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<p>[QUOTE=&quot;Ancient Aussie, post: 2626147, member: 80147&quot;][ATTACH=full]576976[/ATTACH] [ATTACH=full]576977[/ATTACH] [ATTACH=full]576978[/ATTACH] </p><p>If you use a very weak solution of Bi-carbonate soda and Soda ash in most cases it will dissolve the green patina and leave the underlying brown alone, I have had a bit of success with this lately on coins with deposits, only should not be used if you have a nice green patina. Top photo before solution, my main aim was to get the green globs of around the altar, and below I left just a speck of green in case I went to far.[/QUOTE]</p><p><br /></p>

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