The Thetford Mines ophiolite and its orogenic context


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The Thetford Mines ophiolite and its orogenic context

Jean Bédard (Geological Survey of Canada) and Alain Tremblay (UQAM)

Leaders and affiliations : Jean Bédard (Geological Survey of Canada), Alain Tremblay (UQAM)

Contact : [email protected]

Description : We will visit major lithological facies constituting the Ordovician Thetford Mines ophiolite (mantle, plutonic crust, boninitic lavas and dykes, chromitites, hydrothermal systems), will examine pre-obduction synmagmatic structures related to fore-arc seafloor spreading, syn-obduction structures and facies (dynamothermal aureole and sole, intra-mantle granitoids, piggy-back basin sediments), as well as post-obduction overprinting structures.

Number of participants (Min/Max) : ?? / 18

Duration : 2,5 days

Date : Post-Congress