USGS下调越南稀土储量估值 据矿业期刊(Mining Journal)报道,美国地质调查局(USGS)在最新版《矿产品概要》(Mineral commodity summary)中,将越南稀土储量从之前的2200万吨下调为350万吨。 此次修订意味着该国储量排名已经从之前的第二位降至第六位,位于中国、巴西、印度、澳大利亚...
Geological Survey's Mineral Commodity Summary 2015 Highlights which depicts performance of rare earth elements in terms of global production, global producer and U.S. imports and exports.GochaAprilAmerican Ceramic Society BulletinUSGS Mineral Commodity Summary 2015 highlights.. Gocha A. American Ceramics...