4 books
Development of Industrial Minerals in Colorado
Analytical Results and Sample Locality Map of Stream-Sediment and Heavy-Mineral-Concentrate Samples from the Deep Creek Mountains Wilderness Study Area, Juab and Tooele Counties, Utah
Analytical Results and Sample Locality Map of Stream-Sediment, Heavy-Mineral-Concentrate, Pebble, and Rock Samples from the Craig Study Area
Analytical Results and Sample Locality Map of Stream-Sediment and Heavy-Mineral-Concentrate Samples from the Livengood 1 Degree by 3 Degrees Quadrangle, Alaska