TABLES. 



403 



Table D. - — Classification of alterations, with volume changes — Continued. 

 HYDRATION AND DEC ARBONATION— Continued. 



Volume 

 change. 



Phlogopite. 

 Sillimanite . 



Do ... . 



Do ... . 



Do ... . 

 Staurolite.. 



Chlorite 1 



Muscovite (damourite) 



Muscovite, gibbsite 



Talc (steatite) 



Talc, gibbsite 



Chlorite (amesite), gibbsite. 



Per cent. 

 + 41.02 

 - 7.98 

 + 58.16 

 - 31.20 

 +101.09 

 +103. 58 



Chondrodite . 

 Clinohumite . 

 Humite 



Serpentine, brucite. 



do 



do 



+ 30. 15 

 4 38.39 

 + 35.53 



