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AN INTRODUCTION TO
IGNEOUS AND METAMORPHIC PETROLOGY
OHN D. WINTER
An Introduction to
Igneous and Metamorphic Petrology
An Introduction to
Igneous and Metamorphic Petrology
John D. Winter
Department of Geology Whitman College
EB00062387
Prentice Hall
Prentice Hall Upper Saddle River, New Jersey 07458
Library of Congress Cataloging-in-Publication Data
Winter, John D. (John DuNann) An introduction to igneous and metamorphic petrology/by John D. Winter. p. cm. Includes bibliographical references and index. ISBN 0-13-240342-0 1. Rocks, Igneous. 2. Rocks, Metamorphic. I. Title. QE461 .W735 2001 552 '.l-dc21 00-049196
Senior editor: Patrick Lynch Senior marketing manager: Christine Henry Production editor: Pine Tree Composition Assistant managing editor: Beth Sturla Art director: Jayne Conte Cover design: Bruce Kenselaar Cover photo: Kennan Harvey Manufacturing manager: Trudy Pisciotti Manufacturing buyer: Michael Bell Assistant editor: Amanda Griffith About the cover: Mt. Waddington is a net-veined agmatite. Marginal to a granite, this consists of metamorphed country rock shot through by granitic veining. © 2001 Prentice-Hall Inc. Upper Saddle River, New Jersey 07458
All rights reserved. No part of this book may be reproduced, in any form or by any means without permission in writing from the publisher. Printed in the United States of America 10 9 8 7 6 5 4 3 2 1
ISBN 0-13-21*03142-0
Prentice-Hall International (UK) Limited, London Prentice-Hall of Australia Pty. Limited, Sydney Prentice-Hall Canada Inc., Toronto Prentice-Hall Hispanoamericana, S. A., Mexico Prentice-Hall of India Private Limited, New Delhi Prentice-Hall of Japan, Inc., Tokyo Pearson Education Asia Pte. Ltd. Editora Prentice-Hall do Brasil, Lda., Rio de Janeiro
This effort is dedicated to the faculty and my fellow graduate students at the University of Washington in the early 1970 's. They made geology interesting, and often downright fun. It is also
IGNEOUS AND METAMORPHIC PETROLOGY
OHN D. WINTER
An Introduction to
Igneous and Metamorphic Petrology
An Introduction to
Igneous and Metamorphic Petrology
John D. Winter
Department of Geology Whitman College
EB00062387
Prentice Hall
Prentice Hall Upper Saddle River, New Jersey 07458
Library of Congress Cataloging-in-Publication Data
Winter, John D. (John DuNann) An introduction to igneous and metamorphic petrology/by John D. Winter. p. cm. Includes bibliographical references and index. ISBN 0-13-240342-0 1. Rocks, Igneous. 2. Rocks, Metamorphic. I. Title. QE461 .W735 2001 552 '.l-dc21 00-049196
Senior editor: Patrick Lynch Senior marketing manager: Christine Henry Production editor: Pine Tree Composition Assistant managing editor: Beth Sturla Art director: Jayne Conte Cover design: Bruce Kenselaar Cover photo: Kennan Harvey Manufacturing manager: Trudy Pisciotti Manufacturing buyer: Michael Bell Assistant editor: Amanda Griffith About the cover: Mt. Waddington is a net-veined agmatite. Marginal to a granite, this consists of metamorphed country rock shot through by granitic veining. © 2001 Prentice-Hall Inc. Upper Saddle River, New Jersey 07458
All rights reserved. No part of this book may be reproduced, in any form or by any means without permission in writing from the publisher. Printed in the United States of America 10 9 8 7 6 5 4 3 2 1
ISBN 0-13-21*03142-0
Prentice-Hall International (UK) Limited, London Prentice-Hall of Australia Pty. Limited, Sydney Prentice-Hall Canada Inc., Toronto Prentice-Hall Hispanoamericana, S. A., Mexico Prentice-Hall of India Private Limited, New Delhi Prentice-Hall of Japan, Inc., Tokyo Pearson Education Asia Pte. Ltd. Editora Prentice-Hall do Brasil, Lda., Rio de Janeiro
This effort is dedicated to the faculty and my fellow graduate students at the University of Washington in the early 1970 's. They made geology interesting, and often downright fun. It is also
References: Figure 1-1 Interlocking texture in a granodiorite. From Bard (1986). Copyright © by permission Kluwer Academic Publishers.