Mirabilite, also known as Glauber's salt or sodium sulfate decahydrate, is a common mineral that is commonly found in salt lakes and saline soils. This white crystalline substance can be used for a variety of purposes including as a laxative, a drying agent, and a food additive. However, there are also several other terms that can be used to refer to mirabilite. Some common synonyms for this mineral include sulfate of soda, thenardite, and sal mirabilis. Other less common synonyms include sels de glauber, natrii sulfas, and Sodii sulphas. Regardless of the term used, mirabilite remains an important mineral for many industries and individuals.