Mining History and Geology of some of Wyoming’s Metal and Gemstone Districts and Deposits (1994)

Hausel, W.D., 1994, Mining history and geology of some of Wyoming’s metal and gemstone districts and deposits: Geological Survey of Wyoming [Wyoming State Geological Survey] Reprint 56, p. 39–64. (Reprinted from Jubilee Anniversary Field Conference Guidebook, 1993: Wyoming Geological Association.)