00000nam a2200000 a 4500 20251203091933.0 0136623131 552.1, D, Phi Philpotts, Anthony R. Petrography of Igneous and Metamorphic Rocks New Jersey Prentice Hall 1989 ix,178p. 24cm. Rocks,Igneous Rocks,Metamorphic Eng _ 85771 C 58124 58124 0 0 0 0 PU PU 1998-04-09 0 552.1, D, Phi 85771 BK