Meteoritical Bulletin: Entry for Northwest Africa 1794

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Northwest Africa 1794

Basic information

Name: Northwest Africa 1794
This is an OFFICIAL meteorite name.
Abbreviation: NWA 1794
Observed fall: No
Year found: 2002
Country: (Northwest Africa)
Mass: 398 g

Classification
history:

Meteoritical Bulletin:	MB 87	(2003)	LL5
MetBase:	v. 7.1	(2006)	LL5
Recommended:			LL5 [explanation]

This is 1 of 3298 approved meteorites (plus 1 unapproved name) classified as LL5. [show all]
Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)

Data from:
  MB87
  Table 8
  Line 282:

Place of purchase:	Safsaf
Date:	Oct 2002
Mass (g):	398
Pieces:	1
Class:	LL5
Shock stage:	S2
Weathering grade:	W1
Fayalite (mol%):	30.2
Ferrosilite (mol%):	24.3
Classifier:	T. Bunch and J. Wittke, NAU
Type spec mass (g):	20.0

Institutions
and collections

NAU: Geology, Bldg 12 Knoles Dr Northern Arizona University, Flagstaff, AZ 86011, United States; Website (institutional address; updated 12 Apr 2012)

Catalogs:

References:

Published in Meteoritical Bulletin, no. 87, MAPS 38, A189-A248 (2003)

Find references in NASA ADS:
Find references in Google Scholar:

Photos:

Credit	Photos
Photos from the Encyclopedia of Meteorites:
Don Edwards
Meteorites Australia
Photos uploaded by members of the Encyclopedia of Meteorites. (Caution, these are of unknown reliability)
ale bartolommei-giulio M.
Andreas Grünemeyer
Argus Rocks
Edward Krikorian
Franco Vignato
Gerald Armstrong
Jean-Michel Masson
Jim K