[Pramāṇa](https://indike.org/pramana/) › [Physical](https://indike.org/pramana/inp) › [Artefacts](https://indike.org/pramana/inp.artefact) › [Indian Museum, Kolkata](https://indike.org/pramana/inp.artefact.im) › Square slab # Square slab The object described is a square slab with a unique feature: a 5.75 spherical area in the centre that is depressed. The margin of this slab is decorated with lotus petals and peepal leaves, executed at a depressed design torness. The outer border of the slab is executed by four straight lines. - **Kind:** artefact - **Date:** 400–499 CE - **Place:** Sankisa (27.3333, 79.3667) --- Source: [https://indike.org/pramana/inp.artefact.im.5999-a20387](https://indike.org/pramana/inp.artefact.im.5999-a20387) · Pramāṇa