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Northwest Africa 5273
Basic information Name: Northwest Africa 5273
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 5273
Observed fall: No
Year found: 2006
Country: (Northwest Africa)
Mass:help 142.7 g
Classification
  history:
Recommended:  H3    [explanation]

This is 1 of 663 approved meteorites (plus 2 unapproved names) classified as H3.   [show all]
Search for other: H chondrites, H chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Comments: Approved 12 Feb 2022
Writeuphelp
Writeup from MB 111:

Northwest Africa 5273 (NWA 5273)

(Northwest Africa)

Purchased: 2006

Classification: Ordinary chondrite (H3)

History: The meteorite was purchased from a local meteorite dealer in Erfoud, Morocco.

Physical characteristics: Brownish rock with minor fusion crust.

Petrography: The meteorite shows a light brownish interior and a chondritic texture with small sharply outlined, mostly rounded and separated chondrules (apparent mean diameter about 0.4 mm). The fine-grained matrix contains sulfides and abundant FeNi metal partly altered to Fe-oxides and -hydroxides.

Data from:
  MB111
  Table 0
  Line 0:
Place of purchase:Erfoud, Morocco
Date:P 2006
Mass (g):142.7
Pieces:1
Class:H3
Shock stage:S1
Weathering grade:W2
Fayalite (mol%):15.3±9.8 (0.5-30.4, n=26)
Ferrosilite (mol%):10.2±8.7 (0.7-27.3, n=16)
Wollastonite (mol%):0.9±1.1 (0.3-3.8, n=16)
Magnetic suscept.:4.97
Classifier:A. Greshake, MNB
Type spec mass (g):20.6
Type spec location:MNB
Main mass:Christian Anger
Comments:Submitted by Ansgar Greshake
Institutions
   and collections
MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Anger: Christian Anger, Korngasse 6, 2405 Bad Deutsch-Altenburg, Austria; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 111, in preparation (2022)
Find references in NASA ADS:
Find references in Google Scholar:
Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Gerald Armstrong Photo added 19 Apr 2022
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 8559 approved meteorites from (Northwest Africa) (plus 1896 unapproved names)

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