[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) › c15.96 # History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c15.96 History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c15.96 - **Language:** English ### [c15.96](https://indike.org/pramana/ins.science.ray-1956.c15.96) Ashes of conch-shell, coral, lapis lazuli, calces of iron and copper, and sulphide of antimony have been described as ingredients of collyrium. - [Previous: c15.95](https://indike.org/pramana/ins.science.ray-1956.c15.95) - [Next: c15.97](https://indike.org/pramana/ins.science.ray-1956.c15.97) - [Up: c15](https://indike.org/pramana/ins.science.ray-1956.c15) --- Source: [https://indike.org/pramana/ins.science.ray-1956.c15.96](https://indike.org/pramana/ins.science.ray-1956.c15.96) · Pramāṇa