Geology Mount Boucherie



large broken columns of crystalline dacite @ east base of mount boucherie


mount boucherie composed of rhyolite , andesite, gives mountain yellow, tan , pinkish colours on north , south flanks. more prominent black , dark gray east , north-east face dacite. columns, or pipes, formed in later stages of mount boucherie s volcanic period, evidenced fact dacite columns intersect older rhyolite , andesite volcanic rock. above valley floor, east cliff face composed of folded volcanic flows of dacite.


the cenozoic tectonically active time in southern british columbia, , landscape of time reflected volcanism , faulting occurring.








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