Meteoritical Bulletin: Entry for Northwest Africa 6703

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Northwest Africa 6703

Basic information

Name: Northwest Africa 6703
This is an OFFICIAL meteorite name.
Abbreviation: NWA 6703
Observed fall: No
Year found: 2011
Country: (Northwest Africa)
Mass: 11.5 g

Classification
history:

Meteoritical Bulletin:	MB 106	(2018)	CK6
Recommended:			CK6 [explanation]

This is 1 of 83 approved meteorites classified as CK6. [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (equilibrated), CK chondrites, CK chondrites (type 4-6), and CV-CK clan chondrites

Comments:

Approved 10 Apr 2017

Writeup

Writeup from MB 106:

Northwest Africa 6703 (NWA 6703)

(Northwest Africa)

Purchased: 2011 Jan

Classification: Carbonaceous chondrite (CK6)

Petrography: (A. Irving and S. Kuehner, UWS) Very sparse recrystallized chondrules (some with magnetite-rich rims) in a recrystallized matrix. Olivine, clinopyroxene, intermediate plagioclase, Cr-bearing magnetite and pentlandite. Fa contents and Fs contents in clinopyroxene are mutually consistent with this being an equilibrated chondrite.

Geochemistry: Ca-pyroxene Fs_9.4-10.Wo_47.3-48.1(N =2)

Data from:
  MB106
  Table 0
  Line 0:

Place of purchase:	Tucson
Date:	P 2011 Jan
Mass (g):	11.5
Pieces:	1
Class:	CK6
Shock stage:	S2
Weathering grade:	very low
Fayalite (mol%):	33.8±0.0
Classifier:	A. Irving and S. Kuehner, UWS
Type spec mass (g):	2.3
Type spec location:	UWB
Main mass:	GHupé
Comments:	GH-391; 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)
GHupé: Gregory M. Hupé, 9003 Placid Lakes Blvd., Lake Placid, FL 33852, United States; 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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Geography:

Coordinates:

Unknown.

Statistics:
This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names)

Also see:

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Revision
history:

This lists important revisions made to data for this record.

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