THE SEDIMENTARY, METAMORPHIC, 

 AND IGNEOUS ROCKS OF ENSAY. 



BY 



A. W. HO WITT, F.G.S. 



CONTENTS. 



PAGE 



i. Introduction 65 



ii. Analytical Examination of the Eocks - - - - 66 



Principal Characteristics of the Eocks - 109 



The Eelation of the Eock Masses to Each Other - 116 



Eegional and Contact Metamorphisbi - - - - 120 



Conclusions - - - - - - - - - 123 



Explanation of Plates III. and IV. - - - - - 124 



Plates I.— IV. 125 



