There are 3 types of wealth positions in the home.
The first one is according to the birth date of the owner and the home measurement. This position has to be calculated by Feng Shui Master.
The second one is the Lunar year position. It is according to the Flying Star Chart.
The third one is the Ming position. It is position diagonally to the Living Room's door or the corner facing the bedroom's door.
Amethyst stone, treasure bowl or crystal ball can be place at the wealth position. The type of crystal ball that you can choose will be Aventurine or Citrine.