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Overview for geologic field-trip guides to Mount Mazama, Crater Lake Caldera, and Newberry Volcano, Oregon 科技报告
报告编号: 70189797, 页数: 5, 2017
作者:  Bacon, Charles R. cbacon@usgs.gov;  Donnelly-Nolan, Julie M. jdnolan@usgs.gov;  Jensen, Robert A.;  Wright, Heather M. hwright@usgs.gov
收藏  |  浏览/下载：22/0  |  提交时间：2019/11/06
Field-trip guide to Mount St. Helens, Washington - An overview of the eruptive history and petrology, tephra deposits, 1980 pyroclastic density current deposits, and the crater 科技报告
报告编号: 70188646, 页数: 80, 2017
作者:  Pallister, John S. jpallist@usgs.gov;  Clynne, Michael A. mclynne@usgs.gov;  Wright, Heather M. hwright@usgs.gov;  Van Eaton, Alexa R. avaneaton@usgs.gov;  Vallance, James W. jvallance@usgs.gov;  Sherrod, David R. dsherrod@usgs.gov;  Kokelaar, B. Peter
收藏  |  浏览/下载：1/0  |  提交时间：2019/11/06
Geologic field trip guide to Mount Mazama and Crater Lake Caldera, Oregon 科技报告
报告编号: 70188705, , 2017
作者:  Bacon, Charles R. cbacon@usgs.gov;  Wright, Heather M. hwright@usgs.gov
Adobe PDF(22585Kb)  |  收藏  |  浏览/下载：6/6  |  提交时间：2019/11/06