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Lunar Meteorite

Northwest Africa 10964

 Northwestern Africa

 

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alm_nwa10964_D_Dickens_cm.jpg

Two slices of Northwest Africa 10964. Click on image for enlargement.

(photo credit: Dustin Dickens)

 

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Lab sample of NWA 10964

(photo credit: Randy Korotev)

 

from The Meteoritical Bulletin, No. 105

Northwest Africa 10964

(Northwestern Africa)
Find: 2015 January
Mass: 26 g

Classification: Lunar meteorite (feldspathic breccia)

History: Purchased by Dustin Dickens from a nomad in Morocco, 2016.

Petrography: (Z. Guo, UWO) Dark impact melt with xenocrysts of plagioclase, olivine, and pyroxene and igneous clasts. A few metal grains are dispersed within the breccia. Magnetic susceptibility log χ (× 10-9 m3/kg) = 3.38.

Geochemistry: Mineral composition and geochemistry: Fayalitic olivine Fa93.4±6.1 with Fe/Mn ratio of 77.4±7.4 (N=4); Ferroan olivine Fa49.7±10.4 with Fe/Mn ratio of 53.5±5.8 (N=6). Augite pyroxene Fs27.5±9.9Wo30.5±14.5, with Fe/Mn ratio of 63.0±13.8 (N=10). Plagioclase An96.6±0.5 (N=11).

Classification: Lunar, feldspathic breccia.

Specimens:5.3 g at UWO including a thin section.

 

Randy Says…

This one may be paired with another.  I haven’t analyzed my sample yet.

 

More Information

Meteoritical Bulletin Database

NWA 10964

References

 

 

 

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Prepared by
: Randy L. Korotev
 
Department of Earth and Planetary Sciences
Washington University in St. Louis

Please don't contact me about the meteorite you think you've found until you read this and this.


e-mail
korotev@wustl.edu

Last revised: 15-Febuary-2017