Meteoritical Bulletin: Entry for Northwest Africa 7310

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Northwest Africa 7310

Basic information

Name: Northwest Africa 7310
This is an OFFICIAL meteorite name.
Abbreviation: NWA 7310
Observed fall: No
Year found: 2012
Country: (Northwest Africa)
Mass: 89 g

Classification
history:

Meteoritical Bulletin:	MB 102	(2013)	CK4
Recommended:			CK4 [explanation]

This is 1 of 128 approved meteorites classified as CK4. [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (equilibrated), CK chondrites, CK chondrites (type 4-6), and CV-CK clan chondrites

Comments:

Approved 6 Sep 2013

Writeup

Writeup from MB 102:

Northwest Africa 7310 (NWA 7310)

(Northwest Africa)

Purchased: 2012 Feb

Classification: Carbonaceous chondrite (CK4)

History: Purchased by Gary Fujihara in February 2012 from a dealer in Zagora, Morocco.

Petrography: (A. Irving and S. Kuehner, UWS) Fresh specimen composed of well-formed, separated chondrules in a recrystallized matrix containing fairly abundant intermediate plagioclase, chromian magnetite and pentlandite.

Geochemistry: Olivine (Fa_27.6-27.9), orthopyroxene (Fs_25.3Wo_0.5), pigeonite (Fs_22.6Wo_6.9), augite (Fs_12.1Wo_37.1).

Classification: Carbonaceous chondrite (CK4).

Data from:
  MB102
  Table 0
  Line 0:

Place of purchase:	Zagora
Date:	P 2012 Feb
Mass (g):	89
Pieces:	1
Class:	CK4
Shock stage:	S2
Weathering grade:	W0
Fayalite (mol%):	27.6-27.9, n=3
Classifier:	A. Irving and S. Kuehner, UWS
Type spec mass (g):	17.9
Type spec location:	UWB
Main mass:	G. Fujihara
Comments:	GF12-5; 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)

Catalogs:

References:

Published in Meteoritical Bulletin, no. 102, MAPS 50, 1662, September 2015

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Photos:

Credit	Photos
Photos uploaded by members of the Encyclopedia of Meteorites. (Caution, these are of unknown reliability)
DCOM
Public domain photographs:
Gary Fujihara

Geography:

Coordinates:

Unknown.

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

Also see:

This lists the most popular meteorites among people who looked up this meteorite.

Revision
history:

This lists important revisions made to data for this record.

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