predazzite
/prɪˈdatsʌɪt/Geology
noun
A recrystallized limestone composed largely of calcite and brucite.
Origin
Mid 19th century; earliest use found in James Dana (1813–1895), geologist, zoologist, and teacher. From Predazzo, the name of a town in northern Italy where the rock was first found + -ite, after German Predazzit.