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Northwest Africa 11262 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 11262 This is an OFFICIAL meteorite name. Abbreviation: NWA 11262 Observed fall: No Year found: 2007 Country: Morocco Mass: 30 g | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 270 approved meteorites classified as Mesosiderite. [show all] Search for other: Mesosiderites, Metal-rich meteorites | ||||||||||||||||||||||||||||||
Comments: | Approved 31 May 2017 | ||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 106:
Northwest Africa 11262 (NWA 11262) Morocco Purchased: Mar 2007 Classification: Mesosiderite History: A single stone of 30 g was purchased by Romano Serra at the Bologna Mineral Show in March 2007. Physical characteristics: The main mass is partially covered by a black fusion crust. Petrography: (V. Moggi Cecchi, G. Pratesi, S. Caporali, UniFi): The thin section analyzed displays a medium-grained texture consisting of orthopyroxene, calcic plagioclase, olivine, kamacite, taenite, ilmenite and chromite. Opaque phases constitute ~53 vol.% of the specimen Geochemistry: (V. Moggi Cecchi, G. Pratesi, S. Caporali, UniFi) Orthopyroxene (Fs28.3±1.2Wo2.7, FeO/MnO = 24, N = 5), olivine (Fa14.8±0.9, FeO/MnO = 40, N = 3), plagioclase (An90.7Or0.5, N = 5). Classification: Mesosiderite Specimens: A total of 6.5 g specimen and one thin section is on deposit at MSN-Fi. OAM owns the main mass. | ||||||||||||||||||||||||||||||
Data from: MB106 Table 0 Line 0: |
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Institutions and collections |
OAM: Museo del Cielo e della Terra
Vicolo Baciadonne 1
40017 San Giovanni in Persiceto ( BO)
Italy
Osservatorio Astronomico e Museo "Giorgio Abetti", San Giovanni Persiceto, Bologna, Italy; Website (institutional address; updated 31 Oct 2012) MSN-FI: Museo di Storia Naturale “La Specola”, Sez. Mineralogia – Sistema Museale dell'Università degli Studi di Firenze Via Giorgio La Pira, 4 – 50121 Firenze, Italy; Website (institutional address; updated 24 Oct 2022) UniFi: Università degli Studi di Firenze, P.zza S. Marco, 4 - 50121 Firenze, Italy (institutional address; updated 14 Sep 2013) |
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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 2068 approved meteorites from Morocco (plus 31 unapproved names) (plus 1 impact crater) | ||||||||||||||||||||||||||||||
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Revision history: |
This lists important revisions made to data for this record.
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