1. Geologic map of late Cenozoic deposits and faults in parts of the Mt. Barcroft, Piper Peak, and Soldier Pass 15ʹ quadrangles, Esmeralda County, Nevada, and Mono County, California Yale Public content 1995. 2002-06-01T04:00:00Z. 2002-06-01T04:00:00Z. Geological Survey (U.S.). The Survey ; For sale by Map Distribution. English. Public. California, Mono County, Nevada, and Esmeralda County. Cenozoic.