|
Northwest Africa 15070 | |||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Basic information | Name: Northwest Africa 15070 This is an OFFICIAL meteorite name. Abbreviation: NWA 15070 Observed fall: No Year found: 2021 Country: (Northwest Africa) Mass: 877 g | ||||||||||||||||||||||||||||
Classification history: |
This is 1 of 8876 approved meteorites (plus 5 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 20 Jun 2022 | ||||||||||||||||||||||||||||
Writeup |
Writeup from MB 111:
Northwest Africa 15070 (NWA 15070) (Northwest Africa) Purchased: 2021 Jun Classification: Ordinary chondrite (L5) History: Purchased by Jason Whitcomb in June 2021 from an Algerian dealer. Petrography: (A. Irving, UWS and J. Boesenberg, BrownU) Sparse chondrules (glass-free) occur within a recrystallized matrix containing sodic plagioclase, altered kamacite, troilite, chromite and chlorapatite. Some crystallized shock melt veinlets are present, and are composed predominantly of low-Ca pyroxene and troilite plus entrained and partly resorbed, angular mineral fragments. Geochemistry: Olivine (Fa24.7±0.5, range Fa24.3-25.7, N = 6), low-Ca pyroxene (Fs20.9±0.3Wo1.5±0.2, range Fs20.7-21.4Wo1.0-1.7, N = 6), augite (Fs12.6Wo42.4). Classification: Ordinary chondrite (L5). Specimens: 21.0 g including one polished thick section at PSF; remainder with Mr. J. Whitcomb. | ||||||||||||||||||||||||||||
Data from: MB111 Table 0 Line 0: |
|
||||||||||||||||||||||||||||
Institutions and collections |
PSF: Planetary Studies Foundation,10 Winterwood Lane, Unit B, Galena, Illinois 61036-9283, United States; Website (institutional address; updated 1 Dec 2011) UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012) BrownU: Joseph Boesenberg Brown University Dept of Earth, Environmental and Planetary Sciences (DEEPS) 324 Brook Street Providence, RI 02912 , United States (institutional address; updated 4 Jan 2024) |
||||||||||||||||||||||||||||
Catalogs: |
| ||||||||||||||||||||||||||||
References: | Published in Gattacceca J., McCubbin F. M., Grossman J. N., Schrader D. L., Chabot N. L., D’Orazio M., Goodrich C., Greshake A., Gross J., Joy K. H., Komatsu M. and Miao B. (2023) The Meteoritical Bulletin, No. 111. Meteoritics & Planetary Science 58, 901–904. ?
| ||||||||||||||||||||||||||||
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.
|