Records of the Geological Survey of India, Volume 121, Part 1The Survey, 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 86
... sand - silt - clay and silty clay with a few fine sand pockets . The sediments off Krishna delta comprise fine sand with considerable amount of heavies . The heavies are dcminated by opaques , pyroxenes and amphiboles which constitute ...
... sand - silt - clay and silty clay with a few fine sand pockets . The sediments off Krishna delta comprise fine sand with considerable amount of heavies . The heavies are dcminated by opaques , pyroxenes and amphiboles which constitute ...
Page 319
... sand on the southern bank of Haora river near Dashrambari . The sand body is exposed over a strike length of 100m and varies in thickness from 1.0 to 1.5 m . The quality of sand appears to be acceptable for use in glass making . During ...
... sand on the southern bank of Haora river near Dashrambari . The sand body is exposed over a strike length of 100m and varies in thickness from 1.0 to 1.5 m . The quality of sand appears to be acceptable for use in glass making . During ...
Page 393
... sand , silt , silty clay and clay . An analysis of deep borehole data ( 220m ) indicated 5-6 sedimentological cycles . Eolian sand dunes are very restricted in extent . These occur in northwestern part of the area . The dunes are ...
... sand , silt , silty clay and clay . An analysis of deep borehole data ( 220m ) indicated 5-6 sedimentological cycles . Eolian sand dunes are very restricted in extent . These occur in northwestern part of the area . The dunes are ...
Contents
INTRODUCTION | 1 |
AIRBORNE MINERAL SURVEYS EXPLORATION WING | 44 |
OPERATION BIHAR | 135 |
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alignment analysis Andhra Pradesh anomaly arca assess Asstt bands basalt basin Bihar biotite block boreholes carried chalcopyrite charnockite chemical clay coal coalfield comprising Construction stage covering an area Deccan Trap delineated deposits depth district DIVISION Director DIVISION-I Divn drill cores dykes Economic Geology evaluation exploration exposed field season Formation fossils geochemical geological investigations geological mapping Geologist Jr GEOLOGY DIVISION geomorphological geophysical surveys Geophysicist geotechnical investigation Ghosh gneiss Gondwana granite granite gneiss Group indicated investigation was taken Karnataka km was covered Kumar laboratory limestone located logging magnetic Maharashtra migmatites mineral mineralisation occur Orissa pegmatite Petrology phyllite power house programme proposed quartz quartzite Quaternary Rajasthan Regional Geology river rock types S/Shri samples were collected sandstone scale schist schist belt seams sediments sequence shale Shri Singh Siwalik spillway sq km Srivastava strike length studies suggested sulphide surface thickness toposheet trending tunnel upto Uttar Pradesh