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A Systematic Radioactivity Reconnaissance of Part of the North Gilpin County Mining District, Colorado
From introduction: The purpose of the investigation was to attempt to correlate anomalous radioactivity and mineral distribution in a metal-mining district that shows a distinct areal pattern of distribution of vein types,
Date:
September 1953
Creator:
Campbell, Russell H. & Schafer, Max
System:
The UNT Digital Library