(C) two cones and a chamber
The left and right piece of a gilli = funnel shaped
The focal piece of a gilli = round and hollow
Thusly, it is a mix of a chamber and two cones.
(C) two cones and a chamber
The left and right piece of a gilli = funnel shaped
The focal piece of a gilli = round and hollow
Thusly, it is a mix of a chamber and two cones.