silver will always tarnish. Sulphur is the culprit.
A good ten minute soak in pickle removes oxides. But underneath this
may be firescale. Good torch control keeps firescale to a minimum.
I ensure that all firescale is removed before polishing.
However, customers and sulphur in the air tarnish silver.
The best thing to remove tarnish is a JCR ionic cleaner, they ship
worldwide from Australia now.
I am just a customer of JCR.
In 30 seconds a piece is cleaned beautifully and the gems are
cleaned as well. It is the only cleaner safe for all gems even pearls
and solid opals.
After my benchmate this is probably the most useful equipment I
have. After the initial purchase the running cost is about 50 cents a
Ok any chemists out there who can tell me what produces the dark
finger prints some customers leave on jewellery? Also why do some
people turn silver black very quickly.