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Northwest Africa 14343 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 14343 This is an OFFICIAL meteorite name. Abbreviation: NWA 14343 Observed fall: No Year found: 2020 Country: (Northwest Africa) Mass: 652 g | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 21 approved meteorites classified as LL6-melt breccia. [show all] Search for other: LL chondrites, LL chondrites (type 4-7), Melted chondrites, Ordinary chondrites, and Ordinary chondrites (type 4-7) | ||||||||||||||||||||||||||||||
Comments: | Approved 31 Oct 2021 | ||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 110:
Northwest Africa 14343 (NWA 14343) (Northwest Africa) Purchased: 2020 Classification: Ordinary chondrite (LL6, melt breccia) History: Purchased from a Moroccan meteorite dealer in August 2020. Physical characteristics: Single stone, no fusion crust, saw-cut slice reveals a fragmental breccia composed of clasts set in a matrix of dark-colored quenched shock melt with cataclastic fine grained material mixed throughout. Petrography: (C. Agee, A. Ross, UNM) Reflected light microscopy shows numerous texturally equilibrated clasts of type 6 ordinary chondrite material. Plagioclase grains are up to 150 microns in size. Ubiquitous minor troilite was detected with the electron microprobe. Geochemistry: (A. Ross, UNM) Olivine Fa31.6±0.2, Fe/Mn=63±2, n=7; low-Ca pyroxene Fs25.5±0.4Wo1.6±0.3, Fe/Mn=39±2, n=7. Classification: LL6-melt breccia Specimens: 32.9 g on deposit at UNM, Larry Atkins holds the main mass. | ||||||||||||||||||||||||||||||
Data from: MB110 Table 0 Line 0: |
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Institutions and collections |
UNM: Institute of Meteoritics
MSC03 2050
University of New Mexico
Albuquerque NM 87131-1126
USA, United States; Website (institutional address; updated 12 Feb 2015) |
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Catalogs: |
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References: | Published in Gattacceca J., McCubbin F.M., Grossman J., Bouvier A., Chabot N.L., D'Orazio M., Goodrich C., Greshake A., Gross J., Komatsu M., Miao B., and Schrader D. (2022) The Meteoritical Bulletin, No. 110. Meteorit. Planet. Sci. 1-4
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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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