A London-listed company is pushing to re-open a historic Welsh mine after tests showed it ... could also hold 3,000 kilograms (6,614lbs) of gold and over 200 tonnes of silver.

From gold to fossils: Curious discoveries in Wales Are these hills sitting on a gold mine? Welsh gold sold at auction for £44,000 He added: "It's work that has never been done, which is very ...

It is not the only firm hoping to restart gold mining in north Wales. Welsh gold jewellery firm Clogau, whose founders once owned Clogau St David's, bought the area's last gold mine, Gwynfynydd ...