被引量: 114发表: 2005年 Geological survey mineral commodity summaries Sheet Explanations of the British Geological Survey: 1:50 000 sheets. 32–36 pp. £9.00. Sheet Descriptions of the British Geological Survey: 1:50 000 sh... US Usgs 被引量: 50发表: 2015年 ...
Mineral Commodity Summaries 2011 星级: 201 页 Mineral Commodity Summaries 2001--Titanium and Titanium Dioxide 星级: 2 页 Mineral Commodity Summaries 2002--Stone (dimension) 星级: 2 页 全球矿产品概要(2012年)Mineral Commodity Summaries, 2012 星级: 201 页 世界矿产品概要2013 Mineral commodity...
Brian W Jaskula.USGS Mineral Commodity Summaries. . 2010Hedrick JB 2010 Rare Earths. In: USGS Mineral Commodity Summaries, January 2010. (Reston, VA: USGS) pp 128-129USGS-b (2009). "USGS Mineral Commodity Summaries, Cement." http://minerals.usgs.gov/minerals/pubs/commodity/cement/mcs-2009...
4 Also includes refractory-grade kaolin. 5 Defined as imports – exports. 6 See Appendix C for resource/reserve definitions and information concerning data sources. U.S. Geological Survey, Mineral Commodity Summaries, January 2015 相关精品文档 更多 in 2013 - USGS Mineral Resources Program Cop...
论文--毕业论文 文档标签: 主要帮助USGS矿产品概要矿产品usgs 系统标签: 矿产品usgsmineralsummariescommodity概要 Feldspar Abrasives Aluminum Antimony Arsenic Asbestos Barite Bauxite Beryllium Bismuth Boron Bromine Cadmium Cement Cesium Chromium Clays Cobalt Niobium Copper Diamond Diatomite Fluorspar Gallium Garnet Ge...
回复@踢飞大师: 根据美国地质调查局(USGS)发布的《Mineral Commodity Summaries 2021》报告,2020年全球铁矿石原矿储量约1800亿吨,比上年增加100亿吨。其中,含铁量铁矿石储量在840亿吨左右,占全球铁矿石原矿储量的46.67%,但分布极为不平均。 铁矿石主要集中在澳大利亚、俄罗斯、巴西、中国等地,四个国家占比超过70%。其...