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Northwest Africa 10442 | |||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 10442 This is an OFFICIAL meteorite name. Abbreviation: NWA 10442 Observed fall: No Year found: 2015 Country: (Northwest Africa) Mass: ![]() | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 703 approved meteorites (plus 2 unapproved names) classified as H3. [show all] Search for other: H chondrites, H chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3) | ||||||||||||||||||||||||||||||
Comments: | Approved 14 Dec 2015 | ||||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 104:
Northwest Africa 10442 (NWA 10442) (Northwest Africa) Purchased: April 2015 Classification: Ordinary chondrite (H3) History: Purchased by team eegooblago (Brahim Tahiri, Dustin Dickens and Sean Tutorow) while on expedition in Northwest Africa and Western Sahara in April and May 2015. Physical characteristics: Single stone, weathered exterior. Saw cuts reveal many densely packed chondrules set in a dark brown groundmass. Petrography: (C. Agee, UNM) Numerous porphyritic chondrules are present in a primarily opaque matrix. FeNi-metal, iron oxide, and troilite observed. Geochemistry: (C. Agee and N. Muttik, UNM) Olivine Fa18.6±2.1, Fe/Mn=37±4, n=12; low-Ca pyroxene Fs17.3±3.0Wo1.7±0.9, Fe/Mn=23±5, n=3; aluminous pyroxene Fs13.6±2.4Wo9.3±7.8, Fe/Mn=32±8, n=3. Classification: Ordinary chondrite (H3), estimated 3.9 subtype from mean Fa-content and 1-sd. Specimens: 20.35 g including a probe mount on deposit at UNM, Sean Tutorow holds the main mass. | ||||||||||||||||||||||||||||||
Data from: MB104 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) |
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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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Photos: |
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Geography: |
Statistics: This is 1 of 9429 approved meteorites from (Northwest Africa) (plus 1876 unapproved names) |