when did the mining town of monte cristo cease operations and become all but abandoned
Monte Cristo, Washington Monte Cristo is a ghost town northwest of Monte Cristo Peak, in eastern Snohomish County in western Washington. The town was active as a mining area for gold and silver from 1889 to 1907, and later became a resort town that operated until 1983.
Diavik Diamond Mine The Diavik Diamond Mine is a diamond mine in the North Slave Region of the Northwest Territories, Canada, about 300 kilometres (190 mi) northeast of Yellowknife.[1] It has become an important part of the regional economy, employing 1,000, and producing approximately 7 million carats (1,400 kg (3,100 lb)) of diamonds annually.[2] The area was surveyed in 1992 and construction began in 2001, with production commencing in January 2003. It is connected to points south by an ice road and Diavik Airport with a 5,235 ft (1,596 m) gravel runway regularly accommodating Boeing 737 jet aircraft.