黑色系列水晶的功能大致相同，主要功效都是辟邪化凶、防小人及去病气。 黑发晶的主要功效，都是辟邪化凶、防小人及去病气。 与黑色系水晶功能大致相同。
The functions of black series crystals are roughly the same,
and their main functions are to ward off evil, prevent villains
and remove disease. The main functions of black hair crystals are
to ward off evil, prevent villains and remove disease.They are
roughly the same as the functions of black series crystals. 
