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Northwest Africa 13680 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 13680 This is an OFFICIAL meteorite name. Abbreviation: NWA 13680 Observed fall: No Year found: 2020 Country: (Northwest Africa) Mass: 848 g | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 658 approved meteorites classified as Ureilite. [show all] Search for other: Achondrites, Ureilites | ||||||||||||||||||||||||||||||
Comments: | Approved 16 Jan 2021 | ||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 110:
Northwest Africa 13680 (NWA 13680) (Northwest Africa) Purchased: 2020 Classification: Ureilite History: The meteorite was purchased from a dealer in Morocco. Physical characteristics: Dark brownish oriented stone without fusion crust broken into three parts. Petrography: The meteorite shows a cumulate texture composed of up to 1 mm sized abundant olivine and more minor pigeonite grains. Olivine displays characteristic reduced rims in contact with FeNi-metal or graphite. Geochemistry: reduced rims in olivine: Fa2.5-6.3, N=4; olivine contains 0.99±0.03 wt% Cr2O3 and 0.36±0.01 wt% CaO; pigeonite contains 1.46±0.02 wt% Cr2O3 and 0.46±0.01 wt% Al2O3 | ||||||||||||||||||||||||||||||
Data from: MB110 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 Gattacceca J., McCubbin F.M., Grossman J., Bouvier A., Chabot N.L., D'Orazio M., Goodrich C., Greshake A., Gross J., Komatsu M., Miao B., and Schrader D. (2022) The Meteoritical Bulletin, No. 110. Meteorit. Planet. Sci. 1-4
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Geography: |
Statistics: This is 1 of 9627 approved meteorites from (Northwest Africa) (plus 1865 unapproved names) | ||||||||||||||||||||||||||||||
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Revision history: |
This lists important revisions made to data for this record.
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