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 131
... magnetic features were verified by ground geological truths . The potash anomalies are seen to reflect the lithological properties of the units of granodiorite and granite gneiss . The magnetic anomalies are found to be caused by ...
... magnetic features were verified by ground geological truths . The potash anomalies are seen to reflect the lithological properties of the units of granodiorite and granite gneiss . The magnetic anomalies are found to be caused by ...
Page 134
... magnetic anomalies , magnetic breaks , and magnetic linears was studied . The complex nature of magnetic patterns in the area is due to heterogeneous nature of geological formations , structure and basement character . In general magnetic ...
... magnetic anomalies , magnetic breaks , and magnetic linears was studied . The complex nature of magnetic patterns in the area is due to heterogeneous nature of geological formations , structure and basement character . In general magnetic ...
Page 135
... magnetic lineaments are marked by alignment of basic dykes . The magnetic breaks are attributable to fractures and faults , A vast area has been covered by airborne geophysical sur- veys by various agencies over the known mineral belts ...
... magnetic lineaments are marked by alignment of basic dykes . The magnetic breaks are attributable to fractures and faults , A vast area has been covered by airborne geophysical sur- veys by various agencies over the known mineral belts ...
Contents
AIRBORNE MINERAL SURVEYS AND EXPLORATION WING 113 190 | 115 |
Overview of the Deputy Director General | 193 |
Operation East CoastI | 201 |
Copyright | |
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aeromagnetic amphibolite AMSE Wing analysed ANDHRA PRADESH anomalies bands Barakar Barakar Formation Barren Measures Formation basement basin Bengal Bhutan Bihar block boreholes carbonaceous chalcopyrite clay coal seams COAL WING Coalfield Code cores cruise deposits DISTRICT Division drilling east EXPLORATION FOR COAL fault field season foraminifera geochemical GEOLOGICAL MAP geophysical Ghosh gneiss gneissic Godavari Valley Gondwana grade grey ground evaluation heavy mineral horizon INDEX indicated intersected investigation isobath isotopic Kamthi Formation lamproites lignite limestone located MADHYA PRADESH magnetic medium grained metamorphism migmatites million tonnes NW-SE occur ooids Orissa phyllite pluton Precambrian programme quartz quartzite range Raniganj Raniganj Formation Regional exploration ridge Sakoli samples sand sandstone Sattupalli scale schist seabed seam zones sector sediments sequence shale shelf silty Singhbhum slope sq km stratigraphy strike studies sub-surface Survey of India Talchir Formation tectonic thickness Toposheet trending upto varies water depth