[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) › v1.c14.s10.t1.5 # An Encyclopaedia of Indian Archaeology v1.c14.s10.t1.5 An Encyclopaedia of Indian Archaeology v1.c14.s10.t1.5 - **Language:** English ### [v1.c14.s10.t1.5](https://indike.org/pramana/ins.reference.ghosh-1989.v1.c14.s10.t1.5) The TAPTI, NARMADA and Ganga-Yamuna are examples of tectonic valleys (rift valleys) which were the areas of excessive sedimentation during the Quaternary and have preserved a more or less continuous stratigraphic record of the prehistoric past in the form of Stone Age artefacts and fossils of contemporary animals. - [Previous: v1.c14.s10.t1.4](https://indike.org/pramana/ins.reference.ghosh-1989.v1.c14.s10.t1.4) - [Next: v1.c14.s10.t1.6](https://indike.org/pramana/ins.reference.ghosh-1989.v1.c14.s10.t1.6) - [Up: v1.c14.s10.t1](https://indike.org/pramana/ins.reference.ghosh-1989.v1.c14.s10.t1) --- Source: [https://indike.org/pramana/ins.reference.ghosh-1989.v1.c14.s10.t1.5](https://indike.org/pramana/ins.reference.ghosh-1989.v1.c14.s10.t1.5) · Pramāṇa