Records of the Geological Survey of India, Volume 124, Part 1The Survey, 1999 - Earthquakes Vols. 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 135
... grained sandstones of Kamthi Formation disconformably overlie the Raniganj For- mation . Petrographic studies indicate distinct differences between the coarse grained and fine grained sandstones . The former constitute sub - angular ...
... grained sandstones of Kamthi Formation disconformably overlie the Raniganj For- mation . Petrographic studies indicate distinct differences between the coarse grained and fine grained sandstones . The former constitute sub - angular ...
Page 163
... grained , foliated , hornblended - granite , pink , coarse grained , porphyritic , muscovite - monozite ; and greyish green , coarse porphyritic quartz - syenite . Emission spectrographic data of bed rock samples indicated copper up to ...
... grained , foliated , hornblended - granite , pink , coarse grained , porphyritic , muscovite - monozite ; and greyish green , coarse porphyritic quartz - syenite . Emission spectrographic data of bed rock samples indicated copper up to ...
Page 225
... grained granite . Pink medium grained granite . Pink foliated granite . Grey medium grained granite . Dolorite ( ? ) . Porphyritic syenite and hornblende lamprophyre . Biotite gneiss / Hornblende -biotite gneiss / fissile biotite ...
... grained granite . Pink medium grained granite . Pink foliated granite . Grey medium grained granite . Dolorite ( ? ) . Porphyritic syenite and hornblende lamprophyre . Biotite gneiss / Hornblende -biotite gneiss / fissile biotite ...
Contents
AIRBORNE MINERAL SURVEYS EXPLORATION WING 28 | 28 |
MARINE WING 4757 | 47 |
CENTRAL REGION 5889 | 58 |
Copyright | |
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alluvium amphibolite analysis Andhra Pradesh anomaly associated Asstt bands basalt base metal basin bed rock Bihar biotite block boreholes carried chalcopyrite charnockite clay coal seams coalfield Construction stage core covering deposits depth Director Geologist district Code DIVISION Headquarters drilling dykes excavation exploration exposed Formation foundation geochemical geological investigation geological mapping Geologist Jr geophysical Geophysicist geotechnical investigation gneiss gold Gondwana grained granite granite gneiss granitoids Group holes indicated km long Kumar limestone line km located logging migmatite mineral mineralisation occurs Orissa pegmatite phyllite power house Pradesh Precambrian project envisages construction quartz quartz veins quartzite Quaternary Rajasthan Raniganj river rock types samples were collected sand sandstone scale schist schist belt sediments shale shear zone Shri A. K. Singhbhum spillway sq km sq km area stage geotechnical investigation strike length studies sulphide Supergroup surface surveys thick tion Toposheet traverse trending tunnel upto volcanics West Bengal