420 Ma
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4 locations recorded with this geological age.
- 2, Market StreetDoor surrounds around entrance to building.This is very probably Ross of Mull Granite, but I cannot be cert…
- 4 Cross StreetBuilding cladding around the entrance. This is very probably Ross of Mull Granite, but I cannot be certain…
- City Square Statue PlinthsPlinth supporting each of the maiden statues sited at each end of the balustrade. These statues and their p…
- Machynlleth War MemorialColumns of pink granite. This is possibly Clinterty Granite.