One of the mysteries of the English language finally explained.
A yellow mineral occurring as square crystals which fluoresce in ultraviolet light. It is a hydrated phosphate of calcium and uranium.
- ‘An important historical summary of autunite and other uranium mineral occurrences in the northeastern states can be found in Cooper.’
- ‘Excellent pale yellow groups of autunite crystals to 1 cm occur in joints cutting sandstone at Novoveska Huta, Slovakia.’
- ‘Northrop lists several New Mexico localities at which ‘museum-quality’ specimens of autunite have been found.’
- ‘As in Nevada, autunite has been reported from a variety of scattered California localities.’
- ‘Only a sight identification has been done on this mineral; it may be some other mineral of the autunite group.’
Mid 19th century: from Autun, the name of a town in eastern France, + -ite.
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