This field excursion to the central Oregon High Cascades highlights aspects of Quaternary volcanic and glacial history in the vicinity of Mount Bachelor (formerly Bachelor Butte) and South Sister. Part 2 (Bend Area) portion of the field excursion to the central Oregon High Cascades highlights aspects of the ash-flow tuffs in the Bend area. The guide contains brief descriptions of the stops, and some of the key features and interpretations of the stops are discussed further in the paper by Hill and Taylor at the end of the guide. -- Scott and Gardner, 1990 |