![]() |
||
|
Northwest Africa 10143 | |||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Basic information | Name: Northwest Africa 10143 This is an OFFICIAL meteorite name. Abbreviation: NWA 10143 Observed fall: No Year found: 2013 Country: (Northwest Africa) Mass: ![]() | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 602 approved meteorites (plus 1 unapproved name) classified as CV3. [show all] Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CV chondrites, and CV-CK clan chondrites | ||||||||||||||||||||||||||||||
Comments: | Approved 30 Jun 2015 | ||||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 104:
Northwest Africa 10143 (NWA 10143) (Northwest Africa) Purchased: 2013 Sep Classification: Carbonaceous chondrite (CV3) History: Purchased by John Curchin in September 2013 from a Moroccan dealer at the Denver Show. Petrography: (A. Irving and S. Kuehner, UWS) Mostly granular and some BO chondrules (average diameter 1.2 mm, up to 2.2 mm in diameter, some with concentric dust rims) plus amoeboid, fine grained CAI (up to 2.7 mm across) are set in a red-brown altered matrix. The proportion of matrix is 30 vol%. Geochemistry: Olivine (Fa0.9-11.2, N = 4), orthopyroxene (Fs1.0-1.1Wo1.2-0.8, N = 2), clinopyroxene (Fs0.7-0.9Wo40.3-46.8, N = 2). Classification: Carbonaceous chondrite (CV3). Specimens: 4.26 g including one polished thin section at UWB. The remainder is held by Mr. J. Curchin. | ||||||||||||||||||||||||||||||
Data from: MB104 Table 0 Line 0: |
|
||||||||||||||||||||||||||||||
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) UWB: University of Washington, Box 353010 Seattle, WA 98195, United States (institutional address; updated 27 Jul 2012) |
||||||||||||||||||||||||||||||
Catalogs: |
| ||||||||||||||||||||||||||||||
References: | Published in Meteoritical Bulletin, no. 104, MAPS 52, 2284, Octover 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12930/full
| ||||||||||||||||||||||||||||||
Geography: |
Statistics: This is 1 of 8904 approved meteorites from (Northwest Africa) (plus 1871 unapproved names) |