Causey Pike Fault

The Causey Pike Fault visible at the base of the crags on Causey Pike and across the flank of Scar Crags, viewed from Ard Crags
Rocks of the Crummock Water Aureole, thrust over a sandstone olistolith of the Buttermere Formation, just below the top of Causey Pike

The Causey Pike Fault or Causey Pike Thrust is a major WSW-ENE trending fault within the Lower Paleozoic rocks of the English Lake District. It is named for Causey Pike, where the fault was first recognised.