[Pramāṇa](https://indike.org/pramana/) › [Physical](https://indike.org/pramana/inp) › [Artefacts](https://indike.org/pramana/inp.artefact) › [National Museum, New Delhi](https://indike.org/pramana/inp.artefact.nm) › Disc of lignite # Disc of lignite Disc of lignite. Channelled and broken at back, flat on face. - **Kind:** artefact - **Date:** 200–399 CE --- Source: [https://indike.org/pramana/inp.artefact.nm.2003-4-302](https://indike.org/pramana/inp.artefact.nm.2003-4-302) · Pramāṇa