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Northwest Africa 8397 | |||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 8397 This is an OFFICIAL meteorite name. Abbreviation: NWA 8397 Observed fall: No Year found: 2014 Country: Western Sahara Mass: 23.1 g | ||||||||||||||||||||||||
Classification history: |
This is 1 of 470 approved meteorites (plus 2 unapproved names) classified as CV3. [show all] Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CV chondrites, and CV-CK clan chondrites | ||||||||||||||||||||||||
Comments: | Approved 29 May 2014 | ||||||||||||||||||||||||
Writeup |
Writeup from MB 103:
Northwest Africa 8397 (NWA 8397) Western Sahara Found: 2014 Classification: Carbonaceous chondrite (CV3) History: Found by a meteorite hunter on a 2014 Jan-Feb expedition in Western Sahara, and subsequently purchased by Darryl Pitt. Physical characteristics: Single stone with dark weathered exterior. Saw cut reveals chondrules and CAIs set in a dark gray matrix. Petrography: (C. Agee, UNM) Microprobe examination of a polished mount shows numerous irregular shaped chondrules, many with metal/sulfide inclusions, fine-grained matrix makes up about 50% of this meteorite. Geochemistry: (C. Agee and N. Muttik, UNM) Type I chondrule olivine Fa1.1±0.5, n=9, ferroan chondrule olivine Fa10.6±9.3, Fe/Mn=63±44, Cr2O3=0.20±0.13, n=31; enstatite Fs2.3±2.3Wo1.7±2.2, n=15; diopside and aluminous diopside detected. Classification: Carbonaceous chondrite (CV3) Specimens: 6.11 g including a probe mount on deposit at UNM, DPitt holds the main mass. | ||||||||||||||||||||||||
Data from: MB103 Table 0 Line 0: |
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Institutions and collections |
UNM: Institute of Meteoritics
MSC03 2050
University of New Mexico
Albuquerque NM 87131-1126
USA, United States; Website (institutional address; updated 12 Feb 2015) DPitt: Darryl Pitt, 225 West 83rd Street, New York, NY 10024, United States; Website (private address) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 103, MAPS 52, 1014, May 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12888/full
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Geography: |
Statistics: This is 1 of 280 approved meteorites from Western Sahara (plus 20 unapproved names) | ||||||||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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