Noble gases, nitrogen and cosmic ray exposure age of the Sulagiri chondrite

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• 作者：Ramakant R. Mahajan ^{ramakant@prl.res.in}
• 关键词：Noble gases ; Nitrogen ; Cosmic ray exposure age ; Meteorite ; Trapped gases
• 刊名：Geoscience Frontiers
• 出版年：2017
• 出版时间：January 2017
• 年：2017
• 卷：8
• 期：1
• 页码：205-210
• 全文大小：800 K
• 卷排序：8

文摘

Noble gas and nitrogen isotopes studied in Sulagiri. Cosmic ray exposure age of Sulagiri chondrite is 27.9 ± 3.4 Ma. Loss of helium from the meteorite indicates recent impact event. Presence of neutron produced products implies large preatmospheric size.