Despite uptick, record prices, Wyo coal's outlook still grim
Powder River Basin coal has ranged from less than 4 per ton in the 1990s to about 10 a year ago. ... to close its Coal Creek mine in the Powder River Basin by year's end. The company also plans to close its flagship Black Thunder mine — the second largest surface coal mine in North America, although Arch has not set a target closing date. ...