MetSoc Home            Publications            Contacts  
Search the Meteoritical Bulletin Database
Last update: 15 Jan 2022
Search for: Search type: Search limits: Display: Publication:
Text help
Starts with
Sounds like
Falls  Non-NWAs
What's new
  in the last:
Limit to approved meteorite names
Search text:  
Northwest Africa 14375
Basic information Name: Northwest Africa 14375
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14375
Observed fall: No
Year found: 2021
Country: (Northwest Africa)
Mass:help 545 g
Recommended:  Mesosiderite    [explanation]

This is 1 of 222 approved meteorites classified as Mesosiderite.   [show all]
Search for other: Mesosiderites, Metal-rich meteorites
Comments: Approved 20 Dec 2021
Writeup from MB 110:

Northwest Africa 14375 (NWA 14375)

(Northwest Africa)

Purchased: 2021 Mar

Classification: Mesosiderite

History: Purchased by Ziyao Wang in March 2021 from a dealer in Tindouf, Algeria.

Petrography: (A. Irving, UWS and P. Carpenter, WUSL) Aggregate of low-Ca pyroxene, anorthite and altered kamacite (about 40 vol%) together with accessory augite, silica polymorph, pentlandite, merrillite, V-bearing chromite and minor rutile.

Geochemistry: Low-Ca pyroxene (Fs29.8-34.5Wo2.9-4.5, FeO/MnO = 21-26, N = 5), augite (Fs14.5-16.4Wo41.0-42.3, FeO/MnO = 17-18, N = 3), plagioclase (An90.2-92.6Or0.1-0.2, N = 3).

Classification: Mesosiderite.

Specimens: 29 g including one polished thin section at UWB; remainder with WangZ.

Data from:
  Table 0
  Line 0:
Place of purchase:Tindouf
Date:P 2021 Mar
Mass (g):545
Shock stage:low
Weathering grade:moderate
Ferrosilite (mol%):29.8-34.5; 14.5-16.4
Wollastonite (mol%):2.9-4.5; 40.6-42.3
Classifier:A. Irving, UWS, and P. Carpenter, WUSL
Type spec mass (g):29
Type spec location:UWB
Main mass:WangZ
Comments:Work name WZY-45; 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 Meteoritical Bulletin, no. 110, in preparation (2021)
Find references in NASA ADS:
Find references in Google Scholar:

     This is 1 of 8136 approved meteorites from (Northwest Africa) (plus 1942 unapproved names)

Direct link to this page