Large asymmetric fold in the hanging wall of the Lewis thrust, Mt. Darrah, Flathead Range, Alberta/B.C. border, south of Crowsnest Pass. Note black band of Exshaw shales. The forest-covered hill and the grass-covered knob at base of main spur down from peak host Proterozoic rocks. | Chief Mountain and the Lewis Range (in the hanging wall of the Lewis Thrust in Montana), looking south from Belly River, Alberta. | Crowsnest Mountain, Alberta, looking north from Crowsnest Pass. Here, Palliser-Banff-Rundle rocks are thrust over Cretaceous rocks by the Lewis Thrust. |
The High Rock Range (Palliser-Banff-Rundle) above the Lewis Thrust, Alberta-BC border, looking northwest. | Famous Mt. Yamnuska in the easternmost Rockies. Here, Cambrian is thrust over Cretaceous along the McConnell Thrust. Looking north from the Trans-Canada Highway, Alberta. | Not Canada, but classic: Normal-faulted (interpreted as Riedel shears) Proterozoic carbonates and clastic rocks above Cretaceous mudstones along the Lewis Thrust, north face of Marias Pass, Montana. |
Thrust-end fold at Mt Kidd: folded Rundle Group near northern termination of Lewis Thrust, Kananaskis valley, Alberta, Looking north. | Frank Slide off face of Turtle Mountain (Banff, Rundle), Crowsnest Pass, Alberta. | Frank Slide off face of Turtle Mountain (Banff, Rundle), Crowsnest Pass, Alberta. |
Faulted anticline-syncline pair in Paleozoic strata, Livingstone Range, southern Alberta Foothills. Frank Slide in background. | Livingstone River anticline at Beaver Creek, Alberta, looking north: folded Rundle Group above a splay of the Livingstone Thrust. | Folded Mississippian carbonates east of Wapiti Lake, northeastern B.C., looking northeast. |
Folding and thrusting in Mississippian carbonates, Mt. Crum, northeastern B.C.; looking northwest. | Thrust-carried anticline and repeated Mississippian Banff and Rundle strata, north face of Mt. Crum, northeastern B.C. | Large fold in Jurassic-Cretaceous coal measures at Cardinal River Coals Mine, Alberta; looking south. |
Panorama across Lac des Arcs showing Cambrian to Mississippian carbonates. | Thrusted folds in Mississippian Rundle carbonates, Ganoid Ridge, northeastern B.C.; looking north. | Large thrust-carried anticline in Mississippian-Triassic strata on Mt Campion, Alberta Front Ranges near Grande Cache. |
Fault-cored fold in Jurassic-Cretaceous strata looking north from Mt. Le Hudette, Central Foothills, B.C. | Folded and faulted Jurassic-Cretaceous strata across the Pine River from Mt Bickford, Central Foothills, B.C. |