Records of the Geological Survey of India, Volume 109The Survey, 1982 - Earthquakes |
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Page 58
... quartz veins emplaced parallel or sub - parallel to the foliation in the Lower Kunzam La Formation . The quartz veins vary in didth from a few milimetres to seven metres and dip toward south - east , and has an extension along the trend ...
... quartz veins emplaced parallel or sub - parallel to the foliation in the Lower Kunzam La Formation . The quartz veins vary in didth from a few milimetres to seven metres and dip toward south - east , and has an extension along the trend ...
Page 173
... quartz - mica - schist ; they are genetically related to the first fold axis ( B1 ) of the area . The quartz - rich layers in the quartz- mica - schist form rods and ridges on S2 . ( b ) Mineral lineation has two geometric relations in ...
... quartz - mica - schist ; they are genetically related to the first fold axis ( B1 ) of the area . The quartz - rich layers in the quartz- mica - schist form rods and ridges on S2 . ( b ) Mineral lineation has two geometric relations in ...
Page 182
... quartz - ore minerals ( b ) Pargasite - plagioclase - quartz - ore minerals - apatite ( c ) Hornblende - quartz - ore minerals . ( ii ) Granoblastic : These rocks are less abundant than the schistose variety . The texture is produced by ...
... quartz - ore minerals ( b ) Pargasite - plagioclase - quartz - ore minerals - apatite ( c ) Hornblende - quartz - ore minerals . ( ii ) Granoblastic : These rocks are less abundant than the schistose variety . The texture is produced by ...
Contents
GEOCHRONOLOGY AND ISOTOPE GEOLOGY DIVISION | 6 |
FIELD TECHNIQUE RESEARCH UNIT | 13 |
PUBLICATION DIVISION | 20 |
Copyright | |
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alignment amphibolite Andhra Pradesh axis bands basalt bauxite Bihar biotite block boreholes calcareous carbonatite carried charnockite CIRCLE clay coal comprising core covering an area Deccan Trap deposit depth Director DISTRICT Division dolomite dykes exposed fault folds foliation Formation geochemical geological mapping Geological Survey Geologist Jr geophysical geotechnical investigation gneiss Gondwana grade grained granite gneiss grey Headquarters hills indicated intrusives Jaipur kimberlites laboratory laterite limestone line km located logged Madhya Pradesh magnetite mapped an area metamorphism mineralisation minerals Murthy nala NW-SE occur pegmatite phyllite pits power house Project pyrite quartz quartz veins quartzite Quaternary RAJASTHAN Region river rock types S/Shri samples sand sandstone Sarvashri scale schist schistosity seams sediments shale shear zone Shri Singh Sinha spillway sq km Srivastava strike length stromatolites structure sulphide Super Group Survey of India Tamil Nadu thickness tion Toposheet traverse tremolite trending tunnel upto varies Vindhyan