KnowraPorphyroblastLinked fromLinked fromThe 5 pages that link to Porphyroblast, each with the reason it gives.All 5Broader topic 3Related 2Metamorphic rockBroader topic: Porphyroblasts can preserve evidence of mineral growth during metamorphism.SchistBroader topic: Garnet and other porphyroblasts can stand out within schist’s aligned mineral grains.HornfelsBroader topic: Some hornfels contain conspicuous crystals grown during contact heating.