[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Science, technology and education](https://indike.org/pramana/ins.science) › [History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray](https://indike.org/pramana/ins.science.ray-1956) › c15.14 # History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c15.14 History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c15.14 - **Language:** English ### [c15.14](https://indike.org/pramana/ins.science.ray-1956.c15.14) \*Tin Ores\* —"These are as variegated in colour as saline soil or have the colour of burnt lump of earth." (83) - [Previous: c15.13](https://indike.org/pramana/ins.science.ray-1956.c15.13) - [Next: c15.15](https://indike.org/pramana/ins.science.ray-1956.c15.15) - [Up: c15](https://indike.org/pramana/ins.science.ray-1956.c15) --- Source: [https://indike.org/pramana/ins.science.ray-1956.c15.14](https://indike.org/pramana/ins.science.ray-1956.c15.14) · Pramāṇa