![]() |
||
|
Northwest Africa 13466 | |||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Basic information | Name: Northwest Africa 13466 This is an OFFICIAL meteorite name. Abbreviation: NWA 13466 Observed fall: No Year found: 2019 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 11 Nov 2020 | ||||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 109:
Northwest Africa 13466 (NWA 13466) (Northwest Africa) Purchased: 2019 Classification: Carbonaceous chondrite (CK6) History: The meteorite was bought by the main mass holder from an Algerian meteorite dealer. Physical characteristics: Two dark brownish rocks without fusion crust. Petrography: The meteorite displays a brownish partly reddishly stained interior and is predominantly composed of fine-grained recrystallized matrix dominated by ferrous olivine. Only few chondrules were encountered. Minor phases include low-Ca pyroxene, Ca-pyroxene, intermediate plagioclase, and FeNi-sulfides. Cr-rich magnetite is abundant; metal is virtually absent. Geochemistry: olivine: Fa31.5±0.5 (FeO/MnO=108±9, n=12); low-Ca pyroxene: Fs27.0±0.3Wo1.8±0.8, n=2; Ca-pyroxene: Fs9.4±0.5Wo46.3±0.2, n=9 | ||||||||||||||||||||||||||||||
Data from: MB109 Table 0 Line 0: |
|
||||||||||||||||||||||||||||||
Institutions and collections |
MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011) |
||||||||||||||||||||||||||||||
Catalogs: |
| ||||||||||||||||||||||||||||||
References: | Published in Meteoritical Bulletin, no. 109, in preparation (2020)
| ||||||||||||||||||||||||||||||
Photos: |
| ||||||||||||||||||||||||||||||
Geography: |
Statistics: This is 1 of 9116 approved meteorites from (Northwest Africa) (plus 1873 unapproved names) |