[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Reference works](https://indike.org/pramana/ins.reference) › [Vedic Index of Names and Subjects](https://indike.org/pramana/ins.reference.macdonell-keith-1912) › v1.c3.s11.313 # Vedic Index of Names and Subjects v1.c3.s11.313 Vedic Index of Names and Subjects v1.c3.s11.313 - **Language:** English ### [v1.c3.s11.313](https://indike.org/pramana/ins.reference.macdonell-keith-1912.v1.c3.s11.313) Kārṣṇāyasa (‘black metal’), a word found in the Upaniṣads,¹ must clearly mean ‘iron.’ See Ayas. - [Previous: v1.c3.s11.312](https://indike.org/pramana/ins.reference.macdonell-keith-1912.v1.c3.s11.312) - [Next: v1.c3.s11.314](https://indike.org/pramana/ins.reference.macdonell-keith-1912.v1.c3.s11.314) - [Up: v1.c3.s11](https://indike.org/pramana/ins.reference.macdonell-keith-1912.v1.c3.s11) ## Linked texts (2) - [Jaiminīyopaniṣadbrāhmaṇa](https://indike.org/pramana/in.veda.brahmana.jaiminiya_upanisad.3.17.3) — Sanskrit - [Chāndogyopaniṣad](https://indike.org/pramana/in.veda.upanisad.mukhya.chandogya.4.17.7) — Sanskrit --- Source: [https://indike.org/pramana/ins.reference.macdonell-keith-1912.v1.c3.s11.313](https://indike.org/pramana/ins.reference.macdonell-keith-1912.v1.c3.s11.313) · Pramāṇa