Message:

<p>[QUOTE=&quot;desertgem, post: 24651379, member: 15199&quot;]If the silver is exposed to sulfur&nbsp; and chloride compounds , silver can tarnish a gold-brown leading to darker brown and blue violet and eventuallyblack, depending on the concentrations and length of exposure. It isn&#039;t an easy job to do without a lot of chemistry, but I have seen a few.[/QUOTE]</p><p><br /></p>

Your name or email address:

Do you already have an account?

• No, create an account now.
• Yes, my password is:
• Forgot your password?

Stay logged in