| MetSoc Home Publications Contacts |
|
||
|
||
| Northwest Africa 6953 | |||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Basic information | Name: Northwest Africa 6953 This is an OFFICIAL meteorite name. Abbreviation: NWA 6953 Observed fall: No Year found: 2011 Country: (Northwest Africa) Mass:  4.16 kg | ||||||||||||||||||||||||||||||
| Classification history: |
This is 1 of 279 approved meteorites classified as Mesosiderite. [show all] Search for other: Mesosiderites, Metal-rich meteorites | ||||||||||||||||||||||||||||||
| Comments: | Approved 23 Apr 2012 | ||||||||||||||||||||||||||||||
| Writeup |
Writeup from MB 100:
Northwest Africa 6953 (NWA 6953) (Northwest Africa) Purchased: Sept 2011 Classification: Mesosiderite Petrography: The primary metal in this specimen (originally ~30-40 vol.%) has been almost entirely altered by terrestrial weathering, with minor amounts of remnant kamacite and taenite. The other constituent minerals are orthopyroxene, very calcic plagioclase, and troilite. Geochemistry: Orthopyroxene (Fs24.9Wo2.5, Fs31.8Wo3.3, Fe/Mn=30), olivine (Fa37.6-37.9, Fe/Mn=46-47). | ||||||||||||||||||||||||||||||
| Data from: MB100 Table 1 Line 1554: |
|
||||||||||||||||||||||||||||||
| Institutions and collections |
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012) |
||||||||||||||||||||||||||||||
| Catalogs: |
| ||||||||||||||||||||||||||||||
| References: | Published in Meteoritical Bulletin, no. 100, MAPS 49, E1-E101 (2014)
| ||||||||||||||||||||||||||||||
| Photos: |
| ||||||||||||||||||||||||||||||
| Geography: |
Statistics: This is 1 of 9914 approved meteorites from (Northwest Africa) (plus 1841 unapproved names) | ||||||||||||||||||||||||||||||