History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c37.11
History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c37.11
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c37.11
Mining of copper ores and the extraction of the metal had been carried out on a large scale in the various states of Rajputana (Rajasthan) from a very early time till towards the end of the 19th century. The process in vogue during the later ages has been described in Ball's *Economic Geology of India*, as given below.