Gold Quartz Veins of the Alleghany District, California - by Henry Ferguson & Roger Gannett - Alleghany is located in the heart of the Mother lode country in Sierra County, CA and is probably the richest district in the Mother Lode. Most famous in this district is the 16 to One Mine which is still operating today on a limited basis. This district is famous for its pure white Quartz intertwined with Gold. World Class specimens as well as beautiful Jewelry have been made from this material. This publication Originally was published as USGS Professional Paper 172 in 1932. It covers the Geology, History and Production, and all of the Mines in the district in detail. Lots of maps and figures.