CAMBRIAN CORDILLERAN SECTIONS — WALCOTT 217 



RfiSUMfi, MOUNT BOSWORTH SECTION (continued) : 



STEPHEN FORMATION: 



Feet Feet 



1. Thin-bedded, dark and bluish gray limestone 315 



2. Alternating limestones and shales 325 



Total 640 



CATHEDRAL FORMATION: 



I. Arenaceous dolomitic limestone i>59S 



Total Middle Cambrian 4,963 



LOWER CAMBRIAN. 



MOUNT WHYTE FORMATION: 



1. Thin-bedded limestones 224 



2. Sandstone 31 



3. Siliceous shale 115 



4. Gray limestone 20 



Total 390 



ST. PIRAN FORMATION: 



I. Sandy shales and quartzitic sandstones as exposed at 



Lake Agnes 2,705 



LAKE LOUISE FORMATION: 



I. Compact siliceous shale as exposed at Lake Louise 105 



FAIRVIEW FORMATION: 



I. Quartzitic sandstones as exposed at Lake Louise 600+ 



Total Lower Cambrian 3,800+ 



Upper Cambrian 3,590+ 



Middle Cambrian 4,963 



Lower Cambrian 3,800+ 



Total thickness of sections examined 12,353+ 



Below the section of the quartzitic sandstones on Fairview Moun- 

 tain there is, in the Bow River valley, a considerable, but unknown, 

 thickness of sandstones and siliceous shales that have not been 

 examined or measured. 



