USGS Professional Paper 1640 A USGS Publications Warehouse
Dec 1, 2016Wolframite (tungsten) quartz vein deposits in Xihuashan, China, .. not included in the deposit models; pyrite deposits barren of copper are also not included. from Venezuela and Puerto Rico: Nonrenewable Resources, v.
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Bolivia, tin, natural gas, petroleum, zinc, tungsten, antimony, silver, iron, lead,Cyprus, copper, pyrites, asbestos, gypsum, timber, salt, marble, clay earth pigment Venezuela, petroleum, natural gas, iron ore, gold, bauxite, other minerals,.Live Chat