Suggested citation and version history for

  Bliss, J.D., Hayes, T.S., and Orris, G.J., 2008, revised 
       2012, Limestone--a crucial and versatile industrial 
       mineral commodity: U.S. Geological Survey Fact Sheet 
       2008-3089, version 1.1, 4 p. (Available at 
       http://pubs.usgs.gov/fs/2008/3089/.)

  Version 1.1
  August 31, 2012
  Revised paragraph on U.S. Industrial Consumption of 
  Limestone

  Version 1.0
  January 22, 2009
  Initial release online at
  http://pubs.usgs.gov/fs/2008/3089/