Message:

<p>[QUOTE=&quot;Insider, post: 2398132, member: 24314&quot;]OK, let&#039;s change the subject from producing verdigris (green, blue patina) to toning silver.&nbsp; Try some of the off-the-shelf household products at the grocery store...</p><p><br /></p><p>Now, I wish to thank members for educating me.&nbsp; I was taught that <span style="color: #00b300">verdigris</span> was the loose, green crud like that formed on/around the brass snap on a leather purse/pouch.&nbsp; While <span style="color: #00b300">patina</span> is the crust (green) that formed on metal - ancients, roofs, statues.&nbsp; &nbsp; I also understood that &quot;patina&quot; is often used to describe the &quot;skin&quot; on metal and can be any color.</p><p><br /></p><p>BUT NOOoooooo.&nbsp; Seems that verdigris is another word used to describe the green patina on coins.&nbsp; Now, I am confused.&nbsp; Why would someone wish to take the verdigris/patina off a coin (very desirable on ancients)?&nbsp; Posters here often write about how to remove it.&nbsp; &nbsp; Are these posters confusing &quot;good&quot; patina/verdigris with &quot;bad&quot; patina/verdigris GREEN CORROSION? </p><p><br /></p><p>Calling all chemists: Please further educate me.&nbsp; Thanks.[/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