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Northwest Africa 12490 | |||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 12490 This is an OFFICIAL meteorite name. Abbreviation: NWA 12490 Observed fall: No Year found: 2018 Country: (Northwest Africa) Mass: 80.3 g | ||||||||||||||||||||||||||||
Classification history: |
This is 1 of 72 approved meteorites classified as L~5. [show all] Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7) | ||||||||||||||||||||||||||||
Comments: | Approved 11 Feb 2019 | ||||||||||||||||||||||||||||
Writeup |
Writeup from MB 108:
Northwest Africa 12490 (NWA 12490) (Northwest Africa) Purchased: 2018 Classification: Ordinary chondrite (L~5) History: Purchased at Hamburg Mineral Show Dec. 2018. Physical characteristics: 80.8 brown stone with irregular granular surface Petrography: (R. Bartoschewitz, Bart) yellow-brown, recrystallized matrix, with defined chondrules (0.4-2 mm, av. ~1 mm), irregular metal and sulfide inclusions Geochemistry: Magnetic susceptibility (R. Bartoschewitz, Bart) log χ (× 10-9 m3/kg) = 4.59 Classification: Ordinary chondrite (L~5, W2) Specimens: 17.0 g on deposit at Kiel, Bart holds the main mass. | ||||||||||||||||||||||||||||
Data from: MB108 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) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 108 (2020) Meteorit. Planet. Sci. 55, 1146-1150
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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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