[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Science, technology and education](https://indike.org/pramana/ins.science) › [A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D.](https://indike.org/pramana/ins.science.ray-1902) › v1.c13.28 # A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c13.28 A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c13.28 - **Language:** English ### [v1.c13.28](https://indike.org/pramana/ins.science.ray-1902.v1.c13.28) “Rājputanā—Copper ores are found in several of the independent States of Rājputanā, and also in the British district of Ajmīr. Mining has been practised on a large scale, but at present the trade of miner is becoming extinct and the operations, which are only carried on in a few of the localities, are of a very petty nature. - [Previous: v1.c13.27](https://indike.org/pramana/ins.science.ray-1902.v1.c13.27) - [Next: v1.c13.29](https://indike.org/pramana/ins.science.ray-1902.v1.c13.29) - [Up: v1.c13](https://indike.org/pramana/ins.science.ray-1902.v1.c13) --- Source: [https://indike.org/pramana/ins.science.ray-1902.v1.c13.28](https://indike.org/pramana/ins.science.ray-1902.v1.c13.28) · Pramāṇa