XYZ data format



 Dear CCLers,
 can anyone point me to a reliable reference of the XYZ format used in
 structure definition input/output files of several molecular visualization
 packages. In need the definition for a local omplementation.
 --
 Thanks in advance,  Klaus Hermann                 Berlin, April 22, 1997
 ===========================================================================
  Prof.Dr. K. Hermann                    Tel.: [+49]-30-8413-4812/3 (office)
  Abt. Theorie, Fritz-Haber-Institut           [+49]-30-8413-4702   (secrt.)
  Faradayweg 4-6                         Fax.: [+49]-30-8413-4701
  D-14195 Berlin
  Germany
  e-mail:   hermann ^at^ FHI-Berlin.MPG.DE
     WWW:   http://www.fhi-berlin.mpg.de/th/member/hermann_k.html
 ===========================================================================