Uranium mining Cornwall. The first deliberate mining of radioactive ores took place in Jáchymov, a silver-mining city in the Czech Republic. Marie Curie used pitchblende ore from Jáchymov to isolate the element radium, a decay product of uranium. Until World War II uranium was mined primarily for its radium content; some carnotite deposits were mined primarily for the vanadium content. Sources for radium, contained in the uranium ore, were sought for use as luminous paint for watch dials and other instruments, as well as for health-related applications, some of which in retrospect were certainly harmful. The byproduct uranium was used mostly as
Pitchblende (band) planner in Toronto who played in the D.C.-based trio Imperial China from 2007 to 2013, and Treyfid is a Los Angeles-based fine artist, solo musician and graphic designer. Pitchblende (band) Pitchblende was a four-piece art punk band from Washington, D.C., composed of Justin Chearno on guitar, Scott DeSimon on bass guitar, Patrick Gough on drums and Treiops Treyfid on guitar. Between 1991 and 1995, the group recorded three full-length albums and several singles for the independent labels Cargo, Jade Tree, Matador Records and Simple Machines. Although based in Washington, Pitchblende's dense, angular sound was commonly thought to be closer in