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Removing tarnish without removing detail
Posted: Thu Mar 09, 2023 7:53 pm
by Wet-Skunk
I bought a silverplate center piece form the UK. It was replated and thus super shiny. I decided to antique it to fill in the recesses with oxidation to bring out the details. I basically brushed diluted silver black on the whole thing. Problem is, it is a bear to get the tarnish off. What options are available to me if I want to remove it without removing what is in the recesses. I can polish an area for minutes and it barely removes the tarnish.
Re: Removing tarnish without removing detail
Posted: Fri Mar 10, 2023 4:23 am
by amena
Hi Wet-Skunk
excuse my ignorance.
What exactly is diluted silver black?
Thanks for attention
Amena
Re: Removing tarnish without removing detail
Posted: Fri Mar 10, 2023 4:17 pm
by AG2012
Hi,
You should have left it to develop patina after some time and then polish it occasionally, the way silver is taken care of.
Now try this:
Use Silver Cleaner Dip ( soak a cotton ball in the silver dip and rub. Then hand-wash the item in soapy water and dry with a soft silver polishing cloth). Do not use abrasives, it will leave scratches and damage plating.
Regards
Re: Removing tarnish without removing detail
Posted: Fri Sep 22, 2023 1:37 pm
by Wet-Skunk
Re: Removing tarnish without removing detail
Posted: Sun Feb 25, 2024 4:46 pm
by bijoux.expert
I've found that hydrogen sulphide gas is the best for blackening silver. I put some iron sulphide in acid, and it gives off plenty of gas (rotten eggs smell) that's best done outside. I put the silverware in a big clear plastic box and a small container making the gas in the corner and check on it all the time to ensure it doesn't get too black. It's important to put a cloth or a loose lid over the acid container to make sure no fine droplets of acid fly off. Hydrogen sulphide gas is toxic, so don't sniff too much !
You can make iron sulphide yourself by mixing sulphur and iron filings in a test tube then heating it till it goes red, break the tube when it's cold.
You can also make the gas in a container and then use a tube to direct the flow onto areas you want to darken, in every case, make sure silver is perfectly clean, as fingerprints won't tarnish.
Another useful tip is that Silver Dip will remove the tarnish from vermeil (gold-plated silver) WITHOUT taking any of the gold off, which normal polishing will do.