| MetSoc Home Publications Contacts |
|
||
|
||
| Northwest Africa 2359 | |||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Basic information | Name: Northwest Africa 2359 This is an OFFICIAL meteorite name. Abbreviation: NWA 2359 Observed fall: No Year found: 2004 Country: (Northwest Africa) Mass:  1298 g | ||||||||||||||||||||||
| Classification history: |
This is 1 of 508 approved meteorites (plus 1 unapproved name) classified as Eucrite. [show all] Search for other: Achondrites, Eucrites, and HED achondrites | ||||||||||||||||||||||
| Writeup |
Writeup from MB online:
Northwest Africa 2359 Northwest Africa Found 2004 Achondrite (eucrite) A 1298 g single stone with partial fusion crust was purchased in Erfoud, Morocco in 2004 March. Description and classification (T. Bunch and J. Wittke, NAU): highly shocked, polymict eucrite breccia; up to 80 vol. % of basalt clasts and mineral fragments were recrystallized into fine-grained masses (S5). In addition, earlier generated breccia clasts are present and are equally shocked; similar to NWA 2124. Average compositions are: low-Ca pyroxene, Fs54.6Wo3.2; pigeonite, Fs46.4Wo12.5; augite, Fs26.Wo40.8; plagioclase, An91.5; chromite, cr# = 87. Lightly weathered. Specimens: type specimen 21.1 g, NAU; main mass, Burkard. | ||||||||||||||||||||||
| Data from: MB89 Table 7 Line 200: |
|
||||||||||||||||||||||
| Institutions and collections |
NAU: Geology, Bldg 12
Knoles Dr
Northern Arizona University, Flagstaff, AZ 86011, United States; Website (institutional address; updated 12 Apr 2012) Burkard: Horst Burkard, Bonn, Germany (private address) |
||||||||||||||||||||||
| Catalogs: |
| ||||||||||||||||||||||
| References: | Published in Meteoritical Bulletin, no. 89, MAPS 40, A201-A263 (2005)
| ||||||||||||||||||||||
| Geography: |
Statistics: This is 1 of 7810 approved meteorites from (Northwest Africa) (plus 1971 unapproved names) | ||||||||||||||||||||||