tripolite
/ˈtrɪpoʊlaɪt/Definitions
1. noun
A mineral, a hydrated sodium calcium phosphate, found in phosphate deposits, typically in a form of soft, earthy masses.
“The geologist examined the tripolite deposits to better understand their geological history.”
2. adjective
Relating to or characteristic of tripolite.
“The tripolite deposits found in the region have significant economic implications.”