Idrija Fault

[1][2] It strikes NW–SE and the fault plane dips towards the northeast.

The fault was first described by the Slovene geologist Marko Vincenc Lipold.

[3][4] The present displacement is measured and varies along strike but is in the order of magnitude of 0.1 mm per year.

It had a moment magnitude of 6.9 and achieved a maximum intensity of X ("very destructive") as per the EMS scale.

It caused 3,000 deaths and extensive material damage.