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Stromatolites of the Belt Series in Glacier National Park and Vicinity, Montana
Richard Rezak
1957, Professional Paper 294-D
Eight zones of Precambrian stromatolites that are useful for local correlation are recognized in the Belt series of the Glacier National Park region, Montana. The zones vary in composition, thickness, and areal extent. Some are widespread and extend into neighboring regions, and others occur only in small areas. Their names...