The early history of the Alder Creek/Mackay, Copper Basin, Muldoon, and other districts near Mackay was described in Umpleby, J B, “Geology and Ore Deposits of the Mackay Region, Idaho,” USGS Professional paper 97, (Washington: GPO, 1917). The report includes the early history of the districts.http://pubs.usgs.gov/pp/0097/report.pdfAccessed 17 November 2015.
Mine Hill, located west of Mackay, was the location of many historic mines.The Mackay Mine Hill Trail provides access to most of this area.Download a BLM brochure and BLM map describing the trail.