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Northwest Africa 12652
Basic information Name: Northwest Africa 12652
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 12652
Observed fall: No
Year found: 2018
Country: (Northwest Africa)
Mass:help 169 g
Classification
  history:
Recommended:  H3    [explanation]

This is 1 of 594 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 23 May 2019
Writeuphelp
Writeup from MB 108:

Northwest Africa 12652 (NWA 12652)

(Northwest Africa)

Purchased: 2018

Classification: Ordinary chondrite (H3)

History: The meteorite was purchased from a Morrocan dealer at the mineral show in Hamburg, Germany.

Petrography: The meteorite displays a chondritic texture with small well defined and mostly rounded chondrules (mean diameter about 0.4 mm) and fine-grained matrix containing sulfides and some FeNi metal. Most of the metal has been altered to Fe-oxides.

Data from:
  MB108
  Table 0
  Line 0:
Place of purchase:Hamburg, Germany
Date:P 2018
Mass (g):169
Pieces:1
Class:H3
Shock stage:S1
Weathering grade:W3
Fayalite (mol%):10.0±8.0 (0.5-21.2, n=37)
Ferrosilite (mol%):13.3±8.0 (3.3-27.2, n=34)
Wollastonite (mol%):1.3±1.2 (0.2-4.0, n=34)
Magnetic suscept.:4.92
Classifier:A. Greshake, MNB
Type spec mass (g):21.6
Type spec location:MNB
Main mass:Andreas Gränemeyer
Comments:Submitted by Ansgar Greshake
Institutions
   and collections
MNB: Museum für Naturkunde, Invalidenstrasse 43, D-10115 Berlin, Germany (institutional address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 108, in preparation (2019)
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6984 approved meteorites from (Northwest Africa) (plus 2008 unapproved names)

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