Records of the Geological Survey of India, Volume 127, Part 2The Survey, 1994 - 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 9
... types of stromatolites were seen . In one type , the columns are laterally linked , laminae show moderate convexity and nonenveloping character . In the second type , the laminae show conical configuration , the columns are slender and ...
... types of stromatolites were seen . In one type , the columns are laterally linked , laminae show moderate convexity and nonenveloping character . In the second type , the laminae show conical configuration , the columns are slender and ...
Page 41
... Type - I - grey homblende bearing granodiorite ; Type II - biotite leucogranite ; Type - III - grey aplite ; Type - IV - pink aplite and Type - V - porphyritic granite . · The granitoids show calc - alkaline trend in the AFM diagram and ...
... Type - I - grey homblende bearing granodiorite ; Type II - biotite leucogranite ; Type - III - grey aplite ; Type - IV - pink aplite and Type - V - porphyritic granite . · The granitoids show calc - alkaline trend in the AFM diagram and ...
Page 224
... types are intruded by NE - SW ane NNW- SSE trending gabbro and dolerite dykes . Quartz and carbonate veins are also noticed in the schist belt . The magnetic susceptibility measurements made for all the rock types ( 35 ) here are in ...
... types are intruded by NE - SW ane NNW- SSE trending gabbro and dolerite dykes . Quartz and carbonate veins are also noticed in the schist belt . The magnetic susceptibility measurements made for all the rock types ( 35 ) here are in ...
Contents
Photogeology Remote Sensing Division | 29 |
AIRBORNE MINERAL SURVEYS AND EXPLORATION WING 146240 | 149 |
Overview of the Deputy Director General | 243 |
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aeromagnetic airborne amphibolite AMSE Wing analysis ANDHRA PRADESH anomalies bands Barakar Barakar Formation Barren Measures basin Bengal BHUTAN Bihar biotite block boreholes carbonaceous charnockite Chekha clay coal seams COAL WING Coalfield Code cores covered cruise depth range DISTRICT Division drilling east eastern exploration for coal faults field season fold geochemical GEOLOGICAL MAP geophysical data gneiss Gondwana granite gneiss gravity grey ground evaluation heavy mineral indicate intersected intrusives investigation isobath Kamthi LAMPROITE lamprophyres lignite lineament located MADHYA PRADESH magnetic metabasalt metamorphism migmatites million tonnes mineralisation multisensor NW-SE occur Orissa phyllite programme Proterozoic quartz quartzite Raniganj Regional exploration ridge rocks Sakoli sand sandstone scale schist seabed seam zones sector sediments sequence shale shear zones Shumar slope southern sq km strike length structural studies sub-basin sub-surface Survey of India Talchir Tamil Nadu tectonic thickness Thimphu toposheet trending upto varies