[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Science, technology and education](https://indike.org/pramana/ins.science) › [Minerals and Metals in Ancient India](https://indike.org/pramana/ins.science.biswas-1996) › v1.c19.s6.t1.2 # Minerals and Metals in Ancient India v1.c19.s6.t1.2 Minerals and Metals in Ancient India v1.c19.s6.t1.2 - **Language:** English ### [v1.c19.s6.t1.2](https://indike.org/pramana/ins.science.biswas-1996.v1.c19.s6.t1.2) The widespread use of sajji maṭṭi was started in the PGW era and it continued in the NBPW period starting around 600 BC. Its use in making soft glass was followed by its use in providing shining glaze to the deluxe ware. - [Previous: v1.c19.s6.t1.1](https://indike.org/pramana/ins.science.biswas-1996.v1.c19.s6.t1.1) - [Next: v1.c19.s6.t2.1](https://indike.org/pramana/ins.science.biswas-1996.v1.c19.s6.t2.1) - [Up: v1.c19.s6.t1](https://indike.org/pramana/ins.science.biswas-1996.v1.c19.s6.t1) --- Source: [https://indike.org/pramana/ins.science.biswas-1996.v1.c19.s6.t1.2](https://indike.org/pramana/ins.science.biswas-1996.v1.c19.s6.t1.2) · Pramāṇa