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Northwest Africa 13207
Basic information Name: Northwest Africa 13207
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 13207
Observed fall: No
Year found: 2019
Country: (Northwest Africa)
Mass:help 81 g
Classification
  history:
Recommended:  H5-6    [explanation]

This is 1 of 125 approved meteorites classified as H5-6.   [show all]
Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 29 Feb 2020
Writeuphelp
Writeup from MB 109:

Northwest Africa 13207 (NWA 13207)

(Northwest Africa)

Purchased: 2019

Classification: Ordinary chondrite (H5-6)

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

Physical characteristics: Brownish rock without fusion crust.

Petrography: The meteorite a chondritic breccia composed of up to 2 cm sized H5-type fragments (plagioclase grain size is about 30 µm) set into H6-type matrix (plagioclase grain size is about 60 µm).

Data from:
  MB109
  Table 0
  Line 0:
Place of purchase:Hamburg, Germany
Date:P 2019
Mass (g):81
Pieces:1
Class:H5-6
Shock stage:S2
Weathering grade:W1
Fayalite (mol%):16.4±0.3 (n=11)
Ferrosilite (mol%):13.3±0.1 (n=10)
Wollastonite (mol%):1.0±0.1 (n=10)
Magnetic suscept.:5.39
Classifier:A. Greshake, MNB
Type spec mass (g):17.5
Type spec location:MNB
Main mass:Hanno Strufe
Comments:Submitted by Ansgar Greshake
Institutions
   and collections
MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Catalogs:
References: Published in Meteoritical Bulletin, no. 109, in preparation (2020)
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7885 approved meteorites from (Northwest Africa) (plus 1958 unapproved names)

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