History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c15.11
History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c15.11
- Language
- English
c15.11
*Copper Ores* :—"These are obtained from plains or slopes of mountains. They are heavy, greasy, soft, tawny, green, dark, bluish yellow (*harita*), pale red, or red." (83)