The energy of Fenster Quartz is thought to be quite complex and high in vibration, reaching to the spiritual plane, and stimulating the third eye and crown chakras. They are also meant to assist you to channel the pure white light of the universe into the physical world, providing the opportunity for profound healings on both the emotional and physical levels. They're said to assist with evolution of the spirit, assisting you to vibrate on a higher plane at all levels of your existence, and restoring energy flow and balance at all levels. Fenster Quartz is also said to help you shed old emotional attachments allowing you to move forward on your spiritual path. Meditation with these crystals is thought to assist you to move through time and space like portals to other dimensions which is believed to facilitate deep karmic work with past lives.
Healing lore says that Fenster crystals are excellent facilitators during any healing session.