TY - BOOK AU - Philpotts,Anthony R. AU - Ague,Jay J. TI - Principles of igneous and metamorphic petrology SN - 9780521880060 U1 - 552.1 P549P2 PY - 2009/// CY - Cambridge PB - Cambridge University Press KW - Earth science KW - Petrology KW - Metamorphic rocks KW - Igneous rocks KW - Geochemistry ER -