VOLUME XXX 



SUPPLEMENT TO NUMBER 6 



THE 



Journal of Geology 



A Semi-Quarterly 



Edited By 

 thomas c. chamberlin and *rollin d. salis 



With the Active Collaboration of 



STUART WELLER, Invertebrate Paleontology 

 EDSON S. BASTIN, Economic Geology 



ALBERT JOHANNSEN, Petrology 



ROLLIN T. CHAMBERLIN, Dynamic Geology 



ASSOCIATE EDITORS 



SIR ARCHIBALD GEIKIE, Great Britain 

 CHARLES BARROIS, France 

 ALBRECHT PENCK, Germany 

 HANS REUSCH, Norway 

 GERARD DeGEER, Sweden 

 SIR T. W. EDGEWORTH iDAVID, Australia 

 BAILEY WILLIS, Leland Stanford Junior University 

 CHARLES D. WALCOTT, Smithsonian Institution 

 * Deceased. 



*JOIIN C. BRANNER, Leland Stanford Junior University 

 RICHARD A. F. PENROSE, Jr., Philadelphia, Pa. 

 WILLIAM H. HOBBS, University of Michigan 

 FRANK D. ADAMS, McGill University 

 CHARLES K. LEITH, University of Wisconsin 

 WALLACE W. ATWOOD, Clark University 

 WILLIAM H. EMMONS, University of Minnesota 

 ARTHUR L. DAY, Carnegie Institution 



SUPPLEMENT 



AUGUST-SEPTEMBER 1922 



THE BEHAVIOR OF INCLUSIONS IN IGNEOUS MAGMAS - - - - N. L. Bowen 



Introduction -.-------------.- 513 



Heat Effects of Solution ..-_--------- 514 



The Question of Superheat _.-...-_ 520 



Equilibrium Effects between "Inclusions" and Liquids in Investigated Systems - - 523 



Reaction Series -- - - - - -- - 531 



Effects of Magma on Inclusions of Igneous Origin - - - -. - - - -537 



Effects of Magma on Inclusions of Sedimentary Origin ------- 543 



Effects of Basaltic Magma on Aluminous Sediments 550 



The Action of Basic Magmas on Siliceous Sediments - - 559 



Effects of Granitic Magma on Inclusions of Sedimentary Origin 560 



Deductions to be Compared with Observed Results -------- 566 



Summary ----------.------- 567 



THE 



UNIVERSITY OF CHICAGO PRESS 



CHICAGO, ILLINOIS, U. S. A. 



THE CAMBRIDGE UNIVERSITY PRESS. London 



THE MARUZEN-KABUSHIKI-KAISHA, Tokyo, Osaka, Kyoto, Fukuoka, Sendai 



THE MISSION BOOK COMPANY, Shanghai 



