Minerals and Metals in Ancient India v1.c13.s6.3
Minerals and Metals in Ancient India v1.c13.s6.3
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v1.c13.s6.3
The stones which were used for saddle-querns are made of a hard, grey-brown porous rock of igneous origin, and their undersides are invariably rounded and roughly trimmed. (MCK, 226-27)