Does the pendulum have to use crystal stone? Artificial crystal or ordinary crystal, synthetic crystal?

Whether it is a standard pendulum or not, whether it is crystal or not, it can be used for divination. The reason why some can turn to others is that the subconscious may not like that, but like that standard pendulum. So divination has nothing to do with pendulum. It just reflects the subconscious, so as long as your subconscious is strong enough, it goes without saying that the artificial crystal is not even a mouse rope or something. Divination, so if you buy an artificial crystal, no problem. Pendulum has nothing to do with the nature of matter, so anything can be divined as a cloud, but only if you have a rope and a heavy object-