Meteoritical Bulletin: Entry for Northwest Africa 8265

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Northwest Africa 8265

Basic information

Name: Northwest Africa 8265
This is an OFFICIAL meteorite name.
Abbreviation: NWA 8265
Observed fall: No
Year found: 2014
Country: (Northwest Africa)
Mass: 227 g

Classification
history:

Meteoritical Bulletin:	MB 103	(2014)	Diogenite
Recommended:			Diogenite [explanation]

This is 1 of 522 approved meteorites classified as Diogenite. [show all]
Search for other: Achondrites, Diogenites, and HED achondrites

Comments:

Approved 18 May 2014

Writeup

Writeup from MB 103:

Northwest Africa 8265 (NWA 8265)

(Northwest Africa)

Purchased: 2014 Jan

Classification: HED achondrite (Diogenite)

History: Purchased by F. Kuntz in January 2014 from a dealer in Erfoud, Morocco.

Petrography: (A. Irving and S. Kuehner, UWS) Very fresh, coarse aggregate of interlocking grains (up to 6 mm) of orthopyroxene with accessory olivine, chromite and troilite.

Geochemistry: Orthopyroxene (Fs_25.4-25.9Wo_3.0-2.9, FeO/MnO = 29-32), olivine (Fa_25.8-26.2, FeO/MnO = 39-41).

Classification: Diogenite.

Specimens: 22.8 g including a polished thin section at UWB. The remainder is held by Kuntz.

Data from:
  MB103
  Table 0
  Line 0:

Place of purchase:	Erfoud
Date:	P 2014 Jan
Mass (g):	227
Pieces:	1
Class:	Diogenite
Shock stage:	low
Weathering grade:	low
Fayalite (mol%):	25.8-26.2
Ferrosilite (mol%):	25.4-25.9
Wollastonite (mol%):	3.0-2.9
Classifier:	A. Irving and S. Kuehner, UWS
Type spec mass (g):	22.8
Type spec location:	UWB
Main mass:	F. Kuntz
Comments:	K206; submitted by A. Irving

Institutions
and collections

UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
UWB: University of Washington, Burke Museum of Natural History and Culture, Box 353010 Seattle, WA 98195, United States (institutional address; updated 9 Oct 2023)
Kuntz: Fabien Kuntz, France; Website (private address)

Catalogs:

References:

Published in Meteoritical Bulletin, no. 103, MAPS 52, 1014, May 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12888/full

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Photos:

Credit	Photos
Photos uploaded by members of the Encyclopedia of Meteorites. (Caution, these are of unknown reliability)
Denis gourgues

Geography:

Coordinates:

Unknown.

Statistics:
This is 1 of 9710 approved meteorites from (Northwest Africa) (plus 1853 unapproved names)

Also see:

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Revision
history:

This lists important revisions made to data for this record.

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