Records of the Geological Survey of India, Volume 125, Issues 3-4Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 7
... major and trace element studies . The area forms part of the Chhotanagpur Gneissic Com- plex of Precambrian age , locally overlain unconformably by Talchir sandstone of the Up . Carboniferous . The Precambri- ans are represented by ...
... major and trace element studies . The area forms part of the Chhotanagpur Gneissic Com- plex of Precambrian age , locally overlain unconformably by Talchir sandstone of the Up . Carboniferous . The Precambri- ans are represented by ...
Page 143
... major part of the present area comprises pediplain on both Precambrian metamorphics and Gondwana sedimentaries . Residual hills , inselbergs , tors and knolls form topographic highs in the pediplain . In addition , flood plain covers a ...
... major part of the present area comprises pediplain on both Precambrian metamorphics and Gondwana sedimentaries . Residual hills , inselbergs , tors and knolls form topographic highs in the pediplain . In addition , flood plain covers a ...
Page 109
... major objectives were to provide pre - field photointerpreted geological maps of target areas to the field geologists to enhance the rate of mapping coverage and to assist them in finalising the geological maps through post - field ...
... major objectives were to provide pre - field photointerpreted geological maps of target areas to the field geologists to enhance the rate of mapping coverage and to assist them in finalising the geological maps through post - field ...
Contents
Bihar | 1 |
Studies of granites of Hazaribagh Gaya and Palamau districts Bihar | 7 |
Geological mapping around PindaraBiharbariBaghmari area Bhagalpur district Bihar | 13 |
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ABSTRACTS OF PROGRESS abutment amphibolite anomaly Arunachal Pradesh bands Barail basalt basemetal basin Bhuban Bihar biotite block bore holes borehole chalcopyrite charnockite chlorite chromite clay CONSTRUCTION STAGE GEOTECHNICAL deposits depth Disang drilling Eastern Ghat Engineering Geology Engineering Geology Division excavation exposed EXTENDED ABSTRACTS field season fold foliation Formation foundation grade geochemical geological mapping geophysical Geotechnical and Special geotechnical investigation gneiss Gneissic granite gneiss granulite grey Group grouting Hills district indicate joints lava left bank limestone located magnetite Manipur Meghalaya migmatite mineral mineralisation Mizoram nala occur Orissa OVERVIEW Ph/SS phyllite power house proposed Purulia pyrite quartz quartz veins quartzite Quaternary Regional Geology Division right bank rocks samples sandstone scale schist sediments shale shear zone Shillong siltstone slope Special Investigation spillway sq km stage geotechnical investigation strike length structure sulphide Survey of India Tertiary thick toposheet trending tunnel Upper upto volcanics West Bengal