400 



A TREATISE ON METAMORPHISM. 



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

 CHLORIDATION. 



Volume 

 change. 



Albite 



Albite, halite . . . 



Nephelite 



Nephelite, halite . 



Marialite 



do .. 



Sodalite . 

 do .. 



Albite, gibbsite 



Anorthoclase, gibbsite 



Diaspore 



Gibbsite 



Do 



Gypsum 



Heulandite - - - 



Do 



Laumontite 



Limonite 



Opal 



Do 



Orthoclaseor microcline, gibbsite. 

 Stilbite 



Do 



Paragonite 



Muscovite, paragonite . . 



Corundum . . 



do 



Diaspore 



Anhydrite 



Albite 



Orthoelase 



Analcite 



Hematite 



Chert, chalcedony 



Quartz 



Muscovite (damourite) . 



Albite 



Orthoelase 



Per cent. 

 -f 10. 29 

 + 1.84 

 +33. 14 

 +15. 64 



—18. 85 

 -20. 04 

 -28. 18 

 -61.81 

 —46. 82 

 -37. 62 

 —25. 03 

 -18.44 

 - 4.30 

 —37. 78 



—22. 81 

 -20. 81 

 -31.67 

 -25. 66 



