There can be:

http://en.wikipedia.org/wiki/Sterling_silver

Sterling silver is at least 92.5% silver and up to 7.5% other metals,
usually copper, and is stamped with either the word "Sterling" or ".925" or
the Lion Passant mark. Fine silver (99.99% pure) is generally too soft for
producing large functional objects.

Marshall

sol wrote:

> Or the nickel, isn't there nickel in sterling silver?
> paula
> ----- Original Message -----
> From: "Marshall Dudley" <mdud...@execonn.com>
>
> > As an aside, most people who are allergic to silver jewelry are
> allergic to the
> > 7% copper  in sterling silver, not the silver.
> >
> > Marshall
>
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