 | | Report (issue) | | Metals in Silicified Rocks of the Goldfield Mining District, Nevada GEOLOGICAL SURVEY PROFESSIONAL ...Metals in Silicified Rocks of the Goldfield Mining District, Nevada By R. P. ASHLEY and W. GEOLOGY ...GEOCHEI\1ISTRY OF THE GOLDFIELD MINING GEOLOGICAL SURVEY PROFESSIONAL DISTRICT, PAPER NEVADA 843-B Exploration...Exploration and geochemistry of the Goldfield mining district, Nevada UNITED STATES GOVERNMENT PRINTING...of the Goldfield Mining District, Nevada. (Geology and geochemistry of the gold mining district, Nevada) |  | | Report (chapter) | | Survey, Federal Center MS 964, Denver, CO 80225, USA (e-mail: bberger@usgs.gov) Abstract: High-temperature...fault sets. The Virginia City and Goldfield mining districts, Nevada, were localized in zones of strike-slip...western margin of North America. The Camp Douglas mining area occurs within the same belt, but is localized...economically important precious-metal mining districts (Virginia City, Goldfield) and one economically less-important...Lower to Middle Miocene volcanic centres in western Nevada (Fig. 1). These districts provide insights into |  | | Report (issue) | | SURVEY GEOCHEMISTRY OF THE ALTERED AREA AT GOLDFIELD, NEVADA, INCLUDING ANOMALOUS AND BACKGROUND VALUES...---- Illustrations Page Figure 1. Map of Goldfield, Nev., and vicinity, showing areas df hydrothermal...113 Geochemistry of the altered area at Goldfield, Nevada, including anomalous and background values...sampling program carried out in the Goldfield mining district, Esmeralda and Nye Counties, Nev. Geochemical...were collected from a 15-square-mile area at Goldfield which is underlain by hydrothermally altered volcanic |  | | Report (issue) | | GEOCHEMISTRY OF THREE CORES FROM THE GOLDFIELD MINING DISTRICT, NEVADA By Roger P. Ashley and Russell C....Summary information for USGS drill holes at Goldfield, Nevada.............. 3 Table 2. Summary log for drill...ILLUSTRATIONS Figure 1. Geologic map of the Goldfield mining district, showing locations of drill holes.......exploration bore holes in the Goldfield mining district, Esmeralda County, Nevada. This activity was one component...study of the geology and geochemistry of the Goldfield district. The main objective of the drilling was to |  | | Report (issue) | | Elen1ents Near Ore Bodies in the Oxidized Zone at Goldfield, Nevada GEOLOGICAL SURVEY PROFESSIONAL SPOkANE~...at Goldfield, Nevada By R. P. ASHLEY and]. P. ALBE~S GEOLOGY AND GEOCHEMISTRY OF THE GOLDFIELD MINING...MINING .DISTRICT, NEVADA GEOLOGICAL SURVEY PROFESSIONAL PAPER 843-A An evaluation of nine elements...prospecting in the hydrothermally altered area at Goldfield ·.': '• !.'· UNITED STATES GOVERNMENT PRINTIN·G...zone at Goldfield, Nevada. (Geology and geochemistry of the Goldfield Mining District, Nevada) (Geological |  | | Report (issue) | | Quaternary Faults Within 100 km of Yucca Mountain, Nevada and California By L.A. Piety, U.S. Bureau of Reclamation...Report 94-112 Prepared in cooperation with the NEVADA OPERATIONS OFFICE, U.S. DEPARTMENT OF ENERGY, under...........................................98 Bow Ridge fault (BR)............................................................................ 127 Chert Ridge faults (CHR)........................................................... 132 iv Clayton Ridge-Paymaster Ridge fault (CRPR)........................... |
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