Efflorescence Definition in Chemistry

Chemistry Glossary Definition of Efflorescence

Calcium sulphate efflorescence in the rhythmites from Itu, Brazil
Calcium sulphate efflorescence in the rhythmites from Itu, Brazil. Eurico Zimbres/Wikimedia Commons/CC SA 2.5

Efflorescence Definition: 

Efflorescence is the process of losing water of hydration from a hydrate.