Rainbow quartz does not have a specific shape, what distinguishes it are reflections of colors inside, due to some fracture of quartz.
This display of colors makes it a dynamic of the chakras.
It is a quartz that brings joy and well-being, as when we are in the presence of the rainbow.
Rainbow quartz cleaning: immerse it in water and salt for a few hours.
Charge of the Rainbow Quartz: expose them to the light of the Sun, of the Moon, on a druse.