[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.t3.4 # Minerals and Metals in Ancient India v1.c19.s6.t3.4 Minerals and Metals in Ancient India v1.c19.s6.t3.4 - **Language:** English ### [v1.c19.s6.t3.4](https://indike.org/pramana/ins.science.biswas-1996.v1.c19.s6.t3.4) A few beads of carnelian and agate are etched. The two common patterns are: (a) pentagonal design with dots all over the body, and (b) elongated loops at alternate intervals within zonal bands at the margin. Besides these, thirty-three new types, beads having flat square-biconical sides with diagonal perforation, faceted decagonal with perforation near the tapering end, and long corrugated barrel elliptical, need special mention. - [Previous: v1.c19.s6.t3.3](https://indike.org/pramana/ins.science.biswas-1996.v1.c19.s6.t3.3) - [Next: v1.c19.s6.t3.5](https://indike.org/pramana/ins.science.biswas-1996.v1.c19.s6.t3.5) - [Up: v1.c19.s6.t3](https://indike.org/pramana/ins.science.biswas-1996.v1.c19.s6.t3) --- Source: [https://indike.org/pramana/ins.science.biswas-1996.v1.c19.s6.t3.4](https://indike.org/pramana/ins.science.biswas-1996.v1.c19.s6.t3.4) · Pramāṇa