Geology and resources of fluorine in the United States
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Professional Paper↗
Geology topics
R. D. Trace
Publications and source records attributed to R. D. Trace.
Carnotite Resources in the radium group area, San Miguel County, Colorado
No abstract available.
Colorado↗
Carnotite resources of the Georgetown group of claims, San Miguel County, Colorado
No abstract available.
Colorado↗
Preliminary geologic map of part of the Levias-Crittenden Spring fault system, Crittenden County, Kentucky
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Open-File Report↗
Notes on the geology of the Eva Tanguay fluorspar property, Tabb fault system, Crittenden County, Kentucky
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Open-File Report↗
Preliminary report on the geology of part of the Babb fault system, Crittenden and Livingston Counties, Kentucky
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Open-File Report↗
Preliminary report on the geology of the Senator mine area, Caldwell county, Kentucky
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Open-File Report↗