Gifkins, Cathryn C. Altered volcanic rocks: a guide to description and interpretation - Hobart University of Tasmania, Centre for Ore Deposit Research 2005 - x, 275 p. ilus., tbls. ISBN: 1-86295-219-1 Subjects--Topical Terms: ALTERACIÓN HIDROTERMALEXPLORACION MINERAGEOQUÍMICAROCAS IGNEASROCAS VOLCANICASSULFUROS MASIVOSYACIMIENTOS VOLCANOGENICOS Universal Decimal Class. No.: 552.313/G48