An Encyclopaedia of Indian Archaeology v1.c21.s9.t1.12
An Encyclopaedia of Indian Archaeology v1.c21.s9.t1.12
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v1.c21.s9.t1.12
But the impurity pattern of Mohenjo-daro silver (the chemical analysis of LOTHAL silver is not available) and punch-marked coins in general shows that their source was argentiferous galena rather than electrum. However silver plates reported from GUNGERIA show 3·70% gold and a punch-marked coin in the Lucknow museum has been reported with 10·53% gold. This could imply that a method of separation of silver from gold was worked out during the Copper Hoard period [4.11].