Check the listing for details. Ulexite TV Rock Slabs Optical Clear Crystals Television Stone Natural Spiritual. Condition: New. Listed at 8.95 USD. These are very pretty and interesting mineral called Ulexite also known as TV rock, Television stone. These are very translucent crystals imported from Morocco. These are great crystal specimens to give as gifts, to use for crystal healing, or to just simply incorporate them into décor accents. Please note that we are selling these by weight and not by the dimension of the stone. Since these are made by Mother Nature, each piece is unique and vary in size, clarity and shape.These are very pretty and interesting mineral called Ulexite also known as TV rock, Television stone. These are very translucent crystals imported from Morocco. These are great crystal specimens to give as gifts, to use for crystal healing, or to just simply incorporate them into décor accents. Please note that we are selling these by weight and not by the dimension of the stone. Since these are made by Mother Nature, each piece is unique and vary in size, clarity and shape.