[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) › Core # Core Core (blade). Made of agate. - **Kind:** artefact - **Date:** 3000 BCE --- Source: [https://indike.org/pramana/inp.artefact.bm.1880-3009](https://indike.org/pramana/inp.artefact.bm.1880-3009) · Pramāṇa