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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 383 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 Meteoritical Bulletin, no. 110, in preparation (2021)
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 8138 approved meteorites from (Northwest Africa) (plus 1941 unapproved names)

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