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Northwest Africa 14121
Basic information Name: Northwest Africa 14121
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14121
Observed fall: No
Year found: 2018
Country: (Northwest Africa)
Mass:help 808 g
Classification
  history:
Recommended:  CO3    [explanation]

This is 1 of 616 approved meteorites (plus 1 unapproved name) classified as CO3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CM-CO clan chondrites, and CO chondrites
Comments: Approved 31 Aug 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 14121 (NWA 14121)

(Northwest Africa)

Purchased: 2018 Sep

Classification: Carbonaceous chondrite (CO3)

History: Purchased by Ziyao Wang in September 2018 from a dealer in Agadir, Morocco.

Petrography: (A. Irving, UWS and J. Boesenberg, BrownU) Relatively small, glass-bearing chondrules (apparent diameter 220±150 µm, N = 24) accompanied by zoned olivine grains and fine grained CAI are set in a fine grained matrix containing stained metal and troilite.

Geochemistry: Olivine (Fa27.6±17.6, range Fa1.9-43.6, N = 6; Cr2O3 in ferroan olivine 0.02-0.36 wt.%, N = 4), low-Ca pyroxene (Fs1.6±0.2Wo2.7±1.4, range Fs1.4-1.7Wo1.1-3.6, N = 3), subcalcic augite (Fs0.9Wo32.4), augite (Fs31.8Wo45.6).

Classification: Carbonaceous chondrite (CO3).

Specimens: 31.2 g including one polished thin section at UWB; remainder with WangZ.

Data from:
  MB110
  Table 0
  Line 0:
Place of purchase:Agadir
Date:P 2018 Sep
Mass (g):808
Pieces:1
Class:CO3
Shock stage:S2
Weathering grade:low
Fayalite (mol%):27.6±17.6
Ferrosilite (mol%):1.6±0.2
Wollastonite (mol%):2.7±1.4
Classifier:A. Irving, UWS, and P. Carpenter, WUSL
Type spec mass (g):31.2
Type spec location:UWB
Main mass:WangZ
Comments:Work name WZY-31; 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)
BrownU: Brown University Providence, RI 02912, United States (institutional address; updated 7 Sep 2019)
WangZ: Ziyao Wang, Hebei GEO University North Campus, Huai An dong road 127, Shijiazhuang, Hebei Province , China (private address; updated 25 Jun 2021)
Catalogs:
References: Published in Gattacceca J., McCubbin F.M., Grossman J., Bouvier A., Chabot N.L., D'Orazio M., Goodrich C., Greshake A., Gross J., Komatsu M., Miao B., and Schrader D. (2022) The Meteoritical Bulletin, No. 110. Meteorit. Planet. Sci. 1-4
Find references in NASA ADS:
Find references in Google Scholar:
Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Ziyao Wang      
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 8745 approved meteorites from (Northwest Africa) (plus 1880 unapproved names)

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