Ratnatraya Shree Yantra is made from crystal. This yantra is pyramid shaped three dimensional. It is also a wealth tool. As per vastu scriptures, it is said that it helps to attract wealth and prosperity. It should be placed in living room , shop, of..Ratnatraya Shree Yantra is made from crystal. This yantra is pyramid shaped three dimensional. It is also a wealth tool. As per vastu scriptures, it is said that it helps to attract wealth and prosperity. It should be placed in living room , shop, office where it can visible for all sides of room.