Meteoritical Bulletin: Entry for Northwest Africa 2068

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Northwest Africa 2068

Basic information

Name: Northwest Africa 2068
This is an OFFICIAL meteorite name.
Abbreviation: NWA 2068
Observed fall: No
Year found: 2002
Country: (Northwest Africa)
Mass: 134 g

Classification
history:

Meteoritical Bulletin:	MB 88	(2004)	R3.8
MetBase:	v. 7.1	(2006)	R3.8
Recommended:			R3.8 [explanation]

This is 1 of 9 approved meteorites classified as R3.8. [show all]
Search for other: Rumuruti chondrites, Rumuruti chondrites (type 3)

Writeup

Writeup from MB 88:

Northwest Africa 2068

Morocco

Found 2002

Rumuruti chondrite (R3.8)

A 134 g partial stone was purchased in Erfoud, July 2003. Classification and mineralogy (T. Bunch and J. Wittke, NAU): unbrecciated, unequilibrated with little matrix olivine; chondrule mesostasis poorly crystallized. Matrix olivine, Fa_{39.5 ± 1.8}; chondrule and matrix olivine range, Fa_15.3-42; opx, Fs_20.5Wo_0.5; poorly crystallized plagioclase, An_10.2Or₄; pentlandite, Ni = 30.4 wt %, Co = 1.3 %; chromite, Cr/(Cr+Al) = 0.91. Shock stage, S2: weathering grade, W2. Specimens: 23.2 g. NAU; main mass, Boswell.

Data from:
  MB88
  Table 4
  Line 155:

Date:	2002
Mass (g):	134
Pieces:	1
Class:	R3.8

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. 88, MAPS 39, A215-A272 (2004)

Find references in NASA ADS:
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Geography:

Coordinates:

Unknown.

Statistics:
This is 1 of 7552 approved meteorites from (Northwest Africa) (plus 1969 unapproved names)

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