TY - BOOK AU - Butt,C.R.M. AU - Zeegers,H.(Hubert) TI - Regolith exploration geochemistry in tropical and subtropical terrains SN - 0444890955 PY - 1992/// CY - Amsterdam PB - Elsevier North-Holland KW - Geochemical prospecting KW - Tropics N1 - Includes bibliographical references (p. 545-577) and index ER -