Meteoritical Bulletin: Entry for Northwest Africa 10393

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Northwest Africa 10393

Basic information

Name: Northwest Africa 10393
This is an OFFICIAL meteorite name.
Abbreviation: NWA 10393
Observed fall: No
Year found: 2015
Country: (Northwest Africa)
Mass: 178 g

Classification
history:

Meteoritical Bulletin:	MB 104	(2015)	CO3
Recommended:			CO3 [explanation]

This is 1 of 653 approved meteorites (plus 2 unapproved names) classified as CO3. [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CM-CO clan chondrites, and CO chondrites

Comments:

Approved 10 Dec 2015

Writeup

Writeup from MB 104:

Northwest Africa 10393 (NWA 10393)

(Northwest Africa)

Purchased: 2015 Jun

Classification: Carbonaceous chondrite (CO3)

History: Purchased by Fabien Kuntz in June 2015 at the Ste. Marie-aux-Mines Mineral Show.

Petrography: (A. Irving and S. Kuehner, UWS) Small chondrules, angular mineral fragments and small, fine-grained CAI are set in a reddish-brown matrix (~40 vol.%).

Geochemistry: Olivine (Fa_0.4-45.9, Cr₂O₃ in ferroan examples 0.02-0.06 wt.%, N = 7), orthopyroxene (Fs_1.1-2.8Wo_0.9-3.8, N = 3), clinopyroxene (Fs_0.7-4.7Wo_44.7-41.0).

Classification: Carbonaceous chondrite (CO3)

Specimens: 23.04 g including one polished thin section at PSF; main mass with Kuntz.

Data from:
  MB104
  Table 0
  Line 0:

Place of purchase:	Ste. Marie-aux-Mines
Date:	P 2015 Jun
Mass (g):	178
Pieces:	1
Class:	CO3
Shock stage:	S2
Weathering grade:	low
Fayalite (mol%):	0.4-45.9
Ferrosilite (mol%):	1.1-2.8
Wollastonite (mol%):	0.9-3.8
Classifier:	A. Irving and S. Kuehner, UWS
Type spec mass (g):	23.04
Type spec location:	PSF
Main mass:	F. Kuntz
Comments:	K282; 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 Meteoritical Bulletin, no. 104, MAPS 52, 2284, Octover 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12930/full

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Photos:

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

Geography:

Coordinates:

Unknown.

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

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