ABC News on MSN9d
Teen rescued from 50-foot deep mine shaft in Northern California
MORE: Tour guide killed after elevator malfunctions underground in Colorado gold mine ... feet inside of the mountain." "The ...
Scientific American3y
The Geology of the Klondike
Genesis of the Formation of Gold in the Placer Gravels in the Klondike-Yukon Mining Region Geography of the Klondike Region Mining of Gold Placer Gravels in Klondike-Yukon Valley by Dredgers Cost ...
Dawn21d
Illegal extraction of placer gold continues unchecked in Kohat
KOHAT: The illegal extraction of placer gold from the Indus River here goes on unchecked. Several groups have pitched tents and deployed centrifugal equipment at a larger level at the riverbanks ...