The Index Bornite mine is located in the Index Mining District of Snohomish County WA. The property consisted of 2 claims located on Lewis Creek. The Index Bornite claims were originally discovered on May 20th 1898 by by Alec Watt, Chas Cummings, and York Barington . In June of 1899 the claims were incorporated into the Index Bornite Copper Mining Company. The company operated the mine from 1902-1917
The development work on the property consisted of 700 feet of tunnel, including a shaft, trails and cabins.
Site Visited 2013, 2016
Index Bornite Mine