Title from title screen (viewed September 15, 2014).
Also available online in PDF format from the U.S. Geological Survey Warehouse (http://pubs.er.usgs.gov/).
"Geochemical data show the distribution of gold, silver, mercury, arsenic, antimony, copper, zonc, molybdenum, and tellurium in carbonate and siliceous sedimentary rocks and granitic and basalitic igneous rocks."
Bibliography
Includes bibliographical references (pages 17-18).