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Northwest Africa 14654
Basic information Name: Northwest Africa 14654
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14654
Observed fall: No
Year found: 2021
Country: (Northwest Africa)
Mass:help 42 g
Classification
  history:
Meteoritical Bulletin:  MB 111  (2023)  LL3
Recommended:  LL3    [explanation]

This is 1 of 487 approved meteorites classified as LL3.   [show all]
Search for other: LL chondrites, LL chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Comments: Approved 19 Mar 2022
Writeuphelp
Writeup from MB 111:

Northwest Africa 14654 (NWA 14654)

(Northwest Africa)

Purchased: November, 2021

Classification: Ordinary chondrite (LL3)

History: The meteorite was purchased from a group of meteorites hunters in Nouadhibou, Mauritania in November, 2021.

Physical characteristics: Brownish rock without fusion crust.

Petrography: The meteorite shows a chondritic texture with sharply defined, mostly rounded and densely packed chondrules (mean diameter about 0.75 mm) in a fine-grained dark brownish matrix that contains sulfides and abundant Fe-hydroxide alteration products. Only one small FeNi metal detected in the section studied.

Data from:
  MB111
  Table 0
  Line 0:
Place of purchase:Nouadhibou, Mauritania
Date:P November, 2021
Mass (g):42
Pieces:1
Class:LL3
Shock stage:S1
Weathering grade:W3
Fayalite (mol%):11.8±10.9 (1.5-36.7, n=16)
Ferrosilite (mol%):12.6±7.9 (3.4-28.9, n=16)
Wollastonite (mol%):0.8±0.7 (0.2-3.2, n=16)
Magnetic suscept.:3.18
Classifier:A. Greshake, MNB
Type spec mass (g):10.6
Type spec location:MNB
Main mass:Salamu Ali
Comments:Submitted by Ansgar Greshake
Institutions
   and collections		 MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Catalogs:
References: Published in Gattacceca J., McCubbin F. M., Grossman J. N., Schrader D. L., Chabot N. L., D’Orazio M., Goodrich C., Greshake A., Gross J., Joy K. H., Komatsu M. and Miao B. (2023) The Meteoritical Bulletin, No. 111. Meteoritics & Planetary Science 58, 901–904. ?
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Photos:
CreditPhotos
Public domain photographs:
Ansgar Greshake   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names)
Also see:
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Revision
  history:
  This lists important revisions made to data for this record.

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