These are no longer available. Crystal Caste does not make them anymore, but if they do we will restock them. Please contact us at abrahadabrainstitute@gmail.com if you would like to be notified in the case that we do find a new supply.

These rare obsidian pentagonal trapezohedrons are used in the I Ching divination method developed at The Abrahadabra Institute. Obsidian is a stone made in volcanoes, making for a fiery stone indeed.

Obsidian is hard and doesn't chip as easily as other stones, but for protection it's recommended for use on a cloth surface.

* The Abrahadabra Institute 10-sided dice method instruction booklet included

* Set of 3