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 5
... Biotite phyllite Biotite phyllite Kolhan phyllite Phyllite Shale ( Kolhan ) Koira Group : * Phyllite K / Ar . Sundargarh 846 Ma . ( WR ) 893 Ma . ( WR ) 99 99 946 Ma . ( WR ) 39 Noamundi 988 Ma . ( WR ) 99 1531 Ma . ( WR ) 99 39 ...
... Biotite phyllite Biotite phyllite Kolhan phyllite Phyllite Shale ( Kolhan ) Koira Group : * Phyllite K / Ar . Sundargarh 846 Ma . ( WR ) 893 Ma . ( WR ) 99 99 946 Ma . ( WR ) 39 Noamundi 988 Ma . ( WR ) 99 1531 Ma . ( WR ) 99 39 ...
Page 24
... biotite Fine to medium Sand Intercalated Coarse sand gravels and pebbles Dark grey clay Large scale trough cross stra- tification in the tranverse section in the central part of Channel . ( Section - Chanraipara sand Quarry ) Biotite ...
... biotite Fine to medium Sand Intercalated Coarse sand gravels and pebbles Dark grey clay Large scale trough cross stra- tification in the tranverse section in the central part of Channel . ( Section - Chanraipara sand Quarry ) Biotite ...
Page 45
... biotite . Riebeckite is secondary after hornblende and occurs as elongate prismatic grains in shades of greenish blue . Conversion of hornblende to biotite and riebeckite suggests influx of potash and soda , Ilmenite shows marginal ...
... biotite . Riebeckite is secondary after hornblende and occurs as elongate prismatic grains in shades of greenish blue . Conversion of hornblende to biotite and riebeckite suggests influx of potash and soda , Ilmenite shows marginal ...
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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Common terms and phrases
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