Instability structures, synsedimentary faults and turbidites, witnesses of a Liassic seismotectonic activity in the Dauphiné Zone (French Alps): A case example in the Lower Pliensbachian at Saint-Michel-en-Beaumont

▶ Witnesses of a Liassic seismotectonic activity are visible at St-Michel-en-Beaumont. ▶ Instability structures, spineless faults and turbidites are considered as seismites. ▶ The Ornon Fault may be considered as triggering the down-slope mass transport.