[Pramāṇa](https://indike.org/pramana/) › [Indian literature](https://indike.org/pramana/in) › [Arts, Poetics, Architecture & Lexicography](https://indike.org/pramana/in.art) › [Gemology](https://indike.org/pramana/in.art.ratna) › Ratnapariksha (Ishvaramishra) # Ratnapariksha (Ishvaramishra) (Ratnaparīkṣā (Īśvaramiśra)) रत्नपरीक्षा (ईश्वरमिश्र) In 105 verses with some prose, quotes various sources on gems and their defects. - **Language:** Sanskrit - **Date:** 500–1500 CE - **Author:** [Īśvaramiśra](https://indike.org/pramana/person/isvaramisra) - **Text:** not yet digitised (catalogue entry) --- Source: [https://indike.org/pramana/in.art.ratna.ratnapariksa](https://indike.org/pramana/in.art.ratna.ratnapariksa) · Pramāṇa