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Northwest Africa 12251
Basic information Name: Northwest Africa 12251
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 12251
Observed fall: No
Year found: 2017
Country: (Northwest Africa)
Mass:help 182 g
Classification
  history:
Meteoritical Bulletin:  MB 107  (2018)  H4
Recommended:  H4    [explanation]

This is 1 of 6493 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 8 Nov 2018
Data from:
  MB107
  Table 0
  Line 0:
State/Prov/County:Morocco, Laayoun
Place of purchase:Genova
Date:P May 2017
Mass (g):182
Pieces:2
Class:H4
Shock stage:S3
Weathering grade:W2
Fayalite (mol%):19.2±0.3 (n=7)
Ferrosilite (mol%):16.6±0.5 (n=6)
Wollastonite (mol%):1.3±0.1
Classifier:Vanni Moggi Cecchi, Stefano Caporali, Giovanni Pratesi
Type spec mass (g):32.0
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. 107, MAPS 55, 460-462
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7 approved meteorites from Morocco, Laayoun, (Northwest Africa)
     This is 1 of 9710 approved meteorites from (Northwest Africa) (plus 1853 unapproved names)
Also see:
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Revision
  history:
  This lists important revisions made to data for this record.

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