A variety of quartz named for the fancied resemblance of the crystals to the successive tiers of the Tower of Babel. The morphology is caused by growth inhibition by other minerals (later dissolved).
Originally described from Bere Alston, Tavistock District, Devon, England, UK.
(TL) indicates type locality. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.