History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c30.3
History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c30.3
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c30.3
Gold is known to be of five kinds, of which three are attributed to mythical and celestial origin, the fourth is called *khanija* (lit begot of mines). the fifth is obtained by the transmutation of the baser metals.