noun (used with a singular verb) Mineralogy.
Origin of ballas
Examples from the Web for ballas
This cannot be distinguished from certain fragments obtained in the Neolithic cemetery at Ballas.
The crucial case at Ballas was the secondary burial of a Libyan found in one of a group of stairway mastabas.
The sides of one Neolithic tomb at Ballas were lined with bars of this kind.
These cists were found at Ballas both in “stairway” tombs and in open Neolithic graves.
A rough example of No. 44 was found at Ballas, used anciently as a lamp with floating wick.