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Northwest Africa 14661
Basic information Name: Northwest Africa 14661
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14661
Observed fall: No
Year found: 2021
Country: (Northwest Africa)
Mass:help 36 g
Classification
  history:
Recommended:  CVox3    [explanation]

This is 1 of 25 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 19 Mar 2022
Writeuphelp
Writeup from MB 111:

Northwest Africa 14661 (NWA 14661)

(Northwest Africa)

Purchased: 2021 Jul

Classification: Carbonaceous chondrite (CVox3)

History: Purchased by Shun-Chung Yang in July 2021 from a dealer in Guelmim, Morocco.

Petrography: (A. Irving, UWS and P. Carpenter, WUSL) Well-formed, relatively large chondrules (apparent diameter 840 ± 300 µm, N = 22) plus irregularly-shaped, fine grained CAI are set in a fine grained matrix containing Cr-magnetite, troilite and Co-bearing taenite.

Geochemistry: Olivine (Fa21.0±23.4, range Fa4.3-55.5, N = 4), low-Ca pyroxene (Fs1.6±0.8Wo2.0±1.6, range Fs1.0-2.1Wo0.8-3.1, N = 2), diopside (Fs0.86±0.6Wo47.9±3.7, range Fs0.4-1.2Wo50.5-45.3, N = 2), magnetite (Cr2O3 1.9±0.9 wt.%, range 1.2-2.9 wt.%, N = 3).

Classification: Carbonaceous chondrite (CVox3).

Specimens: 7.6 g including a polished endcut at UWB; remainder with Mr. S.-C. Yang.

Data from:
  MB111
  Table 0
  Line 0:
Place of purchase:Guelmim
Date:P 2021 Jul
Mass (g):36
Pieces:4
Class:CVox3
Shock stage:low
Weathering grade:low
Fayalite (mol%):21.0±23.4
Ferrosilite (mol%):1.6±0.8
Wollastonite (mol%):2.0±1.6
Classifier:A. Irving, UWS, and P. Carpenter, WUSL
Type spec mass (g):7.6
Type spec location:UWB
Main mass:S.-C. Yang
Comments:Work name SCY-40; 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)
WUSL: Washington Univ., One Brookings Drive, St. Louis, MO 63130, United States (institutional address; updated 17 Oct 2011)
UWB: University of Washington, Box 353010 Seattle, WA 98195, United States (institutional address; updated 27 Jul 2012)
Catalogs:
References: Published in Meteoritical Bulletin, no. 111, in preparation (2022)
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 8674 approved meteorites from (Northwest Africa) (plus 1882 unapproved names)

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