Oxygen isotopes of anhydrous primary minerals show kinship between asteroid Ryugu and comet 81P/Wild2OPEN ACCESS
Noriyuki Kawasaki, Kazuhide Nagashima, Naoya Sakamoto, Toru Matsumoto, Ken-ichi Bajo, Sohei Wada, Yohei Igami, Akira Miyake, Takaaki Noguchi, Daiki Yamamoto, Sara S. Russell, Yoshinari Abe, Jérôme Aléon, Conel M. O’D. Alexander, Sachiko Amari, Yuri Amelin, Martin…
A Potential Origin for 16O-Poor Cosmic Spherules: A Near-Earth Source and Parentage with CY Chondrites
Van Ginneken M. Goderis S. Maeda R. Wozniakiewicz P. Genge M. et al. PDF LPSC 2022 abstract [#2491] “We studied 16O-poor CumPo cosmic spherules with unique petrological and geochemical characteristics suggesting a near-Earth source and…
Chronological study of oxygen isotope composition for the solar protoplanetary disk recorded in a fluffy Type A CAI from Vigarano
Noriyuki Kawasaki, Shoichi Itoh, Naoya Sakamoto, Hisayoshi Yurimoto Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 28 January 2016 doi:10.1016/j.gca.2015.12.031 LINK “Fluffy Type A Ca-Al-rich inclusions (CAIs) containing reversely zoned melilite crystals are…