mirabilite

[mi-rab-uh-lahyt]

noun Mineralogy.

a decahydrate form of sodium sulfate, Na2SO4⋅10H2O.

Origin of mirabilite

1850–55; < Latin (sal) mīrābil(is) wonderful (salt) + -ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019