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Northwest Africa 8447 | |||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 8447 This is an OFFICIAL meteorite name. Abbreviation: NWA 8447 Observed fall: No Year found: 2014 Country: (Northwest Africa) Mass: ![]() | ||||||||||||||||||||||||||||
Classification history: |
This is 1 of 80 approved meteorites classified as CK6. [show all] Search for other: Carbonaceous chondrites, Carbonaceous chondrites (equilibrated), CK chondrites, CK chondrites (type 4-6), and CV-CK clan chondrites | ||||||||||||||||||||||||||||
Comments: | Approved 23 Jun 2014 | ||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 103:
Northwest Africa 8447 (NWA 8447) (Northwest Africa) Purchased: 2014 Classification: Carbonaceous chondrite (CK6) History: Purchased in Morocco in 2014 Physical characteristics: A single crusted stone. Cut surface reveals poorly delineated dark chondules (up to 1 mm) and CAIs (up to 1 mm) embedded in a gray to greenish matrix. Petrography: Chondrule mean apparent size 750±340 μm (n=26). Matrix plagioclase up to 200 μm Geochemistry: Olivine Fa34.1±0.3 (PMD = 0.8, n=10, range 33.6-34.5). CPX Fs9.8Wo48.8 (n=2). Magnetite contains 5.1 wt.% Cr2O3. Magnetic susceptibility log χ = 4.57 (χ in 10-9 m3/kg) Classification: Carbonaceous chondrite (CK6) Specimens: 8.4 g and a polished section in CEREGE. Main mass with Pierre-Marie Pelé | ||||||||||||||||||||||||||||
Data from: MB103 Table 0 Line 0: |
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Institutions and collections |
CEREGE: CEREGE
BP 80
Avenue Philibert, Technopole de l'Arbois
13545 Aix-en-Provence Cedex 4
France, France (institutional address; updated 29 Oct 2018) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 103, MAPS 52, 1014, May 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12888/full
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Geography: |
Statistics: This is 1 of 9116 approved meteorites from (Northwest Africa) (plus 1873 unapproved names) |