Meteoritical Bulletin: Entry for Northwest Africa 6618

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Northwest Africa 6618

Basic information

Name: Northwest Africa 6618
This is an OFFICIAL meteorite name.
Abbreviation: NWA 6618
Observed fall: No
Year found: 2011
Country: (Northwest Africa)
Mass: 237 g

Classification
history:

Meteoritical Bulletin:	MB 101	(2012)	Eucrite-mmict
Recommended:			Eucrite-mmict [explanation]

This is 1 of 281 approved meteorites classified as Eucrite-mmict. [show all]
Search for other: Achondrites, Eucrites, and HED achondrites

Comments:

Approved 29 Jul 2012

Data from:
  MB101
  Table 0
  Line 0:

Place of purchase:	Morocco
Date:	P 2011 Jan
Mass (g):	237
Pieces:	1
Class:	Eucrite-mmict
Weathering grade:	W3
Ferrosilite (mol%):	51±15 (33-69)
Classifier:	K. Metzler, IfP
Type spec mass (g):	20
Type spec location:	IfP
Main mass:	M. Graul
Comments:	Monomic brecciated ophitic to subophitic basalt with evenly distributed oxidized metal. Pigeonite with thin exsolution lamellae of augite. Ilmenite grains up to 150 µm. An 88.5±4.5 (78-94).; submitted by K. Metzler

Institutions
and collections

IfP: Institut für Planetologie, Wilhelm-Klemm-Str. 10, 48149 Münster, Germany (institutional address; updated 23 Jan 2012)

Catalogs:

References:

Published in Meteoritical Bulletin, no. 101, MAPS 50, 1661, September 2015

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Photos:

Credit	Photos
Photos uploaded by members of the Encyclopedia of Meteorites. (Caution, these are of unknown reliability)
Achim Sven Faforke
Andreas Grünemeyer
METEORITICON
Mirko Graul
The Wilcox Collection of Meteorites