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12 December 2013

Some folds along the Crypt Lake trail

Hiking up to Crypt Lake in Waterton Lakes National Park, Alberta, Canada, you can see some sweet stromatolites, We’ve already taken a look at the falls, but today, let’s zoom into the folds exposed in that shadowy cliff near the center… These limestone layers are Mesoproterozoic in age – they’re part of the Purcell (Belt) Supergroup. The folding likely dates to the late Cretaceous into early Paleogene “Laramide” Orogeny (as …


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