Eastern Mineral and Environmental Resources Science Center

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Date published: March 30, 2015

New Report Indicates Potential for Five Times Known Copper Deposits Yet to Be Found in Central Asia

SPOKANE, Wash. — A new U.S. Geological Survey report covering major parts of the world’s largest mountain belt in central Asia estimates the existence of about five times as much copper in undiscovered deposits as has been identified to date. These areas host 20 known porphyry copper deposits, including the world class Oyu Tolgoi deposit in Mongolia that was discovered in the late 1990s.

Date published: February 5, 2014

Helicopter Survey to Map Potential Mineral Resources in Southeast Missouri

U.S. Geological Survey scientists will conduct a comprehensive, high-resolution airborne survey to study the rock layers under parts of Washington, Franklin and Crawford counties. Instruments on the helicopter will collect information about the underground geology and mineral deposits of the region.