![]() |
||
|
Northwest Africa 15287 | |||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Basic information | Name: Northwest Africa 15287 This is an OFFICIAL meteorite name. Abbreviation: NWA 15287 Observed fall: No Year found: 2021 Country: (Northwest Africa) Mass: ![]() | ||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 8831 approved meteorites (plus 4 unapproved names) classified as L5. [show all] Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7) | ||||||||||||||||||||||||||||||
Comments: | Approved 14 Sep 2022 | ||||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 111:
Northwest Africa 15287 (NWA 15287) (Northwest Africa) Purchased: June 2021 Classification: Ordinary chondrite (L5) History: Purchased by Julie Michels from Topher Spinnato in June 2021. Later acquired by Jeffrey DeVries. Physical characteristics: Four stones with dark brown fusion crust. Petrography: (D. Sheikh, Cascadia) Sample is an ordinary chondrite containing chondrules (~0.6 mm) and sparse lithic clast fragments (mm-sized) set within a fine-grained matrix containing accessory Fe-Ni metal and troilite. Geochemistry: Olivine (Fa24.5±1.2, range Fa22.7-27.9, n=27), Low-Ca Pyroxene (Fs21.1±1.1Wo1.0±0.2, range Fs19.4-23.7Wo0.5-1.5, n=30). Classification: Ordinary chondrite (L5). Specimens: 32.1 g at Cascadia, main mass with Jeffrey DeVries. | ||||||||||||||||||||||||||||||
Data from: MB111 Table 0 Line 0: |
|
||||||||||||||||||||||||||||||
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) |
||||||||||||||||||||||||||||||
Catalogs: |
| ||||||||||||||||||||||||||||||
References: | Published in Meteoritical Bulletin, no. 111, in preparation (2022)
| ||||||||||||||||||||||||||||||
Geography: |
Statistics: This is 1 of 9429 approved meteorites from (Northwest Africa) (plus 1876 unapproved names) |