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Northwest Africa 14370
Basic information Name: Northwest Africa 14370
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14370
Observed fall: No
Year found: 2021
Country: (Northwest Africa)
Mass:help 3.07 kg
Classification
  history:
Meteoritical Bulletin:  MB 110  (2022)  Eucrite-br
Recommended:  Eucrite-br    [explanation]

This is 1 of 237 approved meteorites classified as Eucrite-br.   [show all]
Search for other: Achondrites, Eucrites, and HED achondrites
Comments: Approved 31 Oct 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 14370 (NWA 14370)

(Northwest Africa)

Purchased: 2021 Jul

Classification: HED achondrite (Eucrite, brecciated)

History: Purchased in July 2021 by Jason Phillips and James Tobin from a Mauritanian dealer.

Petrography: (A. Irving, UWS and P. Carpenter, WUSL) Breccia containing some subophitic eucrite clasts but mostly composed of related crystalline debris. Minerals are exsolved pigeonite and calcic plagioclase with accessory silica polymorph, medium-Ti and low-Ti chromite, ilmenite and troilite. No diogenitic orthopyroxene was observed.

Geochemistry: Low-Ca pyroxene (Fs44.0-51.9Wo2.2-3.6, FeO/MnO = 29-38, N = 9), augite (Fs20.9-22.5Wo43.0-42.2, FeO/MnO =27-29, N = 4), plagioclase (An82.6-92.3Or0.8-0.3, N = 4).

Classification: Eucrite (breccia).

Specimens: 20.5 g including one polished thin section at UWB; remainder with Mr. Jason Phillips and Mr. James Tobin.

Data from:
  MB110
  Table 0
  Line 0:
Place of purchase:Mauritania
Date:P 2021 Jul
Mass (g):3071
Pieces:45
Class:Eucrite-br
Shock stage:low
Weathering grade:low
Ferrosilite (mol%):42.6-51.9
Wollastonite (mol%):2.2-3.5
Classifier:A. Irving, UWS, and P. Carpenter, WUSL
Type spec mass (g):20.5
Type spec location:UWB
Main mass:J. Phillips and J. Tobin
Comments:Work name JP21-1; 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, Burke Museum of Natural History and Culture, Box 353010 Seattle, WA 98195, United States (institutional address; updated 9 Oct 2023)
Tobin: J. Tobin, The Meteorite Exchange, PMB #455, P.O. Box 7000, Redondo Beach, CA 90277, United States (private address)
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:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names)
Also see:
  This lists the most popular meteorites among people who looked up this meteorite.
Revision
  history:
  This lists important revisions made to data for this record.

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