Pyrophysalite is a mineral with a complex spelling. Its pronunciation is /paɪrəˈfɪsəˌlaɪt/. The first part of the word, "pyro," means "fire," while "physa" means "blowing," and "-lite" is a suffix that denotes a mineral. Therefore, the name pyrophysalite refers to a mineral that emits sparks or flames when exposed to heat. Although its spelling may be difficult to remember, its unique name and properties make pyrophysalite an intriguing and valuable mineral for collectors and scientists alike.
A coarse and nearly opaque variety of topaz.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.