[Pramāṇa](https://indike.org/pramana/) › [Physical](https://indike.org/pramana/inp) › [Artefacts](https://indike.org/pramana/inp.artefact) › [The British Museum, London](https://indike.org/pramana/inp.artefact.bm) › Sample # Sample Numerous fragments of a chunky black-grey material split into angular pieces, with no indication of any internal texture, granularity or orientation, only a few small smooth-sided round voids like bubbles. Probably a friable, light igneous stone of some kind. - **Kind:** artefact - **Date:** 450–499 CE --- Source: [https://indike.org/pramana/inp.artefact.bm.1880-4114-a](https://indike.org/pramana/inp.artefact.bm.1880-4114-a) · Pramāṇa