Gwaith-Y-Mwynau Mine is near Maen Serth Standing Stone, Elan Valley, found this info on the net, great quantities of lead ore, impregnated with silver, were found in the reign of Charles I, which were melted and coined for the pay of the royal army. The Mine is said to go back to 1640 and was owned by Sir Hugh Middleton. Two other mine Adits recently found a short distance from the Gwaith-y-Mwynau Mine. Lots of mine trialing mines around the area to. There are other mines above Cwm Bach Farm which once found will be added to the album.
Map Ref SN9440 6974
Gwaith-Y-Mwynau Mine Survey by David M D James, April 2018
Two mine adits not far from Gwaith Y Mwynau Mine. Very dangerous position, I don't recommend visitng these adits. bats use these mines to hibernate during the winter months so please keep away during the winter.
Map Ref SN942 697
Esgair Dderw Mine Adits Survey by David M D James, 2018
The Upper Adit only goes in a very short distane
The Upper Adit only goes in a short distane
Esgair Dderw trail mine 1, probably The Exploration Stage of mining activities on Esgair Dderw which may be very old.
Map Ref SN93900 69730
Esgair Dderw trail mine 2, probably The Exploration Stage of mining activities on Esgair Dderw which may be very old.
Map Ref SN93920 69770
Esgair Dderw trail mine 3, probably The Exploration Stage of mining activities on Esgair Dderw which may be very old.
Map Ref SN94210 69740
Esgair Dderw trail mine 4, probably, hollow about 5m in diameter and 1m deep. The Exploration Stage of mining activities on Esgair Dderw which may be very old.
Map Ref SN93950 69930
Esgair Dderw trial mine 5, 5m x 8m in diameter and 1.5m deep, probably the exploration stage of mining activities on Esgair Dderw which may be very old.
Map Ref SN93966 69988
Esgair Dderw trial mine 6, 18m in length x 1.5m wide, probably the exploration stage of mining activities on Esgair Dderw which may be very old.
Map Ref SN93970 70040
Esgair Dderw Mine Shaft just off the coach road up the golf links, 8m in diameter and 1.5m deep.
Map Ref SN9459 6985
Possible mining trial just off the Old Aberystwyth Mountain Road on Esgair Dderw.
Map Ref SN93873 69627
Another fairly large mining trial just off the Old Aberystwyth Mountain Road.
Map Ref SN93888 69663
Another possible mining trial 6mx5m roughly. There are a number of smaller hollows which may be mining trials in the area which I didn't record.
Map Ref SN93886 69642
A long possible mining trial very close to the Old Aberystwyth Mountain Road. This one is around 2m at one end and runs for about 11m long.
Map Ref SN93863 69619
Possible mining trial near Maen Serth Standing Stone, 10mx1m.
Map Ref SN94334 69899
Possible mining trial just above Gwaith-Y-Mwynau Mine.
Map Ref SN94390 69777
Possible mining trial pit a short distance from Gwaith-Y-Mwynau Mine, 4m in diameter.
Map Ref SN94452 69786
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