Records of the Geological Survey of India, Volume 127, Parts 3-4Government of India, 1992 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 41
... Strike & dip Joint : Strike & dip . Old working , Adit . INDEX ++ Quartz vein / Grey QV VvMetagabbro Carbonate rocks A - A Ultramafics . VIVI Meta - basalt . parallel to the Tamar - Porapahar Shear Zone is trace- Subhashis Sengupta 19.
... Strike & dip Joint : Strike & dip . Old working , Adit . INDEX ++ Quartz vein / Grey QV VvMetagabbro Carbonate rocks A - A Ultramafics . VIVI Meta - basalt . parallel to the Tamar - Porapahar Shear Zone is trace- Subhashis Sengupta 19.
Page 114
... strike length of 500 m . However , the individual veins reach a maximum strike length of 35 m with a maximum width of 2.5 m . The usual range of width being 0.3 m and 2.5 m , and the veins are arranged in an en echelon pattern . The ...
... strike length of 500 m . However , the individual veins reach a maximum strike length of 35 m with a maximum width of 2.5 m . The usual range of width being 0.3 m and 2.5 m , and the veins are arranged in an en echelon pattern . The ...
Page 34
... Strike & dip of foliation Strike of vertical foliation #SHI Strike of vertical joint 70 Axial plane trace SS SHZ 25 SH2 Antiformal axis Synformal axis Fault Tectonic contact Lithological contact Section line GEOLOGICAL CROSS SECTION ...
... Strike & dip of foliation Strike of vertical foliation #SHI Strike of vertical joint 70 Axial plane trace SS SHZ 25 SH2 Antiformal axis Synformal axis Fault Tectonic contact Lithological contact Section line GEOLOGICAL CROSS SECTION ...
Contents
Chhotanagpur Gneiss | 8 |
Geological mapping and geochomical survey to the south | 15 |
Singhbhum Belt and North Singhbhum Shear Zone | 22 |
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ABSTRACTS OF PROGRESS Aizawl alignment amphibolite Andaman anomaly apatite ARUNACHAL PRADESH Assam bands bank basin bed rock belt Bihar biotite block boreholes Brahmaputra carbonatite chert chlorite chromite clay conglomerate Dalma deposits depth district drilling east Engineering Geology erosion exposed EXTENDED ABSTRACTS faults field season flood plain folds foliation Formation geochemical GEOLOGICAL MAP geophysical geotechnical investigation gneiss gold grained granite gneiss grey Group of rocks GSI Rec INDEX indicated Irrigation Keonjhar LATERITE limestone lithounits located manganese Manipur Meghalaya metasedimentary mica schist mineral nala occur Orissa OVERVIEW phyllite Plate proposed Purulia quartz quartz veins quartzite Quaternary regional river samples sand sandstone scale schist sector sedimentary sequence shale Shear Zone Shillong Sikkim silt siltstone Singhbhum granite slope soil spillway sq km sq.km stage geotechnical investigation structures sulphides Supergroup surface SURVEY OF INDIA thick tion toposheet traverses trending tunnel ultramafic unconformably upto volcanics West Bengal