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Northwest Africa 11101
Basic information Name: Northwest Africa 11101
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 11101
Observed fall: No
Year found: 2016
Country: Morocco
Mass:help 1630 g
Classification
  history:
Meteoritical Bulletin:  MB 106  (2018)  L3
Recommended:  L3    [explanation]

This is 1 of 709 approved meteorites classified as L3.   [show all]
Search for other: L chondrites, L chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Comments: Approved 26 Jan 2017
Writeuphelp
Writeup from MB 106:

Northwest Africa 11101 (NWA 11101)

Morocco

Purchased: 2016 Dec

Classification: Ordinary chondrite (L3)

History: Purchased by Ke Zuokai in Dec. 2016 from a Moroccan dealer.

Physical characteristics: The meteorite is covered by a brown/black fusion crust. Round chondrules ranging from white to dark gray are visible.

Petrography: The thin section exhibits numerous well-defined chondrules (up to 1.1 mm) set in a fine-grained matrix. PO, PP, POP, BO, BP, and minor RP chondrules are identified. Accessory phases are metal, troilite and Fe-oxides. Metallic phase accounts for ~4 vol%.

Geochemistry: Silicates are unequilibrated. Olivine Fa0.8-35.1 (Fa20.2±8.5, PMD=35.1%, n=33); low-Ca pyroxene Fs2.5-22.7Wo0-4.2 (Fs12.4±6.6Wo1.0±1.1, Fs PMD=48.4%, n=32); minor augite Fs3.8Wo36.9.

Classification: L3. L classification based on metal abundance and moderate sized chondrules with varies textures.

Data from:
  MB106
  Table 0
  Line 0:
Place of purchase:Beijing China
Date:P 2016 Dec
Mass (g):1630
Pieces:1
Class:L3
Shock stage:S2
Weathering grade:W2
Fayalite (mol%):20.2±8.5 (n=33)
Ferrosilite (mol%):12.4±6.6 (n=32); 3.8 (n=1)
Wollastonite (mol%):1.0±1.1 (n=32); 36.9 (n=1)
Classifier:Wu Y., PMO
Type spec mass (g):20
Type spec location:PMO
Main mass:Ke Zuokai
Comments:Submitted by Hsu W.
Institutions
   and collections
PMO: Purple Mountain Observatory, Nanjing, China (institutional address; updated 16 Dec 2011)
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:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 1505 approved meteorites from Morocco (plus 22 unapproved names) (plus 1 impact crater)

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