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Geology and Nonfuel Mineral Deposits of Asia and the Pacific - USGS

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Regional exploration history <strong>and</strong> significant recent discoveries...................................14<br />

Exploration for metal deposits....................................................................................................................................15<br />

Exploration for industrial mineral deposits ..............................................................................................................15<br />

Potential for occurrence <strong>of</strong> undiscovered mineral resources...........................................16<br />

Potential for metal deposits........................................................................................................................................16<br />

Potential for industrial mineral deposits...................................................................................................................17<br />

Acknowledgements ............................................................................................................................................19<br />

References Cited ...................................................................................................................................................19<br />

Tables .............................................................................................................................................................................27<br />

Figures ...........................................................................................................................................................................47<br />

Tables<br />

Table 1. Major nonfuel known commodities <strong>of</strong> mineral deposits in each country in <strong>the</strong> <strong>Asia</strong> <strong>and</strong> <strong>Pacific</strong><br />

region.................................................................................................................................................................27<br />

Table 2. Main nonfuel known mineral deposits in <strong>the</strong> <strong>Asia</strong> <strong>and</strong> <strong>Pacific</strong><br />

Region.................................................................................................................................................................29<br />

Figures<br />

Figure 1. World map showing location <strong>of</strong> regional reports <strong>and</strong> <strong>the</strong> countries <strong>of</strong> <strong>the</strong> <strong>Asia</strong> <strong>and</strong> <strong>Pacific</strong><br />

region................................................................................................................................................................49<br />

Figure 2. Location <strong>of</strong> countries <strong>and</strong> geographic features in <strong>the</strong> <strong>Asia</strong> <strong>and</strong> <strong>Pacific</strong> region.................................50<br />

Figure 3. Distribution <strong>of</strong> rocks divided into <strong>the</strong> five main ages <strong>of</strong> earth history in <strong>the</strong> <strong>Asia</strong> <strong>and</strong> <strong>Pacific</strong><br />

region...............................................................................................................................................................51<br />

Figure 4A – 4C. Main nonfuel known mineral deposits in <strong>the</strong> <strong>Asia</strong> <strong>and</strong> <strong>Pacific</strong> region .....................................52<br />

Figure 5. Schematic laterite pr<strong>of</strong>ile, showing <strong>the</strong> effect <strong>of</strong> deep wea<strong>the</strong>ring in <strong>the</strong> tropical climates<br />

<strong>of</strong> <strong>the</strong> <strong>Asia</strong> <strong>and</strong> <strong>Pacific</strong> region......................................................................................................................55<br />

Figure 6. Schematic geologic diagrams <strong>of</strong> copper deposit types in <strong>the</strong> <strong>Asia</strong> <strong>and</strong> <strong>Pacific</strong> region ...................56<br />

Figure 7. Schematic geologic diagrams <strong>of</strong> gold <strong>and</strong> silver deposit types in <strong>the</strong> <strong>Asia</strong> <strong>and</strong> <strong>Pacific</strong><br />

region................................................................................................................................................................57<br />

Figure 8. North-south cross section, looking west through <strong>the</strong> Mount Whaleback sedimentary iron<br />

deposit..............................................................................................................................................................58<br />

Figure 9. <strong>Geology</strong> <strong>of</strong> <strong>the</strong> Kambalda Dome, Western Australia, showing nickel ore shoots .............................59<br />

Figure 10. Geologic diagrams <strong>of</strong> rare-earth element <strong>and</strong>, uranium <strong>and</strong> thorium deposits in <strong>the</strong> <strong>Asia</strong><br />

<strong>and</strong> <strong>Pacific</strong> region ........................................................................................................................................60<br />

Figure 11. Idealized cross section through sedimentary rock-hosted zinc-lead deposit, similar to<br />

those in Australia <strong>and</strong> India........................................................................................................................61<br />

iv

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