Records of the Geological Survey of India, Volume 142, Part 2Vols. 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 28
GEOCHRONOLOGY OF THE OLDER COMPONENTS PROTEROZOIC GNEISSES OF THE NORTHWESTERN HIMALAYA ( Code No . ... These transects are : ( i ) Luhri - Garh transect , ( ii ) have amphibolite facies granitoids like biotite gneiss , Bagipul ...
GEOCHRONOLOGY OF THE OLDER COMPONENTS PROTEROZOIC GNEISSES OF THE NORTHWESTERN HIMALAYA ( Code No . ... These transects are : ( i ) Luhri - Garh transect , ( ii ) have amphibolite facies granitoids like biotite gneiss , Bagipul ...
Page 29
Granite gneiss from near Har - ki - Dun in the Tons Valley ( Transect IV ) indicated a poorly defined 206 Pb / 207Pb date of ~ 678 Ma . This also confirms the Neoproterozoic age of this Higher Himalayan granite gneiss .
Granite gneiss from near Har - ki - Dun in the Tons Valley ( Transect IV ) indicated a poorly defined 206 Pb / 207Pb date of ~ 678 Ma . This also confirms the Neoproterozoic age of this Higher Himalayan granite gneiss .
Page 54
Background Schirmacher Oasis ( 11 ° 20 ' to 11 ° 55'E & 70 ° 45'S ) exposes mainly charnockitic gneiss with conformably layered mafic granulites ( in the eastern parts ) ; enclaves of calc and mafic granulites , khondalites and ...
Background Schirmacher Oasis ( 11 ° 20 ' to 11 ° 55'E & 70 ° 45'S ) exposes mainly charnockitic gneiss with conformably layered mafic granulites ( in the eastern parts ) ; enclaves of calc and mafic granulites , khondalites and ...
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Contents
प्राक्कथन | 1 |
PALAEONTOLOGY DIVISIONI | 20 |
GEODATA AND DATABASE DIVISION | 31 |
Copyright | |
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analysis anomaly arsenic associated Barakar Barakar Formation Basin Belt Block bodies boreholes carried Central Chhattisgarh chondrites chondrules clay clayey coal seams Coalfield coast Code collected composition conducted continuity cores covered delineate deposits depth District Division drilling east eastern established exploration for coal extending fault Formation forms Geological geophysical gneiss grained granite gravity grey ground evaluation Group identified indicates integrated interpreted intersected lakes levels lignite lineaments lines located logging magnetic major maximum Measures medium minerals Nagaur observed occur Orissa OVERVIEW period phase Pradesh presence processing quartz range recorded Regional exploration represented respectively revealed River rocks samples sand scale seabed seam zones Sector sediments shallow shear shows silt southern sq km strike studies survey taken thickness trending unit Valley values varies water depths West Bengal western Wing zones के
Bibliographic information
| Title | Records of the Geological Survey of India, Volume 142, Part 2 |
| Author | Geological Survey of India |
| Publisher | The Survey, 2009 |
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