- a monoclinic mineral, grayish or yellowish hydrous sodium carbonate and bicarbonate, Na2CO3⋅NaHCO3⋅2H2, occurring in dried or partly evaporated lake basins.
Origin of trona
1790–1800; < Spanish < dialectal Arabic ṭrōn, aphetic variant of naṭrūn natron
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for trona
A salt found native on the banks of the soda lakes of Sotrena, in Africa, whence it is exported as Trona.Cooley's Practical Receipts, Volume II
- a greyish mineral that consists of hydrated sodium carbonate and occurs in salt deposits. Formula: Na 2 CO 3 NaHCO 3 .2H 2 O
C18: from Swedish, probably from Arabic natrūn natron