A Systematic Radioactivity Reconnaissance of Part of the North Gilpin County Mining District, Colorado (open access)

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
Notes on the Differential Leaching of Uranium, Radium, and Lead From Pitchblende in H2SO4 Solutions (open access)

Notes on the Differential Leaching of Uranium, Radium, and Lead From Pitchblende in H2SO4 Solutions

Report discussing the leaching of uranium, radium and lead from oxidized black Katanga pitchblende. Results of leaching are included.
Date: September 1952
Creator: Phair, George & Levine, Harry
System: The UNT Digital Library