Meteoritical Bulletin: Entry for Northwest Africa 3116

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Northwest Africa 3116

Basic information

Name: Northwest Africa 3116
This is an OFFICIAL meteorite name.
Abbreviation: NWA 3116
Observed fall: No
Year found: 2002
Country: Morocco
Mass: 27 g

Classification
history:

Meteoritical Bulletin:	MB 89	(2005)	CK5
MetBase:	v. 7.1	(2006)	CK5
Recommended:			CK5 [explanation]

This is 1 of 217 approved meteorites classified as CK5. [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (equilibrated), CK chondrites, CK chondrites (type 4-6), and CV-CK clan chondrites

Writeup

Writeup from MB 89:

Northwest Africa 3116

Northwest Africa

Found 2002

Carbonaceous chondrite (CK5)

A 27 g stone was purchased in Erfoud, Morocco in 2002. Description and classification (T. Bunch and J. Wittke, NAU): contains numerous amoeboid and melilite-spinel – rich CAIs; well crystallized matrix of mostly fine-grained olivine (Fa_35.4), plagioclase (An_39.5), magnetite (Cr₂O₃, 2.93 wt. %; Al₂O₃, 2.85 wt. %; MgO, 0.65 wt. %; P₂O₅, 0.35 wt. %; TiO₂, 0.85 wt. %; NiO, 0.43 wt. %; CoO, 0.26 wt. %), and troilite. Several large xenoliths of shock-melted/crystallized material contains bundles of Ca-rich pyroxene (Fs_14.1Wo_49.1) set in a groundmass of microns-size, Ca-poor pyroxenes (Fs_34.2Wo_2.0) and pentlandite (Ni = 36.7 wt. %). Shock level, S3 (xenoliths, S6); low weathering grade. Specimens: 5.4 g, NAU; main mass Hupé.

Data from:
  MB89
  Table 7
  Line 457:

Origin or pseudonym:	Morocco
Place of purchase:	Erfoud
Date:	2003
Mass (g):	27
Pieces:	1
Class:	CK5
Shock stage:	S3
Classifier:
Type spec mass (g):	5.4

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. 89, MAPS 40, A201-A263 (2005)

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Photos:

Credit	Photos
Photos from the Encyclopedia of Meteorites:
Don Edwards
Photos uploaded by members of the Encyclopedia of Meteorites. (Caution, these are of unknown reliability)
Gerald Armstrong

Geography:

Morocco

Coordinates:

Unknown.

Statistics:
This is 1 of 2082 approved meteorites from Morocco (plus 31 unapproved names) (plus 1 impact crater)

Also see:

This lists the most popular meteorites among people who looked up this meteorite.

Revision
history:

This lists important revisions made to data for this record.

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