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Northwest Africa 4372
Basic information Name: Northwest Africa 4372
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 4372
Observed fall: No
Year found: 2005
Country: (Northwest Africa)
Mass:help 64.8 g
Classification
  history:
Meteoritical Bulletin:  MB 92  (2007)  CK4
Recommended:  CK4    [explanation]

This is 1 of 104 approved meteorites classified as CK4.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (equilibrated), CK chondrites, CK chondrites (type 4-6), and CV-CK clan chondrites
Comments: Approved 24 Jul 2007
Writeuphelp
Writeup from MB 92:

Northwest Africa 4372

Northwest Africa

Find: 2005

Carbonaceous chondrite (CK4)

History: An anonymous finder recovered the meteorite in the western part of the Sahara. The main mass holder purchased the sample at a mineral fair in Munich, Germany in 2005.

Physical characteristics: One stone of 64.8 g was recovered.

Petrography: (A. Greshake, MNB). The meteorite consists of sharply defined chondrules, mineral fragments, and large CAIs set into a fine-grained matrix. Minor phases include feldspar, Cr-rich magnetite and Ca-pyroxene.

Mineral compositions: Olivine (Fa24.6-28.8); low-Ca pyroxene (Fs1.2-24.1). Oxygen Isotopes:  (I. A. Franchi and R. C. Greenwood, OU) δ17O = -3.26, δ18O = 0.40, Δ17O = -3.46 (all ‰).

Classification: Carbonaceous chondrite (CK4); minimal shock, extensive weathering.

Type specimens: A total of 13.5 g plus one polished thin section are on deposit at MNB. HSSH holds the main mass.

Data from:
  MB92
  Table 2
  Line 55:
Place of purchase:Munich, Germany
Date:2005
Mass (g):64.8
Pieces:1
Class:CK4
Type spec mass (g):13.5
Plots: O isotopes:  
Institutions
   and collections
MNB: Museum für Naturkunde, Invalidenstrasse 43, D-10115 Berlin, Germany (institutional address)
OU: Planetary and Space Sciences Department of Physical Sciences The Open University Walton Hall Milton Keynes MK7 6AA United Kingdom, United Kingdom (institutional address; updated 8 Dec 2011)
HSSH: Hanno Strufe, Langenbergstr. 32, 66954 Pirmasens, Germany; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 92, MAPS 42, 1647-1694 (2007)
Find references in NASA ADS:
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Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6752 approved meteorites from (Northwest Africa) (plus 2052 unapproved names)

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