It also occurs in eclogite xenoliths from kimberlite as well as in crustal rocks metamorphosed at high pressures .
It is a major mineral component of eclogite along with pyrope garnet and also occurs in blueschist facies and UHP ( ultrahigh - pressure ) metamorphic rocks .
mineral component also occurs in eclogite xenoliths from kimberlite as well as in crustal rocks metamorphosed at high pressures .
It is a major mineral component of eclogite along with pyrope garnet and also occurs in blueschist facies and UHP ( ultrahigh - pressure ) metamorphic rocks .