The geology and mineralization of the northern portion of the Fox Range, located in Washoe County, Nevada, has been studied.

Alteration and mineralization of the Aurora Mining District has been studied. Epithermal precious metal mineralization of the district is confined to 10.3 m. y. old quartz adularia veins in altered andesite. Alteration ...

The Bovard Mining District, located in the Gabbs Valley Range, Mineral County, Nevada produced about $360,000.00 in gold and silver. The mineralization is of the epithermal vein type. The district is underlain by a thick ...

Contact-metamorphic deposits containing scheelite are found at Tungsten, Pershing County, Nevada. Upper Triassic limestone beds were replaced by emanations from granodiorite stocks, forming tactite deposits bearing tungsten. ...

The geology and mineralization of the Tuscarora mining district has been studied.

The origin of crystalline magnesite deposits has been investigated. Magnesite deposits formed by hydrothermal or replacement processes are extremely rare.

The geology and mineralization of the Willard Mining District, located in Pershing County, Nevada, have been studied. Soil and rock chip sampling have defined two gold-arsenic anomalies. Gold and silver of the district are ...

Miocene to Pliocene age sediments in the Bretz-Aurora basin, 16 miles west of McDermitt, Nevada, form as a series of blanketing phreatomagmatic and plinian, ash and lapilli, subaerial and subaqueous deposits. Epithermal ...

The petrography, alteration, and mineralization of igneous dikes of the Jerritt Canyon District have been studied. Four types of igneous dikes intrude the sedimentary rocks and two are locally gold ore. The oldest and most ...

A geochemical analysis was applied to rock and soil samples collected within the Gillis Range, southeast of Hawthorn, Nevada. Testing was conducted to detect minute amounts of trace elements such as gold, silver, arsenic, ...