[TheForge] buried metal artifacts

[Bruce .]

I don't know what they meant when they said the coins were stuck
together.  I wonder whether they welded from pressure over time...?

On Fri, Jun 29, 2012 at 3:01 PM, terry l. ridder <terrylr at blauedonau.com> wrote:
> hello;
>
> while reading the bbc news i came across an article about a hoard of
> roman and celtic coins found buried in the clay ground of the channel
> island of jersey.
>
> Jersey pair find Celtic and Roman coins worth up to £10m
> http://www.bbc.co.uk/news/world-europe-jersey-18599281
>
> i realize that part of the answer is the very nature of the soil that
> the items are buried in. also the geography of the location. is it
> damp? is it wet? is it well drained? is the soil acidic or caustic? how
> deep were the items buried? what were the layers of soil covering the
> items?
>
> just how does metal last, buried for all those centuries without corrosion?
> just how does metal last, buried for all those centuries without undergoing
> the chemcial changes to either oxidize the metal, combine to make
> nitrates, nitrites, sulfates, sulfites, etc.
>
>
>
> --
> terry l. ridder ><>
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-- 
Bruce
NJ