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Northwest Africa 14374
Basic information Name: Northwest Africa 14374
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14374
Observed fall: No
Year found: 2019
Country: (Northwest Africa)
Mass:help 423 g
Recommended:  CK4    [explanation]

This is 1 of 121 approved meteorites classified as CK4.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (equilibrated), CK chondrites, CK chondrites (type 4-6), and CV-CK clan chondrites
Comments: Approved 20 Dec 2021
Writeup from MB 110:

Northwest Africa 14374 (NWA 14374)

(Northwest Africa)

Purchased: 2019 Mar

Classification: Carbonaceous chondrite (CK4)

History: Purchased by Ziyao Wang in March 2019 from a dealer in Agadir, Morocco.

Petrography: (A. Irving, UWS and P. Carpenter, WUSL) Separated well-formed, equilibrated Cr-magnetite-bearing chondrules are set in a fine grained matrix containing slightly stained Cr-magnetite and pentlandite.

Geochemistry: Olivine (Fa29.5±0.1, range Fa29.3-29.6, N = 6), low-Ca pyroxene (Fs26.6±0.8Wo1.3±1.5, range Fs25.5-27.6Wo3.9-0.6, N = 5), augite Fs9.4±1.3Wo46.1±0.8, range Fs8.4-10.3Wo46.6-45.5, N = 2), magnetite (Cr2O3 3.4-3.6 wt.%, N = 2).

Classification: Carbonaceous chondrite (CK4/5).

Specimens: 22 g including one polished thin section at UWB; remainder with WangZ.

Data from:
  Table 0
  Line 0:
Place of purchase:Agadir
Date:P 2019 Mar
Mass (g):423
Shock stage:S2
Weathering grade:low
Fayalite (mol%):29.5±0.1
Ferrosilite (mol%):26.6±0.8
Wollastonite (mol%):1.3±1.5
Classifier:A. Irving, UWS, and P. Carpenter, WUSL
Type spec mass (g):22
Type spec location:UWB
Main mass:WangZ
Comments:Work name WZY-44; submitted by A. Irving
   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)
WangZ: Ziyao Wang, Hebei GEO University North Campus, Huai An dong road 127, Shijiazhuang, Hebei Province , China (private address; updated 25 Jun 2021)
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
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Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Ziyao Wang   

     This is 1 of 9042 approved meteorites from (Northwest Africa) (plus 1870 unapproved names)

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