|
Northwest Africa 6156 | |||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Basic information | Name: Northwest Africa 6156 This is an OFFICIAL meteorite name. Abbreviation: NWA 6156 Observed fall: No Year found: 2010 Country: (Northwest Africa) Mass: 76.5 g | ||||||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 7 approved meteorites classified as CO3.3. [show all] Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CM-CO clan chondrites, and CO chondrites | ||||||||||||||||||||||||||||||||||
Comments: | Approved 21 Jan 2011 | ||||||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 99:
Northwest Africa 6156 (NWA 6156) (Northwest Africa) Purchased: Feb 2010 Classification: Carbonaceous chondrite (CO3.3) Geochemistry: A. Irving and S. Kuehner (UWS): Olivine: Fa1.9-43.1 (N=5), mean Fa12, s.d. = 18. Low-Ca pyroxene: Fs1.1-12.2 (N=4), mean Fs5, s.d. = 5. δ17O -6.20, -6.61; δ18O -3.22, -3.42; Δ17O -4.510, -4.810 per mil. Type 3.3 designation based on Cr2O3 distribution in ferroan olivine (Fa33.8-43.1) per Grossman and Brearley (2005): Cr2O3 = 0.03-0.21 wt.% (N=7), mean 0.08 wt.%, s.d. 0.06 wt.% | ||||||||||||||||||||||||||||||||||
Data from: MB99 Table 0 Line 0: |
|
||||||||||||||||||||||||||||||||||
Plots: | O isotopes: | ||||||||||||||||||||||||||||||||||
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) Hupe: (old address—now see GHupé or AHupé) G. and A. Hupe, 2616 Lake Youngs Court SE, Renton, WA 98058., United States (private address) |
||||||||||||||||||||||||||||||||||
Catalogs: |
| ||||||||||||||||||||||||||||||||||
References: | Published in Meteoritical Bulletin, No. 99, April 2012, MAPS 47, E1-E52 (2012) [published online only]
| ||||||||||||||||||||||||||||||||||
Geography: |
Statistics: This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 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.
|