All pyramids create a vortex of energy,
Nubian pyramids have a very different energy one which there is much research about and should be read with caution. The Russians seem to be experimenting and making claims which in some respects are very extraordinary and in my opinion needs qualifying.
Trident Pyramid Healing don't make a standard range of Nubian Pyramids yet and currently only manufacture to the customers requirement’s. If you’d like a quote then please email me your specifications and we'll be happy to provide you with a realistic price.