efflorescent

To be so near the reality, the literal flesh and blood of what had been a long series of efflorescent dreams, quite stirred him.
John Ermine of the Yellowstone|Frederic Remington
It is sometimes efflorescent, sometimes crystallized, but oftener confusedly mixed with clay and sand.
A Dictionary of Arts, Manufactures and Mines|Andrew Ure
Their edges should be smeared with candle-grease, to prevent the salt creeping over them by efflorescent vegetation.
A Dictionary of Arts, Manufactures and Mines|Andrew Ure
Gilfoyle's forgotten affections came back to life, expanding and efflorescent.
We Can't Have Everything|Rupert Hughes

This salt, in its efflorescent state, exists extensively in the limestone caves of Missouri and Arkansas.
Scenes and Adventures in the Semi-Alpine Region of the Ozark Mountains of Missouri and Arkansas|Henry Rowe Schoolcraft

Origin of efflorescent