Steep Rock Group

WiUcs M. E. and Nisbet E. G. (1985) Archean stromatohtes from the Steep Rock group NW Ontario. Can. J. Earth Sci. 22, 792-799. 

Wilks, M. E. Nisbet, E. G. 1988. Stratigraphy of the Steep Rock Group, northwest Ontario a major Archaean unconformity and Archaean stromatolites. Canadian Journal of Earth Sciences, 25, 370-391. 

Wilks, M.E. and Nisbet, E.G., 1985. Archaean stromatolites from the Steep Rock Group, northwestern Ontario, Canada. Can. f. Earth Sci., 22, 792-9. 

During excavation, the flexibility of the slope rock mass is greatly increased and toppling failure is likely to occur when a group of steep faults is located in the slope (Fig. 7). The toppling failure of a rock slope can be regarded as a concentrated multi-fault... 

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