“…(1) Soda Lakes geothermal area, Nevada (Olmsted et ai., 1975;Olmsted, 1977;Olmsted et ai., 1981); (2) Upsal Hogback geothermal area, Nevada (Olmsted, 1977;Olmsted etal., 1981;LeSehack et al, 1979;LeSchack and Lewis, 1983); (3) Hualapai Flat, Nevada (Crewdson, 1976(Crewdson, , 1978; (4) Stillwater geothermal area, Nevada (Morgan, 1982); (5) Paradise Valley, Nevada (Trexler et al, 1981); (6) Hawthorne area, Nevada (Trexler et al, 1981); (7) Long Valley, California (LeSchack et al, 1977(LeSchack et al, , 1979(LeSchack et al, , 1980Sorey et al, 1978);and (8) Coso Hot Springs, California (LeSchack et al, 1977, 1979, LeSchack and Lewis, 1983). …”