[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Reference works](https://indike.org/pramana/ins.reference) › [An Encyclopaedia of Indian Archaeology](https://indike.org/pramana/ins.reference.ghosh-1989) › v2.c28.80 # An Encyclopaedia of Indian Archaeology v2.c28.80 An Encyclopaedia of Indian Archaeology v2.c28.80 - **Language:** English ### [v2.c28.80](https://indike.org/pramana/ins.reference.ghosh-1989.v2.c28.80) Copper was used for a variety of objects such as celts, rings, bangles and knives. Together with these metallurgical slag was also found in a number of trenches. This shows that Ahar was possibly a copper-smelting centre in this Pd. A metallographic study conducted on one of the axes shows that it was cast in a crude unventilated sand or earth mould \[16.10\] and was left in the cast condition. - [Previous: v2.c28.79](https://indike.org/pramana/ins.reference.ghosh-1989.v2.c28.79) - [Next: v2.c28.81](https://indike.org/pramana/ins.reference.ghosh-1989.v2.c28.81) - [Up: v2.c28](https://indike.org/pramana/ins.reference.ghosh-1989.v2.c28) --- Source: [https://indike.org/pramana/ins.reference.ghosh-1989.v2.c28.80](https://indike.org/pramana/ins.reference.ghosh-1989.v2.c28.80) · Pramāṇa