The Steven and Connie Faria collection on the Tintic Mining District and western mining (1887-1984) contains materials from the Chief Consolidated Mining Company, along with materials from various mining companies. Included in the collection are stockholders materials, annual reports, administrative materials and correspondence.

The John Schmitt papers (1879-2012) contains research materials pertaining to the McChrystal family, the Tintic Mining area, and Eureka. The McChrystal family arrived in Eureka from Michigan in 1877. Their life in Eureka and Salt Lake can be followed in various newspapers online such as The Salt Lake Tribune, Eureka Reporter and others. The Tintic Mining region is still active and increasing in importance.