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Northwest Africa 11836 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 11836 This is an OFFICIAL meteorite name. Abbreviation: NWA 11836 Observed fall: No Year found: 2018 Country: (Northwest Africa) Mass: 70 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 4 Jul 2018 | ||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 107:
Northwest Africa 11836 (NWA 11836) (Northwest Africa) Purchased: 2018 Classification: Carbonaceous chondrite (CK5) History: The meteorite was purchased from a local meteorite dealer in Morocco. Physical characteristics: Several greyish to light greenish fragments without fusion crust. Petrography: The meteorite displays a greyish interior and is predominantly composed of recrystallized olivine-rich matrix with scattered chondrules still being discernable. Cr-rich magnetite is abundant. More minor phases include intermediate plagioclase, low-Ca pyroxene, Ca-pyroxene and troilite; metal was not detected. Geochemistry: olivine: Fa31.1±0.2, n=15, FeO/MnO=121.5±7.2; low-Ca pyroxene: Fs25.8±0.2Wo1.0±0.2, n=13; Ca-pyroxene: Fs11.3±0.7Wo48.2±0.3, n=6 | ||||||||||||||||||||||||||||||
Data from: MB107 Table 0 Line 0: |
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Institutions and collections |
MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011) |
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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 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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