On Tuesday, Nov 25, 2003, at 19:10 Europe/London, David Williams wrote:
>
> John Barnatt will shortly publish an article which lists
> some 40ish horse grinder circles in the northern Peak District. For
> some
> obscure reason these only seem to occur north of the River Wye in any
> quantity - in fact he claims that he only knows of one horse crushing
> circle on a mine site outside Derbyshire, and this was for crushing
> anthracite at a coal mine in mid-Ireland!!!!
>
>
Unless my memory is playing tricks there is a horse crushing circle
associated with the Shetland copper mine, can't remember the details
though. Also, wasn't there one at Clogau gold mine or was that
something else?
Pete Challis
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