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Northwest Africa 13926
Basic information Name: Northwest Africa 13926
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 13926
Observed fall: No
Year found: 2005
Country: (Northwest Africa)
Mass:help 2.46 kg
Classification
  history:
Meteoritical Bulletin:  MB 110  (2022)  L5
Recommended:  L5    [explanation]

This is 1 of 8876 approved meteorites (plus 5 unapproved names) classified as L5.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 25 Apr 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 13926 (NWA 13926)

(Northwest Africa)

Purchased: 2005

Classification: Ordinary chondrite (L5)

History: Purchased by an anonymous collector from a dealer at the Munich Show in 2005, subsequently donated to PSF and in January 2021 purchased by Kevin Sevey.

Petrography: (A. Irving, UWS and J. Boesenberg, BrownU) Largely recrystallized with sparse chondrules. Accessory phases are altered kamacite, troilite, sodic plagioclase, chromite and apatite.

Geochemistry: Olivine (Fa25.9±0.3, range Fa25.4-26.2, N = 4), low-Ca pyroxene (Fs21.8±0.1Wo1.4±0.2, range Fs21.7-21.9Wo1.2-1.6, N = 4), augite (Fs10.5±1.9Wo47.1±0.1, range Fs9.1-11.8Wo47.0-47.1, N = 2).

Classification: Ordinary chondrite (L5).

Specimens: 53.61 g including one polished thin section at PSF; remainder with Mr. K. Sevey.

Data from:
  MB110
  Table 0
  Line 0:
Place of purchase:Munich
Date:P 2005
Mass (g):2464
Pieces:1
Class:L5
Shock stage:S2
Weathering grade:W2
Fayalite (mol%):25.9±0.3
Ferrosilite (mol%):21.8±0.1
Wollastonite (mol%):1.4±0.3
Classifier:A. Irving, UWS, and J. Boesenberg, Brown U.
Type spec mass (g):53.61
Type spec location:PSF
Main mass:K. Sevey
Comments:Work name KS-3; submitted by A. Irving
Institutions
   and collections
PSF: Planetary Studies Foundation,10 Winterwood Lane, Unit B, Galena, Illinois 61036-9283, United States; Website (institutional address; updated 1 Dec 2011)
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
BrownU: Joseph Boesenberg Brown University Dept of Earth, Environmental and Planetary Sciences (DEEPS) 324 Brook Street Providence, RI 02912 , United States (institutional address; updated 4 Jan 2024)
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:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9627 approved meteorites from (Northwest Africa) (plus 1865 unapproved names)
Also see:
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Revision
  history:
  This lists important revisions made to data for this record.

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