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Northwest Africa 5262
Basic information Name: Northwest Africa 5262
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 5262
Observed fall: No
Year found: 2005
Country: (Northwest Africa)
Mass:help 53.4 g
Classification
  history:
Recommended:  H5-melt breccia    [explanation]

This is 1 of 31 approved meteorites classified as H5-melt breccia.   [show all]
Search for other: H chondrites, H chondrites (type 4-7), Melted chondrites, Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 26 Mar 2022
Writeuphelp
Writeup from MB 111:

Northwest Africa 5262 (NWA 5262)

(Northwest Africa)

Purchased: 2005

Classification: Ordinary chondrite (H5, melt breccia)

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

Physical characteristics: Brownish fragment with some fusion crust.

Petrography: The meteorite is a melt breccia composed of up to 1 cm sized H5 chondritic clasts (plagioclase grain size about 30 µm) with sparse relict chondrules in abundant recrystallized shock melt rock with entrained partly resorbed mineral fragments and characteristic FeNi metal and sulfide spherules.

Data from:
  MB111
  Table 0
  Line 0:
Place of purchase:Erfoud, Morocco
Date:P 2005
Mass (g):53.4
Pieces:1
Class:H5-melt breccia
Shock stage:S4
Weathering grade:W4
Fayalite (mol%):17.7±0.2 (n=7)
Ferrosilite (mol%):15.7±0.1 (n=7)
Wollastonite (mol%):1.7±0.1 (n=7)
Classifier:A. Greshake, MNB
Type spec mass (g):11.8
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:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 8495 approved meteorites from (Northwest Africa) (plus 1899 unapproved names)

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