Minerals and Metals in Ancient India v2.c41.s7.5

v2.c41.s7.5

Various ornamental alloys could be prepared by mixing variable proportions of iron and copper with gold, silver and śveta tāra or white silver which contained gold, silver and some colouring matter (2.13.50-57). Two parts of silver and one part of copper constituted tripuṭaka. An alloy of equal parts of silver and iron was known as vellaka (2.14.20-22).