History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c24.s6.22

v1.c24.s6.22

Varāhamihira distinguishes rocks on the basis of their colour for the easy availability or remoteness of water (verses 107-10). For breaking rocks, which cannot be easily split, he records ways and means on the authority of Manu (verses 111-17).