TY - BOOK AU - Prosser,A.P. TI - The influence of some mineralogical factors in the chemical processing of low-grade tin concentrates SN - 90-6569-609-1 PY - 1969/// CY - Bangkok PB - International Tin Council, London, and the Department of Mineral Resources, Bangkok KW - International Geosphere-Biosphere Program "Global Changes" KW - Congresses KW - Global environmental change KW - Research KW - Belgium ER -