Pete, I would expect to see cobalt in the hard gold for edge connector application. Is it possible their cutter/grinder tool wore down/broke down and contributed some of the cobalt matrix into the mix?? I assumed that you might find Pb in the sounder... Steve Creswick Sr Associate - Balanced Enterprise Solutions http://www.linkedin.com/in/stevencreswick 616 834 1883 ______________________________________________________________________ This email has been scanned by the Symantec Email Security.cloud service. For more information please contact helpdesk at x2960 or [log in to unmask] ______________________________________________________________________