Title: The geology and mineralogy of bentonites and associated rocks of the Chuckanut Formation, Mt. Higgins area, North Cascades, Washington
Subjects: Bentonite deposits, Geology, Geology, Stratigraphic, Mineralogy, Rocks, Sedimentary, Sedimentary Rocks, Stratigraphic Geology
Places: Mount region Higgins, Washington (State)
Time periods: Tertiary