This is a Skull Sri Yantra crystal grid made out of Birch wood. These are made to order, you can choose between approximately 4, 6, 8, 10, 12 and 14 in diameter and 1/4" thick. This is just for the grid, stones much be purchased separately.
Skull symbolism is the attachment of symbolic meaning to the human skull. The most common symbolic use of the skull is as a representation of death and mortality. Because of this, both the death and the now-past life of the skull are symbolized.
The Sri Yantra is a form of mystical diagram, known as a yantra, found in the Shri Vidya school of Hindu tantra. The diagram is formed by nine interlocking triangles that surround and radiate out from the central (bindu) point.
Crystal grid and healing sets are groups of stones that go together for a purpose. Sets of crystals and stones are used for ritual magickal or spiritual crystal healing purposes or with Reiki-Seichim energy work for healing. Some are generalized and others have specific purposes.