tiompan wrote:
The material that is left around the base which would have been more substantial . Nearly all portal tombs have a surrounding cairn so it's likely that the one at Trethevy would have been part of the original build .Without excavation we don't know what is under the material ,there could be a revetment and there could be sockets as load bearing stones are not likely to have been just inserted into the cairn material .
These were George. Stones 4 and 5. Both load bearing and sat on the bedrock or prepared stone surface. The other flankers are the same. I keep saying, not everything is the same.
https://picasaweb.google.com/100525707086862773355/StoneSeatings?authkey=Gv1sRgCOvKj8r8ib6fDw#5853697744855595762
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