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Climate Change 2022: Mitigation of Climate Change 科技报告
, 2022
作者:  Jim Skea
JPEG(8Kb)  |  收藏  |  浏览/下载：149/33  |  提交时间：2022/04/06
Petrographic, geochemical, and geochronologic data for cenozoic volcanic rocks of the Tonopah, Divide, and Goldfield Mining Districts, Nevada 科技报告
报告编号: 70200391, 页数: 25, 2019
作者:  du Bray, Edward A. edubray@usgs.gov;  John, David A. djohn@usgs.gov;  Vikre, Peter G. pvikre@usgs.gov;  Colgan, Joseph P. jcolgan@usgs.gov;  Cosca, Michael A. mcosca@usgs.gov;  Morgan, Leah E. lemorgan@usgs.gov;  Fleck, Robert J. fleck@usgs.gov;  Premo, Wayne R. wpremo@usgs.gov;  Holm-Denoma, Christopher S. cholm-denoma@usgs.gov
Adobe PDF(9017Kb)  |  收藏  |  浏览/下载：71/22  |  提交时间：2019/11/06
Petrology of volcanic rocks associated with silver-gold (Ag-Au) epithermal deposits in the Tonopah, Divide, and Goldfield Mining Districts, Nevada 科技报告
报告编号: 70202841, , 2019
作者:  du Bray, Edward A. edubray@usgs.gov;  John, David A. djohn@usgs.gov;  Colgan, Joseph P. jcolgan@usgs.gov;  Vikre, Peter G. pvikre@usgs.gov;  Cosca, Michael A. mcosca@usgs.gov;  Morgan, Leah E. lemorgan@usgs.gov
Adobe PDF(1740Kb)  |  收藏  |  浏览/下载：46/19  |  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：64/35  |  提交时间：2019/11/06
Postglacial eruptive history and geochemistry of Semisopochnoi volcano, western Aleutian Islands, Alaska 科技报告
报告编号: 70194443, 页数: 40, 2018
作者:  Coombs, Michelle L. mcoombs@usgs.gov;  Larsen, Jessica F.;  Neal, Christina A. tneal@usgs.gov
Adobe PDF(14988Kb)  |  收藏  |  浏览/下载：8/6  |  提交时间：2019/11/06
Review of the geochemistry and metallogeny of approximately 1.4 Ga granitoid intrusions of the conterminous United States 科技报告
报告编号: 70191014, 页数: 44, 2018
作者:  du Bray, Edward A. edubray@usgs.gov;  Holm-Denoma, Christopher S. cholm-denoma@usgs.gov;  Lund, Karen klund@usgs.gov;  Premo, Wayne R. wpremo@usgs.gov
Adobe PDF(39432Kb)  |  收藏  |  浏览/下载：66/37  |  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：48/17  |  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
Quartz-pebble-conglomerate gold deposits: Chapter P in Mineral deposit models for resource assessment 科技报告
报告编号: 70196218, 页数: 44, 2018
作者:  Taylor, Ryan D. rtaylor@usgs.gov;  Anderson, Eric D. ericanderson@usgs.gov
Adobe PDF(6658Kb)  |  收藏  |  浏览/下载：42/16  |  提交时间：2019/11/06
Hydrologic characteristics and water quality of headwater streams and wetlands at the Allegheny Portage Railroad National Historic Site, Summit area, Blair and Cambria Counties, Pennsylvania, 2014–16 科技报告
报告编号: 70198896, , 2018
作者:  Cravotta, Charles A. III;  Galeone, Daniel G.;  Penrod, Kathy A.
Adobe PDF(5415Kb)  |  收藏  |  浏览/下载：3/0  |  提交时间：2019/11/06