Records of the Geological Survey of India, Volume 126, Parts 2-3The Survey, 1993 - 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 | 121 |
Geodata and Information Division | 141 |
Overview of the Deputy Director General | 195 |
Copyright | |
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amphibolite anomaly apatite bands BANKA DISTRICT Barakar Barakar Formation Barren Measures basemetal basin belt Bihar BIHAR Code biotite block boreholes carbonaceous chalcopyrite chlorite clay coal seams Coalfield Construction stage geotechnical copper cores covered delineated deposits depth DISTRICT drilling east eastern Engineering Geology fault field season folds foliation geochemical GEOLOGICAL MAP geophysical Geotechnical & Special geotechnical investigation Ghosh gneiss gold Gondwana grade granite gneiss grey Group heavy mineral INDEX indicated intersected Irrigation Project Kamthi laterite lithounits located magnetic metamorphism mica schist mineralisation occur Orissa OVERVIEW pegmatite phyllite PRADESH Purulia quartz quartz veins quartzite Quaternary Raniganj Regional exploration Regional Geology Division river rocks samples sand sandstone scale schist seabed seam zones sector sediments sequence shale shear zone slope spillway sq km stage geotechnical investigation strike length sulphide surface Talchir Formation thickness Toposheet trending ultramafic unconformably upto varies volcanics West Bengal