![]() |
||
|
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: ![]() | ||||||||||||
Classification history: |
This is 1 of 119 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 | ||||||||||||
Writeup![]() |
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: |
|
||||||||||||
Plots: | O isotopes: | ||||||||||||
Institutions and collections |
MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011) 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)
| ||||||||||||
Geography: |
Statistics: This is 1 of 8904 approved meteorites from (Northwest Africa) (plus 1871 unapproved names) |