yantra Yantra is usually of any geometrical figure i.e. square, rectangle, triangle etc. Depending on the symbolic value of these yantras, they are specifically designed in different figures in order to get the maximum profit or bring positive energy. They are more popularly known as Mantras. Based on various kinds of energies these yantras have different surfaces i.e. copper, crystal, gold, birch, bone, Vishnu stone etc. We can offer top quality Rashi Yantra at an affordable price.