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Mineral Resource Governance in the 21st Century 科技报告
, 2020
作者:  United Nations Environment Programme
浏览  |  Adobe PDF(27245Kb)  |  收藏  |  浏览/下载：134/21  |  提交时间：2020/03/25
Assessment of undiscovered copper resources of the world, 2015 科技报告
报告编号: 70201026, 页数: 644, 2019
作者:  Hammarstrom, Jane M. jhammars@usgs.gov;  Zientek, Michael L.;  Parks, Heather L. hparks@usgs.gov;  Dicken, Connie L. cdicken@usgs.gov;  U.S. Geological Survey Global Copper Mineral Resource Assessment Team
Adobe PDF(324154Kb)  |  收藏  |  浏览/下载：99/28  |  提交时间：2019/11/06
Effect of size-biased sampling on resource predictions from the three-part method for quantitative mineral resource assessment—A case study of the gold mines in the Timmins-Kirkland Lake area of the Abitibi greenstone belt, Canada: 科技报告
报告编号: 70200660, 页数: 24, 2019
作者:  Ellefsen, Karl J. ellefsen@usgs.gov
Adobe PDF(938Kb)  |  收藏  |  浏览/下载：8/6  |  提交时间：2019/11/06
Focus areas for data acquisition for potential domestic sources of critical minerals—Rare earth elements 科技报告
报告编号: 70202572, 页数: 21, 2019
作者:  Hammarstrom, Jane M. jhammars@usgs.gov;  Dicken, Connie L. cdicken@usgs.gov
Adobe PDF(1665Kb)  |  收藏  |  浏览/下载：38/22  |  提交时间：2019/11/06
Soil mineralogy and geochemistry along a north-south transect in Alaska and the relation to source-rock terrane 科技报告
报告编号: 70204649, 页数: 27, 2019
作者:  Wang, Bronwen;  Hults, Chad P. chults@usgs.gov;  Eberl, Dennis D.;  Woodruff, Laurel G. woodruff@usgs.gov;  Cannon, William F. wcannon@usgs.gov;  Gough, Larry P. lgough@usgs.gov
Adobe PDF(6985Kb)  |  收藏  |  浏览/下载：63/35  |  提交时间：2019/11/06
Status and understanding of groundwater quality in the Monterey-Salinas Shallow Aquifer Study Unit, 2012–13: California GAMA Priority Basin Project 科技报告
报告编号: 70196624, 页数: 132, 2018
作者:  Burton, Carmen A. caburton@usgs.gov;  Wright, Michael mtwright@usgs.gov
Adobe PDF(36645Kb)  |  收藏  |  浏览/下载：53/19  |  提交时间：2019/11/06
User’s guide for MapMark4GUI—A graphical user interface for the MapMark4 R package 科技报告
报告编号: 70196565, 页数: 29, 2018
作者:  Shapiro, Jason L.
Adobe PDF(1933Kb)  |  收藏  |  浏览/下载：104/18  |  提交时间：2019/11/06
Geologic map of the Pagosa Springs 7.5' quadrangle, Archuleta County, Colorado 科技报告
报告编号: 70200649, , 2018
作者:  Moore, David W.;  Lidke, David J. dlidke@usgs.gov
Adobe PDF(7217Kb)  |  收藏  |  浏览/下载：15/5  |  提交时间：2019/11/06
Descriptive models for epithermal gold-silver deposits: Chapter Q in 科技报告
报告编号: 70196376, , 2018
作者:  John, David A. djohn@usgs.gov;  Vikre, Peter G. pvikre@usgs.gov;  du Bray, Edward A. edubray@usgs.gov;  Blakely, Richard J. blakely@usgs.gov;  Fey, David L. dfey@usgs.gov;  Rockwell, Barnaby W. barnabyr@usgs.gov;  Mauk, Jeffrey L. jmauk@usgs.gov;  Anderson, Eric D. ericanderson@usgs.gov;  Graybeal, Frederick T.
Adobe PDF(39815Kb)  |  收藏  |  浏览/下载：45/17  |  提交时间：2019/11/06
Geologic map of the Fort Collins 30'×60' quadrangle, Larimer and Jackson Counties, Colorado, and Albany and Laramie Counties, Wyoming 科技报告
报告编号: 70196840, , 2018
作者:  Workman, Jeremiah B. jworkman@usgs.gov;  Cole, James C. jimcole@usgs.gov;  Shroba, Ralph R. rshroba@usgs.gov;  Kellogg, Karl S. kkellogg@usgs.gov;  Premo, Wayne R. wpremo@usgs.gov
Adobe PDF(20163Kb)  |  收藏  |  浏览/下载：44/12  |  提交时间：2019/11/06