Geochemical prospecting with heavy-mineral concentrates used to locate a tungsten deposit
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Circular↗
Geology topics
Paul Kellogg Theobald
Publications and source records attributed to Paul Kellogg Theobald.
The gold pan as a quantitative tool
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Trace Elements Investigations↗
Geology and uranium deposits of part of the Browns Park formation, Colorado, Wyoming, and Utah -- a preliminary report
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Trace Elements Investigations↗