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| Northwest Africa 8167 | |||||||||||||||||||||||||||||||
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| Basic information | Name: Northwest Africa 8167 This is an OFFICIAL meteorite name. Abbreviation: NWA 8167 Observed fall: No Year found: 2012 Country: Mauritania Mass:  435 g | ||||||||||||||||||||||||||||||
| Classification history: |
This is 1 of 660 approved meteorites classified as Ureilite. [show all] Search for other: Achondrites, Ureilites | ||||||||||||||||||||||||||||||
| Comments: | Approved 20 Sep 2015 | ||||||||||||||||||||||||||||||
| Writeup |
Writeup from MB 104:
Northwest Africa 8167 (NWA 8167) Mauritania Find: 2012 Classification: Ureilite History: Discovered by local people in the NW area of Mauritania in 2012, purchased in Nouadhibou in 2012 Oct. Physical characteristics: (R. Bartoschewitz, Bart) One brown fragment of 435 g. Saw-cut shows brown close packed grains and tiny lustrous needles. Magnetic susceptibility log χ (× 10-9 m3/kg) = 4.59. Petrography: (R. Bartoschewitz, Bart) Microprobe examination of a thin section shows olivine and pyroxene crystallites with triple junctions, grain size 0.4-2 mm. Grain boundaries occupied with graphite and metal. Geochemistry: (R. Bartoschewitz, Bart, P. Appel and B. Mader, Kiel) Olivine: Fa17.5±4.8 (Fa5.7-22.3; Cr2O3=0.6-0.8 wt.%; Fe/Mn=35, n=21). Pyroxene: Fs14-18Wo5 (n=14). Kamacite: Ni=3.9, Co=0.5, Si<0.02 wt.% (n=4). Classification: Ureilite Specimens: 20.1 g on deposit at Kiel, main mass SBuhl. | ||||||||||||||||||||||||||||||
| Data from: MB104 Table 0 Line 0: |
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| Institutions and collections |
Kiel: Geologisches und Mineralogisches Museum, Institut für Geowissenschaften, Christian-Albrechts-Universität Kiel, Ludewig-Mayn-Str. 10, D-24118 Kiel, Germany, Germany (institutional address; updated 13 Sep 2013) Bart: Bartoschewitz Meteorite Laboratory, Weiland 37, D-38518 Gifhorn, Germany; Website (private address; updated 30 Nov 2019) SBuhl: Meteorite Recon (Mr. S Buhl), Muehlendamm 86, 22087 Hamburg, Germany (private address; updated 14 May 2010) |
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| Catalogs: |
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| References: | Published in Meteoritical Bulletin, no. 104, MAPS 52, 2284, Octover 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12930/full
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Geography:
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Statistics: This is 1 of 221 approved meteorites from Mauritania (plus 2 unapproved names) (plus 2 impact craters) | ||||||||||||||||||||||||||||||
| Also see: |
This lists the most popular meteorites among people who looked up this meteorite.
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| Revision history: |
This lists important revisions made to data for this record.
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