Mineral Commodity Summaries 2018 USGS Mineral Resources .
Jan 31, 2018 . Classification for Minerals and Part BSources of Reserves Data. A directory of . Czechia, Austria, Canada, Republic of Korea. YTTRIUM .. mine production in 2017 were gold (38%), copper (30%), iron ore .. The U.S. market price for primary ingot quoted by Platts Metals Week averaged. $0.90 per.Get Price