Minerals and Metals in Ancient India v1.c25.24

v1.c25.24

A line of old copper workings down to 50 m and extending for about 122 meters. Chalcopyrite chalcocite and native copper ore. Mining and by smelting seraks or lay Jains 2000 years ago up to 3rd-6th century AD. Later Kuṣāṇa type copper coins. Also gold from sand of Subarnarekha river. Suvarṇa= gold.