Mineral deposits associated with alkalic rocks of major economic importance to Colorado's mining industry. Includes survey of alkalic rocks, studies of ore deposits associated with alkalic rocks by mining districts (Central Front Range Mineral Belt, Cripple Creek District, State Line District, La Plata District, Hahns Peak District, Iron Hill Alkalic Complex, Silver Cliff and Rosita Hills District, Wet Mountain Alkalic Complexes, Ralston Buttes District, and other alkalic provinces), discussion of geological setting, geochemistry, economic geology, exploration and production history and references. 137 pages. 47 figures.
Author(s): J.A. Cappa
Publication Type: Book