Records of the Geological Survey of India, Volume 114Geological Survey of India, 1984 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 53
... Quaternary sequence over the Archaean basement within a depth of 300 metres . Age determination by foraminiferal assemblage , spore and pollen studies of the borehole samples and correlation of litho - units indicated a gradual increase ...
... Quaternary sequence over the Archaean basement within a depth of 300 metres . Age determination by foraminiferal assemblage , spore and pollen studies of the borehole samples and correlation of litho - units indicated a gradual increase ...
Page 55
... QUATERNARY GROUND SURFACE 60 -90 - ? J - 20 ARCHAEAN -150- -180 -210 -240 ALTITUDE ( METRES ) , +30 O M.S.L QUATERNARY 30 . -60 A - 90 . 20 -150 PLIOCENE AND MIOCENE -180 10 20 30 40 50 60 70 80 90 100 10 20 DISTANCE ( KÄ°LOMETRES ) 30 ...
... QUATERNARY GROUND SURFACE 60 -90 - ? J - 20 ARCHAEAN -150- -180 -210 -240 ALTITUDE ( METRES ) , +30 O M.S.L QUATERNARY 30 . -60 A - 90 . 20 -150 PLIOCENE AND MIOCENE -180 10 20 30 40 50 60 70 80 90 100 10 20 DISTANCE ( KÄ°LOMETRES ) 30 ...
Page 56
... QUATERNARY 30 60 90 LEPURIA DHOBABERIA -- ALTITUDE ( METRES ) +90 + 60 +30 M.S.L O SSW C DHOBABERIA GROUND 30 60 QUATERNARY 90 -120 SURFACE - 150 - 150 - 180 ARCHAEAN PLIOCENE -180 PLIOCENE AND MIOCENE AND - 210 MIOCENE -210 -240 -240 ...
... QUATERNARY 30 60 90 LEPURIA DHOBABERIA -- ALTITUDE ( METRES ) +90 + 60 +30 M.S.L O SSW C DHOBABERIA GROUND 30 60 QUATERNARY 90 -120 SURFACE - 150 - 150 - 180 ARCHAEAN PLIOCENE -180 PLIOCENE AND MIOCENE AND - 210 MIOCENE -210 -240 -240 ...
Contents
Integrated Geochemical Approach for Tracing Gold Mineralisation in Parts | 1 |
On Jacobsites from Vizianagaram Manganese Belt of Eastern Ghats Andhra | 15 |
Fossil Hippopotamus from Quaternary Alluvial Deposits of Narmada Valley | 17 |
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Common terms and phrases
actinolite amphiboles amphibolite analysis ARCHAEAN assemblage associated BANKURA DISTRICT Barakar basement bedrock samples Bihar Biotite boreholes catchment area Chakradharpur chemical colour composition country rocks crystals Dassarma Dolerite Domuhan river Dubrajpur Dubrajpur Formation Electron elements epidiorites geochemical Geol Geological Survey Ghose gneiss Goilkera gold grains Granite gneiss green GSI Type Haast river Hippopotamus hornblende hornblende schist host rock igneous jacobsite Kharswan strip Khatangi hill section magnetite manganese Manuscript received massive amphibolite Mayapur McCluskieganj meta-basic rocks metamorphic metres south mica schists mineralisation minerals namadicus Narmada Neogene nepheline syenite occur palaeindicus Pegmatite pelite phyllites plagioclase Porphyritic present area quartz Quartzite Quaternary ratios Rupatganj schist schistose schistose amphibolite sediments shale Singhbhum Singhbhum Shear Zone specimens stratigraphic stream sediment-concentrate samples sulphide Surv Survey of India Table-II Talapatra texture three strips values vein-quartz veins West Bengal X-Ray