LIST OF PLATES. 



Views. 



Plate 1. — Fig. 1. — Calc-gneiss with Aplite veins, Dharol. 



Fig. 2. — Calc-gneiss, Khed Brahma. 

 „ 2. — Fig. 1. — Delhi Quartzite blocks in Biotite-gneiss, Dijio. 



Fig. 2. — Delhi Quartzite blocks in Biotite-gneiss, Dijio. 

 ,, 3. — Biotite-gneiss with Aplite veins, Damavas. 

 ,, 4. — Fig. 1. — Dip in Delhi Quartzite near Man. 



Fig. 2. — Dip slope in Delhi Quartzite, Harnav R. 

 ,, 5. — Fig. 1. — Balanced block of Idar granite, Vasna. 



Fig. 2.— Delhi Quartzite ridge X. of Chorivad with Aravallis in foreground, 

 ,, G. — Fig. 1. — Granite boss near Idar. 



Fig. 2. — Weathering of Idar granite. 

 „ 7. — Fig. 1. — Ahmednagar Sandstone, Hathmati R. 



Fig. 2.— Quartz-porphyry Tor, Sabli. 



Micro Sections. 



Plate 8. — Figs. 1 to G. — Calc-gneiss. 

 9. — Figs. 1 to 3. — Calc-gneiss : 



Fig. 4. — Biotite-gneiss. 



Pig, 5.- -Quartzite block in Biotite-gneiss. 



Fig. 6. — Biotite-gneiss. 

 ,, 10. — Figs, l to 3. — Granite aplite. 



Fig. 4. — Graphic pegmatite with tourmaline and sillimanite. 



Fig. 5. — Diorite aplite. 



Fig. 6. — The same with crossed nicols. 

 , , 11 . — Fig. 1 . — Allanite in aplite. 



Fig. 2. — Amphibolite. 



Fig. 3. — Tdocrase in Mundeti Series. 



Fig. 4. — Muscovite (sericite) schist with chlorite and tourmaline. 



Fig. 5. — White pyroxene rock. 



Fig. 6.— Tremolite rock (pseudo-jade). 

 ,, 12. — Fig. 1. — Quartz-pyroxene schist. 



Fig. 2. — Microcline rock. 



Fig. 3. — Massive white pyroxene rock with pyrolusite. 



Fig. 4. — Delhi Quartzite. 



Fig. 5. — The same with crossed nicols. 



Fig. G. — Delhi Quartzite of Kercha hill. 

 ,, 13. — Fig. 1. — Dolomite-serpentine-talc rock. 



Fig. 2.— Green amphibole-quartz rook. 



Fig. 3.— Green amphibole rock. 



FiL'. 4. — Serpentine. 



B 2 



