Meteoritical Bulletin: Entry for Northwest Africa 6312

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Northwest Africa 6312

Basic information

Name: Northwest Africa 6312
This is an OFFICIAL meteorite name.
Abbreviation: NWA 6312
Observed fall: No
Year found: 2009
Country: (Northwest Africa)
Mass: 1496 g

Classification
history:

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

This is 1 of 660 approved meteorites classified as Ureilite. [show all]
Search for other: Achondrites, Ureilites

Comments:

Approved 10 Dec 2013

Data from:
  MB102
  Table 0
  Line 0:

Place of purchase:	Erfoud, Morocco
Date:	P 2009
Mass (g):	1496
Pieces:	1
Class:	Ureilite
Shock stage:	low
Weathering grade:	low
Fayalite (mol%):	18.9
Ferrosilite (mol%):	15.9
Wollastonite (mol%):	8.2
Classifier:	A. Greshake, MNB
Type spec mass (g):	23.6
Type spec location:	MNB
Main mass:	Beat Booz
Comments:	The meteorite consists predominantly of up to 1.5 mm sized blocky olivine and pigeonite grains. Olivine shows characteristic reduced rims. Carbon is present as graphite. Reduced rims in olivine: Fa4.9-13.7.; submitted by Ansgar Greshake

Institutions
and collections

MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)

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)
Beat Booz

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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