Records of the Geological Survey of India, Volume 112, Part 3government of India., 1977 - Geology 1867- includes the "Annual report of the Geological survey of India". |
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Page 52
... composition from that in the saprolite zone . This explains the difference in mineralogical composition , as also , the textural peculiarities cha- racterising these two zones . The constituent Al - bearing minerals in the parent rock ...
... composition from that in the saprolite zone . This explains the difference in mineralogical composition , as also , the textural peculiarities cha- racterising these two zones . The constituent Al - bearing minerals in the parent rock ...
Page 72
... composition is determined by using the determinative charts for garnet ( Winchell , 1958 ) and is found to be very rich in andradite molecule ( Andraditc 71.5 , Almandine 7.5 , Spessertine 14 0 , Pyrope 3.5 , Grossularite 3.5 ) . It is ...
... composition is determined by using the determinative charts for garnet ( Winchell , 1958 ) and is found to be very rich in andradite molecule ( Andraditc 71.5 , Almandine 7.5 , Spessertine 14 0 , Pyrope 3.5 , Grossularite 3.5 ) . It is ...
Page 76
... composition . From the relation of the alumina ( A1,0z ) -- alkali ( Na2O + K , O ) -Silica ( SiO2 ) of these dolerites when plotted on the graph suggested by Kuno ( 1968 ) , it is seen that , the composition of dolerite sample I ...
... composition . From the relation of the alumina ( A1,0z ) -- alkali ( Na2O + K , O ) -Silica ( SiO2 ) of these dolerites when plotted on the graph suggested by Kuno ( 1968 ) , it is seen that , the composition of dolerite sample I ...
Contents
GEOLOGICAL SURVEY OF INDIA | 1 |
Some aspects of the geochemistry of Dhanjori Volcanics Singhbhum District | 7 |
Geology and Structure of Southern GangpurBonaigarh Region Sundargarh | 13 |
Copyright | |
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analysis andradite anomaly average axial plane Badampahar bands basin bauxite bedding Bihar biotite calc-gneiss chalcopyrite channel chlorite cleavage Colliery conglomerate Dalma deformation deposits Dhanjori epidiorite district dolerite dolerite dykes eastern epidiorite epidote F₁ facies fold fossils fractures fuchsite galena Gangpur Gangpur Group Geol Geological Survey geophysical Ghatsila gibbsite gneiss grains granite gneiss gravity Group-II rocks Hazaribagh hornblende indicate kaolinite Karharbari Formation Keonjhar Khola Kusunda laterite lavas limb lineation massive garnet metamorphic metasedimentary belt metres mica schists mineralisation minerals muscovite Nausahi Nayadih Kusunda occur Orissa pegmatite phyllite plagioclase Plate plunging quartz quartzite Raghunathpali Rajgir Rangpo Records regional resistivity samples sand sandstone saprolite Sarkar scale schist schistose sedimentary sediments sequence sericite shales shear shows Simlipal Singhbhum skarn stowed stress structures sulphide Sundargarh District Surv Survey of India syncline synformal textural thickness TRAV traverse trend ultrabasic rock unstowed volcanics Volume