if you seek wisdom, enlightenment, and a deep understanding of mankind.

clear cathedrals are referred to as lightbrary cathedrals.

colour/appearance:

one prominent point with parallel points stepping up around all sides, rather like candle drippings,

it is usually an opaque crystal formation of one main central point and surrounding parallel ones usually of different widths and lengths, but shorter than the main crystal, all growing on a common base

cleansing:

cleanse with running water method, energize on a crystal quartz cluster or in sunlight

element(s):

storm, wind

chakra(s):

third eye, crown, transpersonal and etehric

locations and rituals:

cathedral quartz crystals have doorways in them, more often than not, in their castling definition. to travel into the crystal, just gaze into the doorway, you will see it open and your consciousness will be drawn into the crystal.