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Northwest Africa 13138 | |||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 13138 This is an OFFICIAL meteorite name. Abbreviation: NWA 13138 Observed fall: No Year found: 2019 Country: (Northwest Africa) Mass: ![]() | ||||||||||||||||||||||||
Classification history: |
This is 1 of 220 approved meteorites classified as Lunar (feldsp. breccia). [show all] Search for other: Lunar meteorites | ||||||||||||||||||||||||
Comments: | Approved 17 Feb 2020 | ||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 109:
Northwest Africa 13138 (NWA 13138) (Northwest Africa) Purchased: 2019 Classification: Lunar meteorite (feldspathic breccia) Physical characteristics: Grey irregular fragments. Cut face show a dark-gray interior with mm-sized white angular clasts. Petrography: (J. Gattacceca, CEREGE) Sparse mineral clasts (anorthite, olivine, pyroxene, to 300 μm) in a feldspathic melt rock matrix. Melt rock has numerous vesicles with typical sizes 30 µm. Chromite, troilite and rare metal are present. Geochemistry: Anorthite An97.1Ab3.0Or0.0 (n=2). Augite Fs21.1±14.8Wo36.5±8,7, FeO/MnO=53 (n=3). Olivine Fa26.9±4.2, FeO/MnO=110 (n=2). Classification: Lunar (feldspathic melt breccia). Specimens: Type specimen at CEREGE. Main mass with Jérémy Bassemon. | ||||||||||||||||||||||||
Data from: MB109 Table 0 Line 0: |
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Institutions and collections |
CEREGE: CEREGE
BP 80
Avenue Philibert, Technopole de l'Arbois
13545 Aix-en-Provence Cedex 4
France, France (institutional address; updated 29 Oct 2018) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 109, in preparation (2020)
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Geography: |
Statistics: This is 1 of 7655 approved meteorites from (Northwest Africa) (plus 1972 unapproved names) |