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Northwest Africa 11109 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 11109 This is an OFFICIAL meteorite name. Abbreviation: NWA 11109 Observed fall: No Year found: 2016 Country: Morocco Mass: ![]() | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 103 approved meteorites classified as Lunar. [show all] Search for other: Lunar meteorites | ||||||||||||||||||||||||||||||
Comments: | Approved 21 Feb 2017 | ||||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 106:
Northwest Africa 11109 (NWA 11109) Morocco Find: 2016 Classification: Lunar meteorite History: Purchased by Ke Zuokai in Dec. 2016 from a Moroccan dealer. Physical characteristics: The meteorite has a black fusion crust and is partially covered with weathering products. Petrography: Mineral fragments with minor lithic clasts (0.1 to 1.5 mm) set in a poorly recrystallized anorthositic matrix. Vesicular shock melt veins and pockets are present.The lithic clasts include rocks of anorthositic, gabbroic and noritic composition. Mineral fragments consists of pyroxene, olivine, plagioclase grains, and minor quartz grains. Other accessory minerals include chromite, ilmenite and troilite. Geochemistry: Plagioclase An90.5-97.0Ab2.8-9.1Or0.4; pigeonite Fs23.1-57.0Wo4.9-21.2, Fe/Mn=46.6-74.6; augite Fs13.6-55.1Wo27.0-43.7, Fe/Mn=43.3-85.4; olivine Fa31.1-45.7, Fe/Mn=81.1-108.4. Classification: Lunar, breccia | ||||||||||||||||||||||||||||||
Data from: MB106 Table 0 Line 0: |
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Institutions and collections |
PMO: Purple Mountain Observatory, Nanjing, China (institutional address; updated 16 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 2012 approved meteorites from Morocco (plus 35 unapproved names) (plus 1 impact crater) |