Laboratory for Stable Isotope Geochemistry (SB 3.01.45)  
   Department of Earth and Environmental Science
   The University of Texas at San Antonio (UTSA)
   One UTSA Circle
   San Antonio, Texas 78249, USA

   Office Ph:  210-458-5751
   Office Fax: 210-458-4469

   emails:
   Debajyoti.Paul@utsa.edu
   Grzegorz.Skrzypek@utsa.edu
       ksalazar1@satx.rr.com