Maurice A. Chaffee

• Analytical results for rock and stream-sediment samples, Coconino National Forest, Coconino, Gila, and Yavapai counties, Arizona
• Distribution and abundance of gold and other selected elements in altered bedrock, Empire Mining District, Clear Creek County, Colorado
• Geochemical evaluation of the Winchester roadless area, Cochise County, Arizona
• Geochemical exploration techniques based on distribution of selected elements in rocks, soils, and plants, Mineral Butte copper deposit, Pinal County, Arizona
• Geochemical exploration techniques based on distribution of selected elements in rocks, soils, and plants, Vekol porphyry copper deposit area, Pinal County, Arizona
• Geologic information and analytical results for samples of drill core from the Myszków porphyry copper-molybdenum deposit, southern Poland
• Mineral-resource and environmental geochemistry of the Coconino National Forest, Coconino, Gila, and Yavapai counties, Arizona