Crystal towers (points), can also called generators if they have 6 faces. To are excellent for amplifying it energy and charging other's crystals. you can also use them for concentrating and directing it's energy. Leading them to be able to uplift and purify the energy of the space or its surroundings. You can place yours in any area that needs to be re-energized with strong energy. If you choose to place your crystal tower in an area with dense, low energy, be sure to cleanse your crystal often.