Definition of phosphuranylite in US English:

phosphuranylite

noun

Mineralogy
  • A mineral of the orthorhombic crystal system which consists of a hydrated basic calcium uranyl phosphate, Ca(UO₂)₃(PO₄)₂(OH)₂.6H₂O, and occurs as a secondary mineral forming yellow translucent plates, scales, and laths on uranium-bearing rocks.

Origin

Late 19th century. From phospho- + uranyl + -ite.

Pronunciation

phosphuranylite

/ˌfɒsfjʊˈranɪlʌɪt/