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Northwest Africa 11546
Basic information Name: Northwest Africa 11546
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 11546
Observed fall: No
Year found: 2017
Country: (Northwest Africa)
Mass:help 343 g
Classification
  history:
Meteoritical Bulletin:  MB 106  (2018)  CV3
MB 113  (2024)  CVox3
Recommended:  CVox3    [explanation]

This is 1 of 57 approved meteorites classified as CVox3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CV chondrites, and CV-CK clan chondrites
Comments: Approved 26 Dec 2017
Revised 28 Mar 2024: Revised class based on metbull text
Writeuphelp
Writeup from MB 106:

Northwest Africa 11546 (NWA 11546)

(Northwest Africa)

Purchased: 2017

Classification: Carbonaceous chondrite (CV3)

Physical characteristics: Dark irregular fragments.

Petrography: (J. Gattacceca, H. Pourkhorsandi, CEREGE) Well-defined chondrules (mostly type I, average apparent diameter 860 μm, N=18) and CAIs (to 2 mm) set in a fine-grained iron-rich abundant textured matrix. Opaque minerals are mostly sulfides and magnetite.

Geochemistry: Olivine Fa3.6±4.0, range 0.7-11.2, PMD 106% (N=6). Orthopyroxene Fs1.4±0.6Wo4.0±1.0 (N=3).

Classification: Carbonaceous chondrite (CV3). Oxidized subgroup.

Specimens: Type specimen at CEREGE. Main mass with Kuntz.

Data from:
  MB106
  Table 0
  Line 0:
Place of purchase:Erfoud
Date:P 2017
Mass (g):343.1
Pieces:many
Class:CV3
Weathering grade:low
Magnetic suscept.:4.41
Classifier:J. Gattacceca, H. Pourkhorsandi, CEREGE
Type spec mass (g):22.43
Type spec location:CEREGE
Main mass:Kuntz
Comments:work name K356; submitted by Jérôme Gattacceca
Institutions
   and collections		 CEREGE: CEREGE BP 80 Avenue Philibert, Technopole de l'Arbois 13545 Aix-en-Provence Cedex 4 France, France (institutional address; updated 10 Jun 2023)
Kuntz: Fabien Kuntz, 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 9914 approved meteorites from (Northwest Africa) (plus 1841 unapproved names)

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