Suggested citation and version history for Clynne, M.A., Muffler, L.J.P., Siems, D.F., Taggart, J.E. Jr., and Bruggman, Peggy, 2008, Major and EDXRF trace element chemical analyses of volcanic rocks from Lassen Volcanic National Park and vicinity: U.S. Geological Survey Open-File Report 2008-1091, 11 p. and .xls table [http://pubs.usgs.gov/of/2008/1091/]. April 4, 2008, version 1.0 Initial release online at http://pubs.usgs.gov/of/2008/1091/