History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c17.s3.t1.9

v1.c17.s3.t1.9

Sarma (1984: 68) opined that the etymological link between Vidura and vaidūrya was ‘a fiction invented by the grammarians’, but we do not agree with him, since Patañjali’s explanation and Buddhabhaṭṭa’s corroboration have been clear enough; Patañjali’s Valavaya (mountain) is similar to Buddhabhaṭṭa’s Valikā. It is well-known that Konga kingdom once governed the beryl mine of Coimbatore of the Salem district from which beryl gems were supplied to the Romans.