Employing "self-sharpening tools" found in the work of theologian and philosopher Bernard Lonergan, Pope Francis' encyclical Laudato si', and international law, William P. George brings mining to personal and collective moral awareness by "prospecting for ethics" at selected sites: (1) Butte, Montana, "the Richest Hill on Earth," once bound to Chuquicamata, Chile, by a company that spanned two continents and nearly owned a state; (2) the tiny island...