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Northwest Africa 12558
Basic information Name: Northwest Africa 12558
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 12558
Observed fall: No
Year found: 2017
Country: (Sahara)
Mass:help 281 g
Classification
  history:
Meteoritical Bulletin:  MB 108  (2020)  H4
Recommended:  H4    [explanation]

This is 1 of 6005 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 31 Mar 2019
Data from:
  MB108
  Table 0
  Line 0:
State/Prov/County:Morocco
Place of purchase:Morocco/Western Sahara
Date:P 2017
Mass (g):281
Pieces:1
Class:H4
Weathering grade:W2
Fayalite (mol%):18.2±0.2 (n=5)
Ferrosilite (mol%):12.7±3.4 (n=7, PMD 25%.)
Wollastonite (mol%):0.6±0.3
Magnetic suscept.:5.20
Classifier:L. Krämer Ruggiu. J. Gattacceca, CEREGE
Type spec mass (g):33.3
Type spec location:CEREGE
Main mass:R. Lenssen
Comments:Work name RL03; Chondrite with well preserved chondrules. Low-Ca pyroxenes are zoned.; submitted by Jérôme Gattacceca
Institutions
   and collections
CEREGE: CEREGE BP 80 Avenue Philibert, Technopole de l'Arbois 13545 Aix-en-Provence Cedex 4 France, France (institutional address; updated 29 Oct 2018)
Catalogs:
References: Published in Meteoritical Bulletin, no. 108 (2020) Meteorit. Planet. Sci. 55, 1146-1150
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is the only approved meteorite from Morocco, (Sahara)
     This is 1 of 1036 approved meteorites from (Sahara) (plus 1 unapproved name)

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