Leading mining historian Kerby Jackson introduces us to a classic mining work in this important re-issue of “Geology and Mineral Deposits of the Loomis Quadrangle, Okanogan County, Washington”. Unavailable since 1972, this important publication was originally published by the Washington Geologic Survey and has been unavailable for a century. Topics include the geology, rock formations and the formation of ore deposits in this important mining area of Washington State. Also included are hard to find details on the geology, history and locations of dozens of gold, copper, silver and other mines in the area. Note: This edition is a facsimile of the original edition and is not set in a modern typeface. As such, some type characters and images might suffer from slight imperfections or minor shadows in the page background.