Geological Prospecting and Exploration

7 1 20 Geological Prospecting and Exploration V.M. Kreiter Primary Author mixed material 1968 Principal Gold-Producing Districts of the United States Geological Survey Professional paper 610 Primary Author mixed material 1968 Ringkasan stratigrafi Timor - Timur Michael Geoffrey Audley Primary Author mixed material Bogor Antam – Unit Geomin 1968 2019120009.jpg.jpg The geology of Portuguese Timor Michael Geoffrey Audley-Charles Primary Author mixed material London Geological societ London 1968 Interpreting pan-concentrate analyses of stream sediments in geochemical exploration for gold R.P Fischer Primary Author F.S Fisher Primary Author mixed material 1968 Economic geology Donald E. White Primary Author mixed material 1968 Report of investigation no. 65: beneficiation of a complex lead-zinc-copper sulfide ore from Ayala district, Zamboanga Malicsi, Abelardo S. Primary Author Magkawas, Gloria C. Primary Author mixed material Manila 1968