Agreed. This looks and feels like solder, but SEM/EDX will confirm. Don Sent from my iPhone > On Jul 30, 2014, at 8:20 AM, Vladimir Igoshev <[log in to unmask]> wrote: > > I bet it's solder splashes. Tiny solder balls are flying in reflow ovens . > > We investigated several cases like that in the past for our customers. > > Regards, > > Vladimir Igoshev > SENTEC Testing Laboratory Inc. > 11 Canadian Road, Unit 7 > Scarborough, ON M1R 5G1 > Phone: 647-495-8727 > Cell: 416-899-1882 > [log in to unmask] > www.sentec.ca > Original Message > From: Steve Gregory > Sent: Wednesday, July 30, 2014 8:03 AM > To: [log in to unmask] > Reply To: TechNet E-Mail Forum > Subject: [TN] Spots on Gold > > Morning John, > > I have your second photo posted, it's here: > > http://stevezeva.homestead.com/ring.jpg > > This looks interesting! > > Steve > > >> On Tue, Jul 29, 2014 at 5:56 PM, <[log in to unmask]> wrote: >> >> Hi steve >> >> I managed to get to a good microscope this afternoon. Everyone of these >> spots looks like someone circled it* w*ith a magic marker. >> >> Would you mind posting one more pic for me. >> >> Thanks >> >> John Foster > > -- > > > This email and any attachments are only for use by the intended > recipient(s) and may contain legally privileged, confidential, proprietary > or otherwise private information. Any unauthorized use, reproduction, > dissemination, distribution or other disclosure of the contents of this > e-mail or its attachments is strictly prohibited. If you have received this > email in error, please notify the sender immediately and delete the > original. > > > ______________________________________________________________________ > 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] > ______________________________________________________________________ > > ______________________________________________________________________ > 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] > ______________________________________________________________________ ______________________________________________________________________ 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] ______________________________________________________________________