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Northwest Africa 11854 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 11854 This is an OFFICIAL meteorite name. Abbreviation: NWA 11854 Observed fall: No Year found: 2005 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 4 Jul 2018 | ||||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 107:
Northwest Africa 11854 (NWA 11854) (Northwest Africa) Purchased: 2005 Classification: Carbonaceous chondrite (CV3) History: Purchased by an anonymous collector from a dealer at the Munich Show in 2005, subsequently acquired by the Hollis Collection and then donated to PSF. Petrography: (A. Irving and S. Kuehner, UWS) Granular chondrules (apparent diameter 960±360 µm, N = 20) and irregularly shaped, very fine grained CAI are set in a fine grained matrix (40 vol.%, red-brown in thin section). Geochemistry: Olivine (Fa0.2-41.0, N = 3), orthopyroxene (Fs0.9-1.2Wo3.8-0.7, N = 3), clinopyroxene (Fs0.9-1.2Wo39.4-35.3; Fs45.1Wo50.3; N = 3). Classification: Carbonaceous chondrite (CV3). Specimens: The entire specimen including one polished thin section is at PSF. | ||||||||||||||||||||||||||||||
Data from: MB107 Table 0 Line 0: |
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Institutions and collections |
PSF: Planetary Studies Foundation,10 Winterwood Lane, Unit B, Galena, Illinois 61036-9283, United States; Website (institutional address; updated 1 Dec 2011) UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 107, MAPS 55, 460-462
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Geography: |
Statistics: This is 1 of 8904 approved meteorites from (Northwest Africa) (plus 1871 unapproved names) |