Meteoritical Bulletin: Entry for Northwest Africa 6260

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Northwest Africa 6260

Basic information

Name: Northwest Africa 6260
This is an OFFICIAL meteorite name.
Abbreviation: NWA 6260
Observed fall: No
Year found: 2010
Country: (Northwest Africa)
Mass: 1130 g

Classification
history:

Meteoritical Bulletin:	MB 102	(2013)	LL7
Recommended:			LL7 [explanation]

This is 1 of 93 approved meteorites classified as LL7. [show all]
Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)

Comments:

Approved 22 Oct 2013

Writeup

Writeup from MB 102:

Northwest Africa 6260 (NWA 6260)

(Northwest Africa)

Purchased: 2010 Apr

Classification: Ordinary chondrite (LL7)

History: Purchased in 2010 April by Hanno Strufe from a Moroccan dealer in Erfoud.

Physical characteristics: A single 1130 g greenish stone with partial fusion crust.

Petrography: (A. Irving and S. Kuehner, UWS) Poikiloblastic texture with no chondrules. Constituent minerals are olivine, orthopyroxene, clinopyroxene, sodic plagioclase, chromite, chlorapatite, altered kamacite and troilite.

Geochemistry: Olivine Fa_31.8-32.0, orthopyroxene Fs_25.1-25.3Wo_3.2-3.5, clinopyroxene Fs_12.7-13.3Wo_39.7-38.2.

Classification: Ordinary chondrite LL7. This specimen has a poikiloblastic texture with no chondrules but Fa range is consistent with LL.

Specimens: A total of 22.5 g of material and one polished thin section are on deposit at UWB. Mr. H. Strufe holds the main mass.

Data from:
  MB102
  Table 0
  Line 0:

Place of purchase:	Erfoud
Date:	P 2010 Apr
Mass (g):	1130
Pieces:	1
Class:	LL7
Shock stage:	low
Weathering grade:	low
Fayalite (mol%):	31.8-32.0 (n=5)
Ferrosilite (mol%):	25.1-25.3
Wollastonite (mol%):	3.2-3.5
Classifier:	A. Irving and S. Kuehner, UWS
Type spec mass (g):	22.5
Type spec location:	UWB
Main mass:	H. Strufe
Comments:	H135; 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, Box 353010 Seattle, WA 98195, United States (institutional address; updated 27 Jul 2012)

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)
bphd
eraserhead
Gregor H.

Geography:

Coordinates:

Unknown.

Statistics:
This is 1 of 9116 approved meteorites from (Northwest Africa) (plus 1873 unapproved names)

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