1) Beautiful stone 2) Cut mineral 3) Decorative stone 4) Gemstone 5) Gemstone mineral 6) Jewel mineral 7) Jewel 8) Mineral jewel 9) Mineral gemstone 10) Polished jewel 11) Polished mineral 12) Precious stone 13) Precious gem 14) Prized stone 15) Precious gemstone 16) Prized mineral 17) Precious jewel Found on https://www.crosswordclues.com/clue/indicolite
In·dic'o·lite noun [ Latin indicum indigo + -lite : confer French indicolithe .] (Min.) A variety of tourmaline of an indigo-blue color. Found on http://www.encyclo.co.uk/webster/I/43