autunite

[ awt-n-ahyt, oh-tuhn-ahyt ]
/ ˈɔt nˌaɪt, oʊˈtʌn aɪt /

noun

a yellow mineral, a hydrous calcium uranium phosphate, CaU2P2O12⋅8H2O, occurring in crystals as nearly square tablets: a minor ore of uranium.

Origin of autunite

1850–55; named after Autun, city in E France near source of supply; see -ite1

Words nearby autunite

Example sentences from the Web for autunite

British Dictionary definitions for autunite

autunite
/ (ˈɔːtəˌnaɪt) /

noun

a yellowish fluorescent radioactive mineral consisting of a hydrated calcium uranium phosphate in tetragonal crystalline form. It is found in uranium ores. Formula: Ca(UO 2) 2 (PO 4) 2 .10–12H 2 O

Word Origin for autunite

C19: named after Autun in France, one of the places where it was found, + -ite 1