History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c14.s3.7

v1.c14.s3.7

After preparation of blanks their weight might have been checked and adjusted according to the specified standard. We do not know whether, as in several manually operated mints of medieval and early modern times, the blanks were blanched by boiling them in a solution (like that of tamarind and salt) in order to clean and perhaps also to soften them.