Records of the Geological Survey of India, Volume 122, Part 5The Survey, 1987 - 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 41
... shale . Thickness of rhythmites intersected in borehole is 60 m . Light green sandstone is 50 m thick . Dip of bedding recorded in borehole cores is 10 to 15o . The Barakar Formation conformably overlies the Talchir Formation . In the ...
... shale . Thickness of rhythmites intersected in borehole is 60 m . Light green sandstone is 50 m thick . Dip of bedding recorded in borehole cores is 10 to 15o . The Barakar Formation conformably overlies the Talchir Formation . In the ...
Page 223
... shale being at 150 m . ( iv ) Along a line 220 m on the downstream side of the axis , the thickness of dolomite below the river bed level would be 5 to 14m ( Fig . 2 , Plate - 4.4 ) the lowest level of shale being at R.L. 180 m . ( v ) ...
... shale being at 150 m . ( iv ) Along a line 220 m on the downstream side of the axis , the thickness of dolomite below the river bed level would be 5 to 14m ( Fig . 2 , Plate - 4.4 ) the lowest level of shale being at R.L. 180 m . ( v ) ...
Page 233
... shale . The maximum thickness of quartzite and individual shale bands is of the order of 0.6 m and 0.23 m , respectively . As such the quart- zite - weatheared shale sequence exposed at these levels is not found suitable as the ...
... shale . The maximum thickness of quartzite and individual shale bands is of the order of 0.6 m and 0.23 m , respectively . As such the quart- zite - weatheared shale sequence exposed at these levels is not found suitable as the ...
Contents
Quaternary Geology and Geomorphology of the Coastal Tracts in East Godavari District | 3 |
Quaternary Geology and Geomorphology of the Coastal Tracts in parts of Nellore District | 11 |
Quaternary Geology and Geomorphology of the Coastal Tracts of Srikakulam Vizianagaram and Visakhapatnam Districts | 19 |
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amphibolite ANANTAPUR DISTRICT ANDHRA PRADESH ANDHRA PRADESH Code anomaly anorthosite Archaean axis bands bed rock biotite biotite granite block boreholes boreholes drilled charnockite charnockite gneiss clay comprises conglomerate dam alignment Deccan Trap depth Dharwar dips DISTRICT dolerite dolerite dykes earth dam enclaves excavated exposed fluvial folds foliation formation foundation fresh rock gabbro GEOLOGICAL MAP GEOPHYSICAL GEOTECHNICAL gneiss Godavari granite granite gneiss granodiorite granulite grey indicated intrusives investigation joints KARNATAKA KERALA landforms laterite left flank limestone located lode magnetite metabasalt metres migmatite NNW-SSE NW-SE occur overburden pegmatite Peninsular gneiss phyllite pink granite PLATE power house PROJECT proposed quartz quartz veins quartzite Raichur reservoir ridge right flank river bed rock types samples sand sandstone scale schist schist belt schistose sediments shale shear zone soil spillway sq km strike length studies suggested Supergroup surface TALUK TAMIL NADU thickness toposheet traversed trench trending ultramafic upto width