hammerstone

/ham-er-stohn/US // ˈhæm ərˌstoʊn //UK // (ˈhæməˌstəʊn) //

锤石,锤子石,锤击石,榔头石

Definitions

n.名词 noun

1
Archaeology.
- : an ancient stone tool used as a hammer, as for chipping flint, processing food, or breaking up bones.

This had probably been used as a hammerstone, since it exhibits well-defined percussion marks at each extremity.
The hammerstone shown in Fig. 41 was found on the surface near the head of Priest Rapids.
The rim of the bowl is flattened, and this flat surface resembles that of the part of a hammerstone used for pecking.
This seems more likely to be a hammerstone used for chipping.
A well-worn core hammerstone is also a worn-out specimen, at least in the light of its original function.