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Series
U.S. Geological Survey bulletin volume 1895
U.S. Geological Survey bulletin volume 1934 A-E
U.S. Geological Survey bulletin volume 1860
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U.S. Geological Survey bulletin volume 1934 A-E
U.S. Geological Survey bulletin volume 1860
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U.S. Geological Survey bulletin volume 1875 A-C
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U.S. Geological Survey bulletin volume 2001
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Summary
A commonly held theory of the origin of epithermal ore deposits relates Au, Ag, Hg, As, Sb, Tl, and other "volatile" elements to "fossil" hot-spring systems that transported and deposited these metallic elements close to the ground surface existing at the time. In the early 1970's, an emission-spectrographic method using short-wavelength radiation (SWR) was developed for use in the analysis of these "volatile" elements. This method was applied to...