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Northwest Africa 6022 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 6022 This is an OFFICIAL meteorite name. Abbreviation: NWA 6022 Observed fall: No Year found: 2009 Country: (Northwest Africa) Mass: ![]() | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 68 approved meteorites classified as R4. [show all] Search for other: Rumuruti chondrites, Rumuruti chondrites (type 4-7) | ||||||||||||||||||||||||||||||
Comments: | Approved 6 Oct 2019 | ||||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 108:
Northwest Africa 6022 (NWA 6022) (Northwest Africa) Purchased: 2009 Classification: Rumuruti chondrite (R4) History: The meteorite was purchased from a local meteorite dealer in Erfoud, Morocco. Physical characteristics: Brownish individual without fusion crust. Petrography: The meteorite is composed of well separated chondrules (mean diameter about 300 μm) set into abundant brownish matrix. Fe-rich olivine is the dominant mineral phase; more minor phases include low-Ca pyroxene, Ca-pyroxene, sodic feldspar, pentlandite, and troilite. Olivine is compositionally equilibrated, low-Ca pyroxene shows compositional zoning. No metal has been detected; the meteorite appears unbrecciated in the section studied. | ||||||||||||||||||||||||||||||
Data from: MB108 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) Ralew: Stefan Ralew, Kunibertstraße 29, 12524 Berlin, Germany; Website (private address) |
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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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Photos: |
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Geography: |
Statistics: This is 1 of 9429 approved meteorites from (Northwest Africa) (plus 1876 unapproved names) |