Poldark Mine an underground adventure unlike any other.
     
Wendron Forge 1972

Wheal Roots underground Mine Workings, Bronze Age Monument & Gardens.

TIN HENGE

The Trenear Mortar Outcrop is a Scheduled Ancient Monument. It is unique being the only such monument in the entire South West of England dedicated to early tin working by ancient man.

Formed from a living granite outcrop some 290 million years old. The granite here is the oldest in Cornwall being some 20 million years earlier than the remainder and is part of the Carnmenellis Pluton.

This Monument Stone serves to confirm the great antiquity and national importance of the location. We call this our TIN HENGE which is attributed to the later Bronze Age, about 3,500 years ago.

The unusual monument now sits in a landscaped exclusion zone which is fitting considering its global significance. This was completed at the end of the 2019 summer season.

BOUNDARY STONES

Two large round top dressed granite boundary stones have been placed on either side of the mortar stone. These are both engraved with the letter T which is the mark for the former Trevalis Estate of the Hocking family former owners of the Tin Stamps until 1883. The pair were found in the woodland above the grounds in 2019.

HISTORIC GRANITE ROCKS

The three massive granite stones, two acting as a pair of seats, one with an interpretation panel, together with the many granite stones now surrounding the monument are all from East Wheal Bassett Engine & boiler House which were kindly given to the museum in 2017. There are 31 stones in total.

     

Address: Poldark Mine, Trenear, Wendron, Helston, Cornwall TR13 0ES UK      Call: 01326 573 173

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