SPECIAL WEATHER ANNOUNCEMENT: We are now in the time of year when the area experiences strong afternoon thunderstorms. While we normally suggest an early arrival at the mine in order to maximize the gem mining day, we are STRONGLY suggesting early arrival in order to avoid being drenched on the sluice line.
Drift mining is either the mining of an ore deposit by underground methods, or the working of coal seams accessed by adits driven into the surface outcrop of the coal bed. A drift mine is an underground mine in which the entry or access is above water level and generally on the slope of a hill, driven horizontally into the ore seam.
Exterior view of 17 tunnel shafts where POWs worked six to twelve hours, seven days a week in freezing temperatures for nearly two months. The Germans would blast the slate loose with dynamite, and the Americans would break up the rock so it could be shoveled into mining cars.
The Miners (Old West Time-Life Series) [Robert Wallace, Editors of Time Life Books] on . *FREE* shipping on qualifying offers. A pictorial and descriptive chronicle of the westward rush of prospectors and entrepreneurs in search of the gold and other precious ores to be found from Mexico to the Yukon in the second half of the ...