4 ms·
I think we do know a little of it. They used limestone and an acid -- so the touching surfaces of the rock were softened, which is how they conformed so closely
by astrieanna 5y ago
I think we do know a little of it. They used limestone and an acid -- so the touching surfaces of the rock were softened, which is how they conformed so closely and precisely to each other.
- Hani1337 5y agoThey also used salvia when they were out of acid