[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) › v2.c33.s5 # A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v2.c33.s5: Identification of Metals by Their Colouration of Flames A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v2.c33.s5 - **Language:** English ### Identification of Metals by Their Colouration of Flames ### [v2.c33.s5.1](https://indike.org/pramana/ins.science.ray-1902.v2.c33.s5.1) Prominent attention should be drawn to the following extract from Rasārnava (Vol. I. p. 68.) ### [v2.c33.s5.2](https://indike.org/pramana/ins.science.ray-1902.v2.c33.s5.2) "Copper yields a blue flame \* \* \* \* \* that of the Tin is pigeon-coloured ; that of the Lead is pale-tinted" \* \* \* \* \* ### [v2.c33.s5.3](https://indike.org/pramana/ins.science.ray-1902.v2.c33.s5.3) We are not aware of similar tests being applied anywhere at such an early period as a qualitative test for metals. ## Linked texts (1) - [Rasārṇava](https://indike.org/pramana/in.med.rasa.siddha.rasarnava) — Sanskrit --- Source: [https://indike.org/pramana/ins.science.ray-1902.v2.c33.s5](https://indike.org/pramana/ins.science.ray-1902.v2.c33.s5) · Pramāṇa