NEWS FLASH - Verdi-care is back in stock

Discussion in 'Coin Chat' started by Mountain Man, Mar 6, 2022.

  1. Collecting Nut

    Collecting Nut Borderline Hoarder

    Can’t wait to see the results.
     
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  3. -jeffB

    -jeffB Greshams LEO Supporter

    Don't hold your breath, though -- I first said I was going to do it soon after I got the coin, and that was, um, 2013. :sorry:
     
  4. Kurisu

    Kurisu Well-Known Member

    To revive this thread with a question...

    Has anyone here ever gotten coins straight graded after Verdi treatment?

    I am about to use it on a few coins no matter what but I regularly do get things graded. A few of the ones I'm about to treat could potentially be worth grading...
     
  5. desertgem

    desertgem Senior Errer Collecktor Supporter

    Yes, from several different TPGs. However I must emphasize that the directions must be properly followed for best results and the coin must be regularly checked until the end.It is not a dump in the coins and leave them alone for a week solution.
    A coin that is well processed on one side and no attention to the other side will be obviously different. The coin should be turned over for equal time of exposure to a more open side of solution ( I usually do so about 3 times within 24 hours. Also a good quality watercolor brush ( hair, not plastic fibers) when dampened by the solution can remove small debris that becomes loose on the surface , but usually not well visible.
    I do not think it is suggested, but I have used distilled water to dilute it to a weaker solution if the problem is slight or unequal on a surface ( Sorry Bad Thad ), but I dispose of any dilute solution :D. I consider the coin as a blank canvas and use as much time and treatment needed to just work to a suitable end point.
    When it appears "done" then rinse the coin well with water and I then rinse with acetone holding by the edge. And continue hold in air until the acetone is gone (usually only takes a minute or so depending on your environment temperture).
    The acetone is just to remove any microscopic amount of water.

    This is in answer to getting TPG straight grading.But if never used before start from the given directions with the solution. The only one I do not send to is ICG because of a possible very intense microscopic exam by their careful expert. He may be a little odd, but sincerely he very good at his job. Jim
     
    Kentucky likes this.
  6. Kurisu

    Kurisu Well-Known Member

    Info VERY much appreciated and the actual tips and time as well!
    I'm a directions reader so I read all the documentation but it was somewhat vague.
    It seems I work a lot like you do but I have never used this product.
    I'll post the before and afters... Thank you!
     
  7. desertgem

    desertgem Senior Errer Collecktor Supporter

    I look forward to your before /after results. It sometimes reveals more damage or problems which had been previously un-noticed or covered, Jim
     
  8. Revello

    Revello Well-Known Member

    Oh boy ... you may want to go the nuclear route. See the "burn it off" method at the link: https://en.numista.com/forum/topic41034.html I'm going to try it on an 1869 Indian Head cent that has decent details but in similar verdigris condition as your coin.
     
    Dynoking likes this.
  9. -jeffB

    -jeffB Greshams LEO Supporter

    I don't recommend it.

    I've done that to regular, common copper cents long ago. It oxidizes a fairly thick layer of the coin's surface to copper oxide, which then flakes off when it cools. Yeah, it gets rid of verdigris -- by destroying the surface that the verdigris was stuck to. It leaves you with a candy-corn-orange coin that's significantly lighter.
     
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