Philpotts Anthony R Principles of igneous and metamorphic petrology Philpotts Anthony R - New Delhi Prentice-Hall of India Private Limited 1990 - 498p. cm. Index 485-498p. Standard No.: 14800 Source: Textual Subjects--Topical Terms: Igneous petrology Metamorphic petrologyGeology Dewey Class. No.: H21, N0;N4