CANARY GNIn 1891 a mine collapsed into itself. What was the dark substance found 666 feet underground? During the final days of the Gold Rush, one mining company in Colorado pulled up radioactive uranium, and then the mine then collapsed in on itself. Legends sprung up about the mine being cursed or even haunted. Now the Frontier is closed, the gold and silver mines have dried up. The country is becoming \'civilized,\' and yet, in one stretch of the Rocky