Origin and age of metal veins in Canyon Diablo graphite nodules

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Connor D. Hilton, Richard D. Ash, Philip M. Piccoli, David A. Kring, Timothy J. McCoy, Richard J. Walker Meteoritics & Planetary ScienceFirst Published: 9 April 2020 LINK “Previous studies attributed the origin of metal veins…

The origin of the unique achondrite Northwest Africa 6704: Constraints from petrology, chemistry and Re–Os, O and Ti isotope systematics

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Yuki Hibiya, Gregory J. Archer, Ryoji Tanaka, Matthew E. Sanborn, Yuya Sato, Tsuyoshi Iizuka, Kazuhito Ozawa, Richard J. Walker, Akira Yamaguchi, Qing-Zhu Yin, Tomoki Nakamura, Anthony J. Irving Geochimica et Cosmochimica Acta Available online 9…

Re-Os isotope systematics and fractionation of siderophile elements in metal phases from CBa chondrites

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Nakanishi, N., Yokoyama, T., Okabayashi, S., Usui, T. and Iwamori, H. Meteoritics & Planetary Science. doi: 10.1111/maps.13050 LINK “We report Os isotope compositions of metal grains in two CBa chondrites (Bencubbin and Gujba) determined using…

Enhanced recycling of organic matter and Os-isotopic evidence for multiple magmatic or meteoritic inputs to the Late Permian Panthalassic Ocean, Opal Creek, Canada

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Svetoslav V. Georgiev, Holly J. Stein, Judith L. Hannah, Charles M. Henderson, Thomas J. Algeo Geochimica et Cosmochimica Acta available online 1 December 2014 LINK

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