thenardite

 
Pronunciation: /θɛˈnɑːdʌɪt/

noun

[mass noun]
  • a white to brownish translucent crystalline mineral occurring in evaporated salt lakes, consisting of anhydrous sodium sulphate.

Origin:

mid 19th century: from the name of Baron Louis-Jacques Thénard (1777–1857), French chemist, + -ite1