Evidence for an impact-induced biosphere from the δ³⁴S signature of sulphides in the Rochechouart impact structure, France

详细信息    查看全文

• 作者：S.L. Simpson^a ; ^{ssimps56@uwo.ca} ; A.J. Boyce^b ; P. Lambert^c ; P. Lindgren^a ; M.R. Lee^a
• 关键词：rochechouart impact ; impact hydrothermal ; sulphur stable isotopes ; bacterial sulphate reduction
• 刊名：Earth and Planetary Science Letters
• 出版年：2017
• 出版时间：15 February 2017
• 年：2017
• 卷：460
• 期：Complete
• 页码：192-200
• 全文大小：2947 K
• 卷排序：460

文摘

δ34S results support biological origin for secondary sulphides in parautochthonous impactites. Evidence for impact-induced microbial colonisation may be sought in sub-crater environment. Impact fractures are ideal environments to host extremophile life.