Ulexite encourages you to develop the gift of clairvoyance and of far-seeing, either far in time, or far in distance. Their energy also aids the development of a number of other psychic gifts. It's vibration has the capability to assist you to read the energy and intentions of others, and to stimulate the gift of telepathy.
Crystal structure is about how the tiny bits that make up a mineral are arranged. Ulexite falls into a group called the triclininc system, where its crystals grow long and thin, kind of like needles, which helps it do its fiber-optic tricks.
Note: It is similar in looks to Selenite, and like Selenite it may melt or distort in some way when put in water, so it must be cleansed with care.