1) Beautiful stone 2) Cut mineral 3) Decorative stone 4) Gemstone 5) Gemstone mineral 6) Jewel mineral 7) Jewel 8) Mineral gemstone 9) Mineral jewel 10) Polished mineral 11) Polished jewel 12) Prized mineral 13) Precious gem 14) Prized stone 15) Precious jewel 16) Precious gemstone 17) Precious stone Found on https://www.crosswordclues.com/clue/triphane