INDEX. 



A 







PAGE. 



Abur group . . . 





7. 35 



Actinolite, in Siwana granite 





90 



/Egerine augite 





75. 92 



Aggregates, felspar 





. 81 



Agolai, Malani series at 





• 47 



Ajiana, granite near • 





. 61 



Allport, S., Wrekin rhyolites . 





. 88 



Amir shingle beds 





• 35 



Ammonite bed of Kuchri , < 



c 



• 3. 35 



Apatite — 







in rhyolites . . . 





. . . 78 



in dyke rocks . ■ < 





91, 92 



Aravalli region — 







useful minerals of . 



I . • • . 



6 



geology of 



1 . • • I 



6 



Aravalli rocks . 



»■•••■ 



. 16 



North of Erinpura . 



• • ■ • • 



• 73 



Aravalli Series, relations between — and Malanis . 



. 19 



„ „ and Vindhyans 



. 26 



Ash beds — 







at Korna . .. 



» . . 



. . 48 



near Patodi . 



• • 



. 50 



near Kuip . . . 



. 



• 59 



at Siwana 



. . . 



. 60 



in hill N. E. of Siwana > 



...» 



6; 



at Goendla .... 



• . • o 



. 70 



Ash, volcanic, in boulder bed of Salt 



Range 



. 90 



Asterism, in inclusions in quartz 



e • • e . 



. 81 



Augite — 







in groundmass of rhyolites 







. 78 



phenocryst in rhyolite . 



. 



. 82 



in dyke rocks . 







91. 92 



B 



Bakhal, concretionary rhyolites at . 



Balasar (Shergarh dist), Vindhyans and Malanis at 



70 



45 



