Meteoritical Bulletin: Entry for Northwest Africa 10652

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Northwest Africa 10652

Basic information

Name: Northwest Africa 10652
This is an OFFICIAL meteorite name.
Abbreviation: NWA 10652
Observed fall: No
Year found: 2015
Country: (Northwest Africa)
Mass: 146.1 g

Classification
history:

Meteoritical Bulletin:	MB 106	(2018)	Lodranite
Recommended:			Lodranite [explanation]

This is 1 of 94 approved meteorites classified as Lodranite. [show all]
Search for other: Acapulcoite-lodranite family, Lodranites, and Primitive achondrites

Comments:

Approved 1 Mar 2017

Writeup

Writeup from MB 106:

Northwest Africa 10652 (NWA 10652)

(Northwest Africa)

Purchased: 2015 Nov

Classification: Primitive achondrite (Lodranite)

History: Purchased by Fabien Kuntz in November 2015 from a Moroccan dealer at the Munich Show.

Petrography: (A. Irving and S. Kuehner, UWS) Matrix-poor breccia with clasts composed predominantly of protogranular olivine (to 8 mm), with subordinate clinopyroxene, plus accessory chromite, Ni-free metal and pyrrhotite. Minor secondary calcite is present along fractures.

Geochemistry: Olivine (Fa_10.6-11.3, FeO/MnO = 28-37, N = 3), clinopyroxene (Fs_4.0-4.6Wo_44.5-44.2, FeO/MnO = 12, N = 3).

Classification: Lodranite breccia.

Specimens: 21.84 g including one polished thin section at PSF; remainder with Kuntz.

Data from:
  MB106
  Table 0
  Line 0:

Place of purchase:	Munich
Date:	P 2015 Nov
Mass (g):	146.1
Pieces:	1
Class:	Lodranite
Shock stage:	low
Weathering grade:	low
Fayalite (mol%):	10.6-11.3
Ferrosilite (mol%):	4.0-4.6
Wollastonite (mol%):	44.5-44.2
Classifier:	A. Irving and S. Kuehner, UWS
Type spec mass (g):	21.84
Type spec location:	PSF
Main mass:	F. Kuntz
Comments:	K285; submitted by A. Irving

Institutions
and collections

PSF: Planetary Studies Foundation,10 Winterwood Lane, Unit B, Galena, Illinois 61036-9283, United States; Website (institutional address; updated 1 Dec 2011)
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
Kuntz: Fabien Kuntz, France; Website (private address)

Catalogs:

References:

Published in Gattacceca J., Bouvier A., Grossman J., Metzler K., and Uehara M. (2019) Meteoritical Bulletin, no. 106. Meteorit. Planet. Sci. 54 in press.

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Photos:

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

Geography:

Coordinates:

Unknown.

Statistics:
This is 1 of 9914 approved meteorites from (Northwest Africa) (plus 1841 unapproved names)

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