Excerpt from Geology and Ore Deposits of the Index Mining District Geological field work in the Index Mining District was begun on August 2ud, 1910, and continued until September 20th of the same year. During this time the larger part Of the areal geological mapping was completed, and many of the detailed underground examinations of the ore deposits were made. Later, during the autumn months Of the same year, several shorter trips were undertaken for the purpose Of completing the geological mapping and the examination Of the individual mines. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.

Leading mining historian Kerby Jackson introduces us to a classic mining work in this important re-issue of "Geology and Ore Deposits of The IndexMining District of Washington." Unavailable since 1912, 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 mines in the area. Some of the mines featured include the Sunset, Non-Pareil, Ethel Consolidated, Kittaning, Merchant, Homestead, Co-operative, Lost Creek, Uncle Sam, Calumet, Florence-Rae, Bitter Creek, Index Peacock, Gunn Peak, Helena, North Star, Buckeye. Copper Bell, Red Cross and others. 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.