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Northwest Africa 14566 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 14566 This is an OFFICIAL meteorite name. Abbreviation: NWA 14566 Observed fall: No Year found: 2021 Country: (Northwest Africa) Mass: 50 g | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 86 approved meteorites (plus 1 unapproved name) classified as Winonaite. [show all] Search for other: Primitive achondrites, Winonaites | ||||||||||||||||||||||||||||||
Comments: | Approved 25 May 2022 | ||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 111:
Northwest Africa 14566 (NWA 14566) (Northwest Africa) Purchased: 2021 Oct Classification: Primitive achondrite (Winonaite) History: Purchased by Juan Poblador in October 2021 from a dealer in Errachidia, Morocco. Petrography: (A. Irving, UWS and P. Carpenter, WUSL) Triple grain junction texture (mean grainsize ~100 µm). Composed of forsterite, enstatite, diopside, and altered kamacite with accessory sodic plagioclase, troilite and minor secondary barite. Geochemistry: Forsterite (Fa0.8-1.1, FeO/MnO = 2-3, N = 4), enstatite (Fs1.5Wo0.4, FeO/MnO = 7; Fs4.6-4.8Wo1.8-2.2, FeO/MnO = 5; N = 5), diopside (Fs1.2-2.3Wo45.9-44.1, FeO/MnO = 3, N = 4), plagioclase (Ab85.2An10.8Or4.0). Classification: Winonaite. Specimens: 11.5 g in the form of a polished endcut at UWB; remainder with Mr. J. Poblador. | ||||||||||||||||||||||||||||||
Data from: MB111 Table 0 Line 0: |
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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) WUSL: Washington Univ., One Brookings Drive, St. Louis, MO 63130, United States (institutional address; updated 17 Oct 2011) UWB: University of Washington, Burke Museum of Natural History and Culture, Box 353010 Seattle, WA 98195, United States (institutional address; updated 9 Oct 2023) |
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Catalogs: |
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References: | Published in Gattacceca J., McCubbin F. M., Grossman J. N., Schrader D. L., Chabot N. L., D’Orazio M., Goodrich C., Greshake A., Gross J., Joy K. H., Komatsu M. and Miao B. (2023) The Meteoritical Bulletin, No. 111. Meteoritics & Planetary Science 58, 901–904. ?
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Geography: |
Statistics: This is 1 of 9627 approved meteorites from (Northwest Africa) (plus 1865 unapproved names) | ||||||||||||||||||||||||||||||
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Revision history: |
This lists important revisions made to data for this record.
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