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Northwest Africa 13505 | |||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 13505 This is an OFFICIAL meteorite name. Abbreviation: NWA 13505 Observed fall: No Year found: 2019 Country: (Northwest Africa) Mass: 92.8 g | ||||||||||||||||||||||||||
Classification history: |
This is 1 of 215 approved meteorites classified as CK5. [show all] Search for other: Carbonaceous chondrites, Carbonaceous chondrites (equilibrated), CK chondrites, CK chondrites (type 4-6), and CV-CK clan chondrites | ||||||||||||||||||||||||||
Comments: | Approved 14 Nov 2020 | ||||||||||||||||||||||||||
Writeup |
Writeup from MB 109:
Northwest Africa 13505 (NWA 13505) (Northwest Africa) Purchased: 2019 Oct Classification: Carbonaceous chondrite (CK5) History: Bought from a dealer from northwest Africa. Physical characteristics: Dark brown stone. Cut surface shows a dark interior with large chondrules set in abundant matrix. Petrography: (J. Gattacceca, CEREGE) Chondrite with large chondrules (average apparent diameter 710±300, n=12) set in a recrystallized matrix with plagiocalse typical size 40 µm. The main opaque phases are Cr-rich magnetite and sulfides. Rare metal. Geochemistry: Olivine Fa31.2±0.2, NiO 0.48±0.08 wt% (n=6). Ca-pyroxene Fs10.8Wo48.5 (n=1). Plagioclase An43.6Ab53.7Or2.6 (n=2). Magnetite has 3.76 wt% Cr2O3 (n=2). Classification: Carbonaceous chondrite (CK5) Specimens: Type specimen at CEREGE. Main mass with Kuntz. | ||||||||||||||||||||||||||
Data from: MB109 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 10 Jun 2023) Kuntz: Fabien Kuntz, France; Website (private address) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 109, in preparation (2020)
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Geography: |
Statistics: This is 1 of 9627 approved meteorites from (Northwest Africa) (plus 1865 unapproved names) | ||||||||||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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