Laboratory earthquakes triggered during eclogitization of lawsonite-bearing blueschist

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• 作者：Sarah Incel^a ; ^{incel@geologie.ens.fr} ; Nadè ; ge Hilairet^b ; Loï ; c Labrousse^c ; Timm John^d ; Damien Deldicque^a ; Thomas Ferrand^a ; Yanbin Wang^e ; Jö ; rg Renner^f ; Luiz Morales^g ; Alexandre Schubnel^a
• 关键词：intermediate-depth seismicity ; eclogitization ; transformational faulting ; shear heating ; dehydration embrittlement ; lawsonite&ndash ; blueschist
• 刊名：Earth and Planetary Science Letters
• 出版年：2017
• 出版时间：1 February 2017
• 年：2017
• 卷：459
• 期：Complete
• 页码：320-331
• 全文大小：4990 K
• 卷排序：459

文摘

Brittle failure during the transition from Lws-blueschist to Lws-eclogite. Grain-size reduction is proposed to cause brittle failure at HP/LT conditions. Fast shear fuses the rock to produce lab-equivalents to natural pseudotachylites.