pegmatize
/pɛɡˈmeɪtaɪz/Definitions
1. verb
to form or cause something to become a pegmatite, or to break down into a coarsely crystalline aggregate
“The rocks in the area were pegmatized over millions of years, resulting in a beautiful display of crystals.”
2. noun
the process of forming or causing something to become a pegmatite
“The geologists studied the pegmatization of the granite rocks to understand their geological history.”