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Last update: 27 Nov 2022
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Northwest Africa 10431
Basic information Name: Northwest Africa 10431
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10431
Observed fall: No
Year found: 2014
Country: (Northwest Africa)
Mass:help 42 g
Classification
  history:
Meteoritical Bulletin:  MB 104  (2015)  H4
Recommended:  H4    [explanation]

This is 1 of 6388 approved meteorites (plus 2 unapproved names) classified as H4.   [show all]
Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 26 Nov 2015
Data from:
  MB104
  Table 0
  Line 0:
State/Prov/County:Morocco
Origin or pseudonym:Laayoun
Place of purchase:Genova
Date:P 2014
Mass (g):42
Pieces:1
Class:H4
Shock stage:S1
Weathering grade:W2
Fayalite (mol%):19.8±0.4 (n=6)
Ferrosilite (mol%):17.9±0.5 (n=7)
Wollastonite (mol%):1.2±0.1
Classifier:V. Moggi Cecchi, S. Caporali, G. Pratesi, MSN-FI
Type spec mass (g):8.9
Type spec location:MSN-FI
Main mass:Castellano
Comments:Submitted by Vanni Moggi Cecchi
Institutions
   and collections
MSN-FI: Museo di Storia Naturale “La Specola”, Sez. Mineralogia – Sistema Museale dell'Università degli Studi di Firenze Via Giorgio La Pira, 4 – 50121 Firenze, Italy; Website (institutional address; updated 24 Oct 2022)
Catalogs:
References: Published in Meteoritical Bulletin, no. 104, MAPS 52, 2284, Octover 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12930/full
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 23 approved meteorites from Morocco, (Northwest Africa)
     This is 1 of 8745 approved meteorites from (Northwest Africa) (plus 1880 unapproved names)

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