Revision History for USGS Open-File Report 2010-1040 Steve W. Blecker, Lisa L. Stillings, Michael C. Amacher, James A. Ippolito, and Nicole M. Decrappeo Ecosystem Health in Mineralized Terrane; Data from Podiform Chromite (Chinese Camp Mining District, California), Quartz Alunite (Castle Peak and Masonic Mining Districts, Nevada/California), and Mo/Cu Porphyry (Battle Mountain Mining District, Nevada) Deposits ----------------------------------------------------- Posted online at http://pubs.usgs.gov/of/2010/1040/ April 27, 2010 -----------------------------------------------------