402 



A TREATISE ON METAMOBPHISM. 



Table D. — Classification of alterations, toith volume changes — Continued. 

 HYDRATION. 



Andalusite Kaolin 



Do Kaolin, gibbsite 



Anhydrite Gypsum 



Anorthite Gismondite 



Do Thomsonite 



Do I Zoisite, kaolin 



Anorthite, hematite Epidote, kaolin, gibbsite.. 



Cancrinite Natrolite, gibbsite, ealcite : 



Corundum - Diaspore 



Do Gibbsite 



Cyanite - 



Do 



Hematite 



Iolite (cordierite) 



Leucite 



Meionite, hematite 



Nephelite 



Pyrope 



Serpentine 



Sillimanite 



Do 



Zircon 



Kaolin 



Kaolin, gibbsite 



Limonite 



Chlorophyllite 



Analcite 



Epidote, gibbsite 



Thomsonite 



Talc, spinel, gibbsite 



Webskyite 



Kaolin 



Kaolin, gibbsite 



Malacon (hydrous zircon) 



HYDRATION AND DECAKBONATION. 



Andalusite Talc (steatite) 



Do j Talc, gibbsite 



Do Muscovite (damourite) 



Do... 

 Biotite . . . 

 Cyanite . . 



Do:.. 



Do... 



Do... 

 Muscovite 



Do... 



Do... 



Do... 



Muscovite, gibbsite 



Chlorite 



Talc (steatite) 



Talc, gibbsite 



Muscovite (damourite) 



Muscovite, gibbsite 



Serpentine 



Serpentine, gibbsite . . . 



Talc ,.... 



Talc, gibbsite . 



- 32.37 



+ 97.67 



- 9.55 



+ 55.47 



+ 22.92 



- 23. 12 

 +124. 71 

 + 2.83 

 + 76. 74 

 + 16.50 

 + 88.44 



- 25.23 

 + 46.69 



