TY - RPRT TI - Hydrothermal alteration in oceanic ridge volcanics: A detailed study at the Galapagos Fossil Hydrothermal Field AU - W.I. Ridley AU - M.R. Perfit AU - I.R. Josnasson AU - M.F. Smith PY - 1994 DO - 10.1016/0016-7037(94)90025-6 UR - https://pubs.usgs.gov/publication/70017098 ID - 70017098 ER -