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Northwest Africa 6965
Basic information Name: Northwest Africa 6965
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 6965
Observed fall: No
Year found: 2011
Country: (Northwest Africa)
Mass:help 331 g
Classification
  history:
Meteoritical Bulletin:  MB 105  (2016)  R5
Recommended:  R5    [explanation]

This is 1 of 38 approved meteorites classified as R5.   [show all]
Search for other: Rumuruti chondrites, Rumuruti chondrites (type 4-7)
Comments: Approved 24 Sep 2016
Writeuphelp
Writeup from MB 105:

Northwest Africa 6965 (NWA 6965)

(Northwest Africa)

Purchased: 2011

Classification: Rumuruti chondrite (R5)

History: The meteorite was bought in 2011 from a local meteorite dealer in Erfoud, Morocco.

Physical characteristics: The meteorite displays a light brownish to orange interior and appears unbrecciated in the thin section studied.

Petrography: The meteorite is composed of typically 0.4 mm sized chondrules and mineral fragments set in a fine-grained groundmass. Ferroan olivine is the dominant mineral phase in all lithologies. Minor phases include albitic feldspar, orthopyroxene, augite, chromite, pentlandite and pyrrhotite. FeNi metal is virtually absent. Olivine and pyroxene are compositionally equilibrated

Data from:
  MB105
  Table 0
  Line 0:
Place of purchase:Erfoud, Morocco
Date:P 2011
Mass (g):331
Pieces:1
Class:R5
Shock stage:S2
Weathering grade:W3
Fayalite (mol%):36.9±0.2, n=11
Ferrosilite (mol%):28.5±0.2, n=14
Wollastonite (mol%):1.4±0.4, n=14
Classifier:A. Greshake, MNB
Type spec mass (g):20.6
Type spec location:MNB
Main mass:Stefan Ralew
Comments:Submitted by Ansgar Greshake
Institutions
   and collections		 MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Ralew: Stefan Ralew, Kunibertstraße 29, 12524 Berlin, Germany; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 105, MAPS 52, 2411, September 2017. http://onlinelibrary.wiley.com/doi/10.1111/maps.12944/full
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Geography: 
Coordinates:Unknown.

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

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