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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:
Recommended:  LL6    [explanation]

This is 1 of 2843 approved meteorites (plus 1 unapproved name) 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 Meteoritical Bulletin, no. 110, in preparation (2021)
Find references in NASA ADS:
Find references in Google Scholar:
Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 1743 approved meteorites from Morocco (plus 26 unapproved names) (plus 1 impact crater)

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