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Northwest Africa 14045
Basic information Name: Northwest Africa 14045
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14045
Observed fall: No
Year found: 2019
Country: (Northwest Africa)
Mass:help 890 g
Classification
  history:
Recommended:  EL6    [explanation]

This is 1 of 123 approved meteorites classified as EL6.   [show all]
Search for other: EL chondrites, Enstatite chondrites, Enstatite chondrites (type 4-7), and Enstatite-rich meteorites
Comments: Approved 6 Jul 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 14045 (NWA 14045)

(Northwest Africa)

Purchased: 2019 Dec

Classification: Enstatite chondrite (EL6)

History: Purchased by Ziyao Wang in December 2019 from a dealer in Guelmim, Morocco.

Petrography: (A. Irving, UWS and P. Carpenter, WUSL) Rare RP chondrules occur within a mostly recrystallized assemblage of orthopyroxene plus kamacite together with accessory silica polymorph, graphite, Cr-troilite, oldhamite, and ferroan alabandite.

Geochemistry: Enstatite (Fs0.2±0.2Wo1.3±0.0, range Fs0.1-0.4Wo1.3, N = 4), plagioclase (Ab81.1±0.1An13.5±0.1Or5.5±0.0, range Ab81.0-81.2An13.6-13.4Or5.5, N = 2), kamacite (Ni = 7.3-7.4 wt.%, Si = 0.8±0.0 wt.%, N = 3).

Classification: Enstatite chondrite (EL6).

Specimens: 29.2 g including one polished thin section at UWB; remainder with Mr. Z. Wang.

Data from:
  MB110
  Table 0
  Line 0:
Place of purchase:Guelmim
Date:P 2019 Dec
Mass (g):890
Pieces:1
Class:EL6
Shock stage:S2
Weathering grade:W0/1
Ferrosilite (mol%):0.2±0.2
Wollastonite (mol%):1.3±0.0
Classifier:A. Irving, UWS, and P. Carpenter, WUSL
Type spec mass (g):29.2
Type spec location:UWB
Main mass:Z. Wang
Comments:Work name WZY-16; 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. 110, in preparation (2021)
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 7885 approved meteorites from (Northwest Africa) (plus 1958 unapproved names)

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