is thatxenolith is (geology) any piece of rock having a different origin to that of the igneous rock in which it is foundwhile phenocryst is (mineralogy) any relatively large crystal embedded in a more fine-grained or glassy igneous rock. What is a xenolith quizlet? A xenolith (Ancient Gr...
Molluscshave a mantle or mass of soft flesh that covers the soft body and encloses the internal organs. In many species, the mantle produces a hard shell. Not all molluscs produce a shell. Many molluscs have a radula, which, in most species, is a rasp-like scraping organ used in feedin...