TY - RPRT TI - Chemistry of thermal waters and mineralogy of the new deposits at Mount St. Helens: a preliminary report AU - David P. Dethier AU - David Frank AU - David R. Pevear PY - 1980 DO - 10.3133/ofr8180 UR - https://pubs.usgs.gov/publication/ofr8180 ID - ofr8180 ER -