NEWELEMENT 1 Au
  V0 2.321000000000000
  kappa 5.429183267911013
  eta2 3.163401597801266
  n0 0.047440794429406
  mass 196.966499999999996
  S0 1.587531600000000
  E0 -3.800000000000000
  lambda 4.123382488890299
ENDELEMENT -1
STOP -1


(anything below the STOP line is ignored)

These are the default EMT parameters from ASAP.  
Units are based on eV, Angstrom and atomic mass units.
The mass parameter will not actually be used by the KIM calculator.