Records of the Geological Survey of India, Volume 129, Parts 2-3The 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 12
... sequences of Himalayan fold belt , Assam - Arakan- Andaman - Nicobar fold belt , Meghalaya - Mikir- North Cachar ... sequence 3 . 6. So far as previous records are concerned no definite record of Palaeogene rock in the foredeep areas ...
... sequences of Himalayan fold belt , Assam - Arakan- Andaman - Nicobar fold belt , Meghalaya - Mikir- North Cachar ... sequence 3 . 6. So far as previous records are concerned no definite record of Palaeogene rock in the foredeep areas ...
Page 22
... sequence with alternate soft and resistant bands . Prominent bedding traces are recognisable . It is a shale - sandstone sequence and is correlated with the Janum Formation of the Barail Group . This unit clearly describes a major fold ...
... sequence with alternate soft and resistant bands . Prominent bedding traces are recognisable . It is a shale - sandstone sequence and is correlated with the Janum Formation of the Barail Group . This unit clearly describes a major fold ...
Page 253
... sequences with development of compara- tively thick coal seams . The coal swamp condition also varied from place to place . The sequence above Purewa / Khadia seam broadly represents coarsen- ing upward sequence with coarser fraction ...
... sequences with development of compara- tively thick coal seams . The coal swamp condition also varied from place to place . The sequence above Purewa / Khadia seam broadly represents coarsen- ing upward sequence with coarser fraction ...
Contents
Stratigraphy Division | 11 |
Central Petrological Laboratories | 26 |
Geodata and Database Division | 43 |
Copyright | |
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acid volcanics aeromagnetic amphibolite analysis anomaly bands Barakar Barakar Formation Barren Measure basemetal basin belt Bihar biotite block boreholes charnockite Chhotanagpur clay coal seams Coalfield coarse Code core covered depth district Division drilling dykes east eastern faults field season foliation geochemical GEOLOGICAL MAP geophysical GEOTECHNICAL INVESTIGATION Ghosh gneiss gneissic gold Gondwana grade grained granite granite gneiss grey ground evaluation heavy minerals India indicated intersected intrusives Kamthi laterite limestone lineament located Madhya Pradesh magnetic mica schist migmatite mineralisation NW-SE occur Orissa OVERVIEW pegmatite phyllite plagioclase Pradesh programme Project Proterozoic Purulia Purulia district quartz quartz veins quartzite Raniganj REGIONAL EXPLORATION river samples sand sandstone scale schist seam zones sector sediments sequence shale shear zone Sikkim Singhbhum soil sq km sq.km STAGE GEOTECHNICAL INVESTIGATION strike length structure sulphide survey Talchir terrain thickness tion Toposheet trending ultramafic upto varies West Bengal