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Northwest Africa 10453 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 10453 This is an OFFICIAL meteorite name. Abbreviation: NWA 10453 Observed fall: No Year found: 2002 Country: (Northwest Africa) Mass: ![]() | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 6544 approved meteorites (plus 5 unapproved names) classified as H6. [show all] Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7) | ||||||||||||||||||||||||||||||
Comments: | Approved 15 Dec 2015 | ||||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 104:
Northwest Africa 10453 (NWA 10453) (Northwest Africa) Purchased: Feb 2002 Classification: Ordinary chondrite (H6) History: Donated to Cascadia on May 24, 2002 by Edwin Thompson, who obtained the meteorite in February 2002 at the Tucson Gem and Mineral Show from a Moroccan trader. Physical characteristics: Fusion crust with hairline fractures or partly removed by abrasion covers the hand specimen. Petrography: Granoblastic textured specimen with ~10% metal showing poorly defined chondrules. Geochemistry: (K. Farley and A. Ruzicka, Cascadia) Olivine (Fa19.1±0.4, N=14), low-Ca pyroxene (Fs17.0±0.4Wo2.2±0.4En80.8±0.7, N=13), plagioclase (Ab82.6±0.7Or3.6±0.6An13.7± .6, N=6). Classification: H6 chondrite based on mineral chemistry, texture and metal content. Specimens: Cascadia holds 14.0 g in three pieces, in addition to one polished thin section. | ||||||||||||||||||||||||||||||
Data from: MB104 Table 0 Line 0: |
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Institutions and collections |
Cascadia: Cascadia Meteorite Laboratory, Portland State University, Department of Geology, Room 17 Cramer Hall, 1721 SW Broadway, Portland, OR 97201, United States; Website (institutional address; updated 28 Oct 2011) Thompson: Edwin Thompson, 5150 Dawn St., Lake Oswego, OR 97035, United States (private address) |
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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 9116 approved meteorites from (Northwest Africa) (plus 1873 unapproved names) |