GFNERAL INDEX. 



ill 



Davy, J. . 



Decorative uses of mica 

 Delesse . . . 

 Diabase-dykes . 

 Diopside-gneiss 

 Doelter 



"Dome-gneiss" . 



Double refraction in micas 

 Dressing mica for market 

 Dunstan, W. R. 

 Dutt, U. C 

 Dynamite with mica-base 



PAGE. 



33 

 75.76 



3° 



61,62 



40 



29.38 



42,47 



22 



89 



70 



H.76 



75 



Effect of pegmatites on surrounding rocks 



Elsolite-syenite . 



Electrical applications of mica 



Envelopes, fire-proof . 



Epidiorite 



Epidote 



Etch-figures 



Exports of mica 



38 

 31.58 

 73.74 



73 



40,48 



32 



20 



95 



Favourable conditions for mica . 











11,32,38,43, 70 



Felspar for pottery 











51 



Fibrolite-gneiss 











. • 40, 41 



Fire-bricks of waste mica . . 











. 76 



Fire-proof envelopes . , 











73 



Fire-screens .... 











73 



Fluor-spar in pegmatite 











• 3 2 . 39 



Fluorine ..... 











39 



Form of pegmatite masses . 











• 35.62 



Fulljames, G. 











•53.H3 





G 











Garnet in pegmatite . 







* 





32, 52, 56, 65 



