- a mineral, sodium sulfate, Na2SO4, occurring in white crystals and masses, especially in salt lakes and arid regions.
Origin of thenardite
1835–45; named after L. J. Thénard (1777–1857), French chemist; see -ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- a whitish vitreous mineral that consists of anhydrous sodium sulphate and occurs in saline residues. Formula: Na 2 SO 4
C19: named after Baron L. J. Thénard (1777–1857), French chemist; see -ite 1