Гем-метрикс

diamond, emerald

lapis lazuli

cats eye

volcanic rock

stars! star sapphires, star rubies. but nothing goes with sunday's football jersey better than a nice string of pearls.

spinel

titanite

oregon sunstone labradorite

labradorite

chrysoberyl, especially the mint green variety colored by vanadium. but nice yellows to greens can be sweet also.