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Northwest Africa 14415 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 14415 This is an OFFICIAL meteorite name. Abbreviation: NWA 14415 Observed fall: No Year found: 2020 Country: (Northwest Africa) Mass: 3.8 g | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 334 approved meteorites classified as Lunar (feldsp. breccia). [show all] Search for other: Lunar meteorites | ||||||||||||||||||||||||||||||
Comments: | Approved 15 Dec 2021 | ||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 110:
Northwest Africa 14415 (NWA 14415) (Northwest Africa) Purchased: 2020 Classification: Lunar meteorite (feldspathic breccia) History: The meteorite was purchased from a dealer in Algeria. Physical characteristics: Dark grayish fragment without fusion crust. Petrography: Fine-grained fragmental breccia composed of mineral fragments, basaltic, and gabbroic clasts set in a fine-grained partly shock-melted feldspathic groundmass. Predominant minerals are calcic plagioclase, olivine, zoned low-Ca-pyroxene, and augite. Minor phases include ilmenite, apatite, and FeS. Geochemistry: olivine: Fa39.5±0.3 (Fa38.7-39.9, FeO/MnO=101±11, n=15); zoned low-Ca pyroxene: Fs23.9±6.4Wo5.5±1.6 (Fs18.1-34.5Wo3.9-8.0, FeO/MnO=55±7, n=12); augite: Fs17.1±0.7Wo43.3±0.9 (Fs16.5-18.7Wo41.2-44.0, FeO/MnO=50±8, n=8); calcic plagioclase: An96.5±0.5 (An95.7-97.2, n=11) | ||||||||||||||||||||||||||||||
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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