History of Technology in India, Vol. I: From Antiquity to c. 1200 A.D. v1.c14.s3.4

v1.c14.s3.4

‘Purified’ remains of gold, copper, silver, etc., could have been melted and cast into ingots. “Mixed” metal like billon or potin could have been prepared by mixing prescribed quantities of molten metals and then casting the materials into ingots. These ingots supplied the basic materials for preparing blanks.