[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) › c29.2 # History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c29.2 History of Chemistry in Ancient and Medieval India, Incorporating the History of Hindu Chemistry by Acharya Prafulla Chandra Ray c29.2 - **Language:** English ### [c29.2](https://indike.org/pramana/ins.science.ray-1956.c29.2) (The ruby and the zircon are also mentioned. The \*vaikranta\* is a kind of gem, said to resemble diamond and to be of similar properties. Gems and jewels are mentioned in the earliest writings of the Hindus; and precious stones play a prominent part in their mythologies, traditions, legends and poems.) - [Previous: c29.1](https://indike.org/pramana/ins.science.ray-1956.c29.1) - [Next: c29.s1.1](https://indike.org/pramana/ins.science.ray-1956.c29.s1.1) - [Up: c29](https://indike.org/pramana/ins.science.ray-1956.c29) --- Source: [https://indike.org/pramana/ins.science.ray-1956.c29.2](https://indike.org/pramana/ins.science.ray-1956.c29.2) · Pramāṇa