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Northwest Africa 10217 | |||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 10217 This is an OFFICIAL meteorite name. Abbreviation: NWA 10217 Observed fall: No Year found: 2015 Country: Morocco Mass: 271 g | ||||||||||||||||||||||||||
Classification history: |
This is 1 of 215 approved meteorites classified as CK5. [show all] Search for other: Carbonaceous chondrites, Carbonaceous chondrites (equilibrated), CK chondrites, CK chondrites (type 4-6), and CV-CK clan chondrites | ||||||||||||||||||||||||||
Comments: | Approved 28 Oct 2015 | ||||||||||||||||||||||||||
Writeup |
Writeup from MB 104:
Northwest Africa 10217 (NWA 10217) Morocco Find: Unknown Classification: Carbonaceous chondrite (CK5) Petrography: Opaques include magnetite, pyrite and pyrrhotite. Geochemistry: Olivine is Fa30.8±0.2 (n=20); low-Ca pyroxene is absent; Ca pyroxene is Fs10.5±5.2Wo42.2±12.3 (n=8). Classification: The homogeneity of the olivine indicates type 4-6. The mean diameter of plagioclase grains (30 µm) indicates type 5. The absence of primary glass indicates type 4-6. The presence of readily discernable chondrules indicates type 5. The coarseness of the groundmass (80 µm) indicates type 5 or 6. | ||||||||||||||||||||||||||
Data from: MB104 Table 0 Line 0: |
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Institutions and collections |
UCLA: Institute of Geophysics and Planetary Physics, University of California, Los Angeles, CA 90095-1567, United States (institutional address; updated 17 Oct 2011) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 104, MAPS 52, 2284, Octover 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12930/full
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Geography: |
Statistics: This is 1 of 2068 approved meteorites from Morocco (plus 31 unapproved names) (plus 1 impact crater) | ||||||||||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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