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Northwest Africa 11159 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 11159 This is an OFFICIAL meteorite name. Abbreviation: NWA 11159 Observed fall: No Year found: 2016 Country: (Northwest Africa) Mass: ![]() | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 214 approved meteorites classified as Lunar (feldsp. breccia). [show all] Search for other: Lunar meteorites | ||||||||||||||||||||||||||||||
Comments: | Approved 4 Mar 2017 | ||||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 106:
Northwest Africa 11159 (NWA 11159) (Northwest Africa) Purchased: 2016 Classification: Lunar meteorite (feldspathic breccia) History: The meteorite was bought in 2016 from a meteorite dealer in Morocco. Physical characteristics: Small dark-gray to black individual without fusion crust. Petrography: The meteorite is a fragmental breccia composed of lithic and mineral clasts cemented by a vesicular vitreous groundmass. Lithic clasts include gabbroic, basaltic and melt clasts; mineral clasts are dominantly anorthite, ferroan olivine, pigeonite, Ca-pyroxene and low-Ca pyroxene. Minor phases include ilmenite, fayalite, and FeS. Geochemistry: olivine: Fa38.4±9.4 (Fa32.3-59.4, n=20, FeO/MnO=107±15); low-Ca pyroxene: Fs50.3±12.3Wo3.4±0.7 (Fs30.3-60.9Wo2.3-4.7, n=10, FeO/MnO=35±9); pigeonite: Fs31.2±9.7Wo11.7±4.1 (Fs20.9-58.3Wo5.8-19.5, n=22, FeO/MnO=58±5); Ca pyroxene: Fs7.9±1.6Wo31.5±2.8 (Fs15.6-21.4Wo25.5-35.4, n=10, FeO/MnO=45±4); calcic plagioclase: An97.3±0.5 (An96.4-98.1, n=13) | ||||||||||||||||||||||||||||||
Data from: MB106 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 Gattacceca J., Bouvier A., Grossman J., Metzler K., and Uehara M. (2019) Meteoritical Bulletin, no. 106. Meteorit. Planet. Sci. 54 in press.
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Geography: |
Statistics: This is 1 of 7552 approved meteorites from (Northwest Africa) (plus 1969 unapproved names) |