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 79
... type ; three flows are of compund ' pahoehoe type . ' Aa ' flows are sparsely porphyritic to moderately porphyritic whereas ' pahoehoe ' flows are moderately porphyritic to highly porphyritic . The general gradient of the flows is about ...
... type ; three flows are of compund ' pahoehoe type . ' Aa ' flows are sparsely porphyritic to moderately porphyritic whereas ' pahoehoe ' flows are moderately porphyritic to highly porphyritic . The general gradient of the flows is about ...
Page 229
... types exposed in the area are pyroxene granulite , silicified quartzite , magnetite - grunerite quartzite , migmatised charnockite , sheared yellow quartz vein , pink granite gneiss and younger quartz veins . The general trend of the ...
... types exposed in the area are pyroxene granulite , silicified quartzite , magnetite - grunerite quartzite , migmatised charnockite , sheared yellow quartz vein , pink granite gneiss and younger quartz veins . The general trend of the ...
Page 261
... types of water viz . , strongly alkaline , non - carbonate alkaline and non - carbonate ( secondary salinity ) types . The base reservoir temperatures computed from silica geothermometry indicate a maxium temperature of 148 ° C. The ...
... types of water viz . , strongly alkaline , non - carbonate alkaline and non - carbonate ( secondary salinity ) types . The base reservoir temperatures computed from silica geothermometry indicate a maxium temperature of 148 ° C. The ...
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