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Northwest Africa 14399
Basic information Name: Northwest Africa 14399
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14399
Observed fall: No
Year found: 2019
Country: Morocco
Mass:help 589 g
Classification
  history:
Meteoritical Bulletin:  MB 110  (2022)  LL6
Recommended:  LL6    [explanation]

This is 1 of 2930 approved meteorites (plus 2 unapproved names) classified as LL6.   [show all]
Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 31 Oct 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 14399 (NWA 14399)

Morocco

Purchased: Aug 2019

Classification: Ordinary chondrite (LL6)

History: Purchased by Sean Tutorow from a dealer in August 2019 in Morocco.

Physical characteristics: The type specimen has a rugged surface and lacks fusion crust. The interior has a light brown color. Cracks and vugs are formed by alteration and no metal is observed.

Petrography: (A. Bouvier, UBayr) Highly equilibrated, re-crystallized texture of chondrules and matrix. Metal is oxidized and rare FeS is found.

Geochemistry: (R. Matthäus, UBayr) Olivine 30.7±0.8 (n=14), low-Ca pyroxene Fs24.9±0.4Wo2.6±0.3 (n=8), high-Ca pyroxene Fs11.0±0.9Wo42.4±0.7 (n=2), and feldspar An11.5±0.7Ab82.8±1.3Or5.7±1.3 (n=11)

Classification: LL6

Specimens: 32.6 g including a polished mount at UBayr. S. Tutorow holds the main mass.

Data from:
  MB110
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P Aug 2019
Mass (g):589.2
Pieces:1
Class:LL6
Weathering grade:W4
Fayalite (mol%):30.7±0.8
Ferrosilite (mol%):24.9±0.4, 11.0±0.9
Wollastonite (mol%):2.6±0.3, 42.4±0.7
Classifier:A. Bouvier, UBayr
Type spec mass (g):32.6
Type spec location:UBayr
Main mass:S. Tutorow
Comments:G648; submitted by A. Bouvier
Institutions
   and collections		 UBayr: Bayerisches Geoinstitut, University of Bayreuth, D-95440 Bayreuth, Germany (institutional address; updated 5 Feb 2020)
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
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Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 2082 approved meteorites from Morocco (plus 31 unapproved names) (plus 1 impact crater)
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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