Online resource; title from PDF title page (USGS viewed Mar. 17, 2017).
Bibliography
Includes bibliographical references and index.
Contents
Introduction -- General geology -- Geologic history -- Mineralogy -- Ore deposits -- Mine descriptions -- Guides to ore and future of the district -- Production of mines in the district.
Access
Use copy Restrictions unspecified star MiAaHDL
Reproduction
Electronic reproduction. [S.l.] : HathiTrust Digital Library, 2010. MiAaHDL
System Details
Master and use copy. Digital master created according to Benchmark for Faithful Digital Reproductions of Monographs and Serials, Version 1. Digital Library Federation, December 2002. http://purl.oclc.org/DLF/benchrepro0212 MiAaHDL
Processing Action
digitized 2010 HathiTrust Digital Library committed to preserve pda MiAaHDL