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Northwest Africa 3204 | |||||||||||||||||||||
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Basic information | Name: Northwest Africa 3204 This is an OFFICIAL meteorite name. Abbreviation: NWA 3204 Observed fall: No Year found: 2004 Country: (Northwest Africa) Mass: 762 g | ||||||||||||||||||||
Classification history: |
This is 1 of 2 approved meteorites classified as Iron, IAB-sHL-an. [show all] Search for other: IAB complex irons, Iron meteorites, and Metal-rich meteorites | ||||||||||||||||||||
Comments: | Approved 21 Sep 2010 | ||||||||||||||||||||
Writeup |
Writeup from MB 99:
Northwest Africa 3204 (NWA 3204) (Northwest Africa) Find date unknown Classification: Iron, IAB-sHL-an Petrography: Meteorite is relatively fresh, has a strange shape, like a 200° arc of a US doughnut. Cut face area is about 9 cm2. A large V-shaped schreibersite has 10 mm and 6 mm arms with thicknesses from 1 to 2 mm. Host has plessitic texture, with sparks and spindles occupying ~60% of the area, dark, matte plessite the remainder; the maximum length and width of spindles is 1, 0.05 mm. Geochemistry: Co (mg/g) 5.85, Ni (mg/g) 114.8, Ga (µg/g) 34.7, Ge (µg/g) 170, As (µg/g) 25.6, Ir (µg/g) 0.147, Au (µg/g) 2.76. Submitter: J. T. Wasson, UCLA. | ||||||||||||||||||||
Data from: MB99 Table 0 Line 0: |
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Institutions and collections |
UCLA: Institute of Geophysics and Planetary Physics, University of California, Los Angeles, CA 90095-1567, United States (institutional address; updated 17 Oct 2011) ARC: NASA-Ames Research Center, Moffett Field, California 94035-1000, United States (institutional address; updated 22 May 2012) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, No. 99, April 2012, MAPS 47, E1-E52 (2012) [published online only]
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Geography: |
Statistics: This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names) | ||||||||||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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