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Northwest Africa 14478
Basic information Name: Northwest Africa 14478
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14478
Observed fall: No
Year found: 2021
Country: (Northwest Africa)
Mass:help 317 g
Classification
  history:
Recommended:  LL4    [explanation]

This is 1 of 387 approved meteorites classified as LL4.   [show all]
Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 23 Nov 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 14478 (NWA 14478)

(Northwest Africa)

Purchased: 2021 Sept

Classification: Ordinary chondrite (LL4)

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

Physical characteristics: Two brownish fragments with some fusion crut.

Petrography: Ordinary chondrite with clearly defined, flattened and well packed chondrules (mean diameter about 0.9 mm) in a more fine-grained light brownish matrix that contains sulfides and rare FeNi metal.

Data from:
  MB110
  Table 0
  Line 0:
Place of purchase:Nouadhibou, Mauritania
Date:P 2021 Sept
Mass (g):317
Pieces:2
Class:LL4
Shock stage:S2
Weathering grade:W2
Fayalite (mol%):29.5±0.1 (n=5)
Ferrosilite (mol%):21.8±3.2 (14.2-24.5, n=11)
Wollastonite (mol%):1.5±0.8 (0.2-2.0, n=11)
Magnetic suscept.:4.03
Classifier:A. Greshake, MNB
Type spec mass (g):32
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., 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: 
Coordinates:Unknown.

Statistics:
     This is 1 of 8777 approved meteorites from (Northwest Africa) (plus 1879 unapproved names)

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