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Northwest Africa 13851 | |||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 13851 This is an OFFICIAL meteorite name. Abbreviation: NWA 13851 Observed fall: No Year found: 2021 Country: (Northwest Africa) Mass: 265 g | ||||||||||||||||||||||||||||
Classification history: |
This is 1 of 598 approved meteorites (plus 1 unapproved name) classified as Eucrite. [show all] Search for other: Achondrites, Eucrites, and HED achondrites | ||||||||||||||||||||||||||||
Comments: | Approved 28 Mar 2021 | ||||||||||||||||||||||||||||
Writeup |
Writeup from MB 110:
Northwest Africa 13851 (NWA 13851) (Northwest Africa) Purchased: 2021 Classification: HED achondrite (Eucrite) History: The meteorite was purchased from a dealer in Morocco. Physical characteristics: Light grayish rock partly covered with fusion crust. Petrography: The meteorite is an unbrecciated basalt composed of exsolved pyroxene and often lath-shaped calcic plagioclase grains up to 1 mm in size. Minor phases include silica, ilmenite, chromite, and FeS. No metallic iron has been detected. Geochemistry: Low-Ca pyroxene: Fs60.4±0.2Wo1.9±0.1 (Fs60.0-60.7Wo1.8-2.1, FeO/MnO=28-29, n=7); Ca-pyroxene: Fs26.2±0.3Wo44.0±0.3 (Fs25.6-26.8Wo43.3-44.3, FeO/MnO=26-29, n=7); calcic plagioclase: An89.3±1.1 (An87.6-90.9, n=7). Classification: Achondrite (eucrite) | ||||||||||||||||||||||||||||
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) | ||||||||||||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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