 | | Journal (article/letter/editorial) | | Systematic compositional variations in the Cape York iron meteorite KIM H. EsBENsEN*t, VAGN F. BuCHWALD *...constant within individual masses of the Cape York IIIAB iron meteorite, but differences between masses can...of an 85-cm section from the Agpalilik mass of Cape York, but other sections through Agpalilik show smaller...produced the large concentration range among the Cape York masses. Large gradients in Re and Ir and smail...dendritic crystallization on the ceiting of the IIIAB magma chamber. The mixing of a solid similar in |  | | Journal (article/letter/editorial) | | respect to both the extinct chronometers for this meteorite and the younger ages recently reported for both...for SAH99555 prompted us to re-evaluate this meteorite using an alternative procedure of stepwise dissolution...1973), we have also analysed troilite from a IIIAB iron meteorite to assess whether there is any evidence...by Tera and Carlson (1999). A sample of a IIIAB meteorite was selected to test for a pre-PAT component...al., 2005) relative to the IAB Canyon Diablo iron meteorite that was used to define PAT (Tatsumoto et al |  | | Journal (article/letter/editorial) | | PRINZ~ ‘BrookhavenNational Laboratory,Upton, New York, NY 11973, U.S.A. 2TheUniversityof Chicago,Chicago... U.S.A. ‘AmericanMuseum of Natural History, New York, NY 10024, U.S.A. (Received June 30, 1986; accepted...(SXRF) have been made on metal and troilite from 9 iron meteorites representing 5 geochemical groups. Nickel...present chemical trends in iron meteorites. INTRODUCTION THE CLASSIFICATIONOF iron meteorites on the basis...repertoire, increasingly subtle differences between iron meteorite groups can be resolved (MALVINet al., 1984) |  | | Journal (article/letter/editorial) | | compact group of bodies and form the stable "meteorite swarm" in resonant orbit (Hughes, 1982). A small...from the recent cosmic-ray irradiation of the meteorite; the rest presumably comes from a presolar cosmic-ray...Interstellar amorphous carbon in the Murchison meteorite: Carrier of neon-E(L). Sachiko Amari,' Edward...movement of the ice with some ice dropping into the meteorite concentration zone of the Main Icefield. The majority...of 820 ± 80°C for the eucrite-related LEW86010 meteorite. Estimates of metamorphic temperatures of equilibrated |
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