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Northwest Africa 11839 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 11839 This is an OFFICIAL meteorite name. Abbreviation: NWA 11839 Observed fall: No Year found: 2017 Country: (Northwest Africa) Mass: 1.84 g | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 636 approved meteorites classified as CM2. [show all] Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 2), CM chondrites, and CM-CO clan chondrites | ||||||||||||||||||||||||||||||
Comments: | Approved 4 Jul 2018 | ||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 107:
Northwest Africa 11839 (NWA 11839) (Northwest Africa) Purchased: 2017 Classification: Carbonaceous chondrite (CM2) History: The meteorite was purchased from a local meteorite dealer in Morocco. Physical characteristics: Several small dark grayish to black fragments some of which partly covered with fusion crust. Petrography: The meteorite is a brecciated carbonaceous chondrite composed of small chondrules (mean diameter about 250 μm), CAIs, and mineral fragments often surrounded by fine-grained dust rims. The ferroan matrix contains abundant sulfides, almost pure calcite and fibrous phyllosilicates. | ||||||||||||||||||||||||||||||
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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Photos: |
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Geography: |
Statistics: This is 1 of 9710 approved meteorites from (Northwest Africa) (plus 1853 unapproved names) | ||||||||||||||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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