|
Northwest Africa 12517 | |||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Basic information | Name: Northwest Africa 12517 This is an OFFICIAL meteorite name. Abbreviation: NWA 12517 Observed fall: No Year found: 2017 Country: (Northwest Africa) Mass: 740 g | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 83 approved meteorites classified as LL4-6. [show all] Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7) | ||||||||||||||||||||||||||||||
Comments: | Approved 18 Feb 2019 | ||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 108:
Northwest Africa 12517 (NWA 12517) (Northwest Africa) Purchased: 2017 Mar Classification: Ordinary chondrite (LL4-6) History: Purchased by Ben Hoefnagels in March 2017 from a dealer in Ouarzazate, Morocco. Petrography: (A. Irving and S. Kuehner, UWS) Well-formed, equilibrated chondrules plus some angular type-6 clasts (largely recrystallized with rare remnant chondrules) are set in a finer matrix containing altered metal. Geochemistry: Olivine (Fa29.0-30.4, N = 3), orthopyroxene (Fs21.8-24.4Wo1.2-1.9, N = 3), low-Ca pyroxene (Fs7.8Wo5.7), augite (Fs9.3-10.3Wo43.7-42.7, N = 2). Classification: Ordinary chondrite (LL4-6). Specimens: 21.7 g including one polished thin section at UWB; remainder with Mr. B. Hoefnagels. | ||||||||||||||||||||||||||||||
Data from: MB108 Table 0 Line 0: |
|
||||||||||||||||||||||||||||||
Institutions and collections |
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012) UWB: University of Washington, Burke Museum of Natural History and Culture, Box 353010 Seattle, WA 98195, United States (institutional address; updated 9 Oct 2023) |
||||||||||||||||||||||||||||||
Catalogs: |
| ||||||||||||||||||||||||||||||
References: | Published in Meteoritical Bulletin, no. 108 (2020) Meteorit. Planet. Sci. 55, 1146-1150
| ||||||||||||||||||||||||||||||
Geography: |
Statistics: This is 1 of 9627 approved meteorites from (Northwest Africa) (plus 1865 unapproved names) | ||||||||||||||||||||||||||||||
Also see: |
This lists the most popular meteorites among people who looked up this meteorite.
| ||||||||||||||||||||||||||||||
Revision history: |
This lists important revisions made to data for this record.
|