Suggested citation and version history for Mosier, Dan L., Singer, Donald A., and Berger, Vladimir I., 2007, Volcanogenic massive sulfide deposit density: U.S. Geological Survey Scientific Investigations Report 2007-5082 [http://pubs.usgs.gov/sir/2007/5082/]. Version 1.0, June 8, 2007 Initial release online at http://pubs.usgs.gov/sir/2007/5082/