)3
Shock stage:S2
Weathering grade:W1
Fayalite (mol%):0.3-49.8
Ferrosilite (mol%):2.5-16.1
Wollastonite (mol%):0.2-0.7
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):21.5
Type spec location:UWB
Main mass:A. Aaronson
Comments:M1939; submitted by A. Irving
Institutions
   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)
Aaronson: Sahara Overland Ltd., Harhora, Temara, 12000, Morocco (private address; updated 3 Jan 2010)
Catalogs:
References: Published in Meteoritical Bulletin, no. 105, MAPS 52, 2411, September 2017. http://onlinelibrary.wiley.com/doi/10.1111/maps.12944/full
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6900 approved meteorites from (Northwest Africa) (plus 2035 unapproved names)

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