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Northwest Africa 8505 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 8505 This is an OFFICIAL meteorite name. Abbreviation: NWA 8505 Observed fall: No Year found: 2014 Country: (Northwest Africa) Mass: 1330 g | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 273 approved meteorites classified as Mesosiderite. [show all] Search for other: Mesosiderites, Metal-rich meteorites | ||||||||||||||||||||||||||||||
Comments: | Approved 14 Sep 2014 | ||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 103:
Northwest Africa 8505 (NWA 8505) (Northwest Africa) Purchased: 2014 Classification: Mesosiderite Petrography: The meteorite consists of about 60% silicates and 40% Fe-Ni metal. Silicate portions contain abundant low-Ca pyroxene and calcic plagioclase as well as minor augite, olivine, silica, and merillite. Geochemistry: low-Ca pyroxene: Fs30.1±2.2Wo3.3±0.8 (Fs25.1-32.4Wo1.9-4.2, n=22), FeO/MnO=18-30; Ca-pyroxene: Fs14.6±1.1Wo41.2±0.7 (Fs12.8-17.1Wo39.9-42, n=10), FeO/MnO=17-26; calcic plagioclase: An92.9±1.2 (An90.4-95.1, n=19) | ||||||||||||||||||||||||||||||
Data from: MB103 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 Meteoritical Bulletin, no. 103, MAPS 52, 1014, May 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12888/full
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Geography: |
Statistics: This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names) | ||||||||||||||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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