Records of the Geological Survey of India, Volume 126, Part 2Government of India, 1991 - 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 155
... rocks . The mineral assemblages and textural development in the gneissic rocks indicate atleast medium grade metamorphism . The Sakoli rocks which constitute the main lithotectonic unit of the study area , are represented by feldspathic ...
... rocks . The mineral assemblages and textural development in the gneissic rocks indicate atleast medium grade metamorphism . The Sakoli rocks which constitute the main lithotectonic unit of the study area , are represented by feldspathic ...
Page 157
... rocks . Though no significant time gap is envisaged between the lower and the upper Sakoli rocks , the latter overlies the former with an occasional conglomerate horizon on the northwestern part , whereas on the eastern side , the upper ...
... rocks . Though no significant time gap is envisaged between the lower and the upper Sakoli rocks , the latter overlies the former with an occasional conglomerate horizon on the northwestern part , whereas on the eastern side , the upper ...
Page 168
... ROCKS IN PARTS OF SINGHBHUM ( WEST ) AND RANCHI DISTRICTS , BIHAR ( IN PARTS OF TOPOSHEET NOS . 73F / 1 , 2 , 3 , 5 , 6 AND 7 ) ( Code No. MIP / AMS / ZS / 1988 / 001 ) B. Tirkey and D. Roy GROUND EVALUATION OF ELECTRO - MAGNETIC ...
... ROCKS IN PARTS OF SINGHBHUM ( WEST ) AND RANCHI DISTRICTS , BIHAR ( IN PARTS OF TOPOSHEET NOS . 73F / 1 , 2 , 3 , 5 , 6 AND 7 ) ( Code No. MIP / AMS / ZS / 1988 / 001 ) B. Tirkey and D. Roy GROUND EVALUATION OF ELECTRO - MAGNETIC ...
Contents
AIRBORNE MINERAL SURVEYS AND EXPLORATION WING | 121 |
Geodata and Information Division | 141 |
Overview of the Deputy Director General | 195 |
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Common terms and phrases
aeromagnetic amphibolite analysis ANDHRA PRADESH anomalies bands Barakar Formation Barren Measures Formation basement basin belt Bengal Bihar Birbhum block boreholes calcareous carbonaceous carbonaceous shale clayey coal bearing coal seams COAL WING coarse grained Code cores covered cruise deposition DISTRICT drilled east EXPLORATION FOR COAL fault field season foraminifera geochemical GEOLOGICAL MAP geophysical gneiss Godavari Valley Gondwana grade grained sandstone granite heavy mineral INDEX intersected investigation isobath Kamthi Formation Lakshadweep lignite lime mud limestone located lower MADHYA PRADESH magnetic medium grained METAMORPHICS million tonnes mineralisation NW-SE occur ooids Orissa phyllite PLATE PLATE-I potentiality Precambrian quartz quartzite Rajmahal Raniganj Raniganj Formation Regional exploration ridge rocks Sakoli samples sand sandstone scale schist seam zones sector sediments sequence SHAHDOL DISTRICT shale shelf siltstone slope Sohagpur sq km strike studies sub-surface Survey of India Talchir Formation Toposheet trending upto VALLEY COALFIELD water depth