Message:

<p>[QUOTE=&quot;robinjojo, post: 7295637, member: 110226&quot;]Some bronzes are very problematic when it comes to cleaning, even when using the most conservative approaches.&nbsp; The rough and corroded surfaces that emerge are an unwelcome outcome.</p><p><br /></p><p>Here&#039;s an Antoninus Pius bronze as that had a very heavy, and hard brown deposit on the portrait (coin to the right).&nbsp; </p><p><br /></p><p>[ATTACH=full]1276505[/ATTACH] </p><p><br /></p><p>I had a feeling that this was a lost cause, but I did try to remove the deposits with distilled water and alkali washing soda, along with a dental pick.</p><p><br /></p><p>After several sessions, the results are not gratifying to say the least.&nbsp; Much of the original patina has been stripped, and the area on the obverse is a mess.&nbsp; </p><p><br /></p><p>This coin appears to have a Fides reverse.&nbsp; </p><p><br /></p><p>10.4 grams</p><p><br /></p><p>[ATTACH=full]1276549[/ATTACH][/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