Records of the Geological Survey of India, Volume 112, Parts 1-2The Survey, 1983 - Earthquakes |
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Page 166
... quartz vein zones in metabasalt and quartz - chlorite schist in the western Gavarikonda hills ; 15 samples collected from here did not show any gold when analysed by HGML . 6 Composite samples of borehole JNG - 10 and 11 gave traces to ...
... quartz vein zones in metabasalt and quartz - chlorite schist in the western Gavarikonda hills ; 15 samples collected from here did not show any gold when analysed by HGML . 6 Composite samples of borehole JNG - 10 and 11 gave traces to ...
Page 74
... Quartz grains contain minor opaque inclusions . Amygdaloidal Basalt : This type is the major variant among the basalts . The amygdules of chert , epidote , zeolite , etc. vary in size from a few millimetres upto 1 cm diameter . No ...
... Quartz grains contain minor opaque inclusions . Amygdaloidal Basalt : This type is the major variant among the basalts . The amygdules of chert , epidote , zeolite , etc. vary in size from a few millimetres upto 1 cm diameter . No ...
Page 78
... quartz syenite Alkali - feldspar granite Quartz. C # 2000 C = 1000 Ca Sieve with 1 % coarser in microns C3 100 M = 10 $ ટ ! = + 1 LIMIT C = M Fig - 3 CM Pattern M = C = 100 M21000 M = 2000 Pang , Wazeho , etc. ( There are few ...
... quartz syenite Alkali - feldspar granite Quartz. C # 2000 C = 1000 Ca Sieve with 1 % coarser in microns C3 100 M = 10 $ ટ ! = + 1 LIMIT C = M Fig - 3 CM Pattern M = C = 100 M21000 M = 2000 Pang , Wazeho , etc. ( There are few ...
Contents
RECORDS VOLUME 112 PART | 2 |
CENTRAL HEADQUARTERS | 4 |
OFF SHORE MINERAL EXPLORATION AND MARINE GEOLOGY DIVISION | 18 |
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analysed Andhra Pradesh Asstt bands basalt basin bauxite belt block boreholes Calcutta carried Chakraborty chert Circle coal Coalfield collected cores Cretaceous Delhi deposits depth dipping Director Disang District Division drill holes earth dam Eocene exploration fault folds Formation fossils geochemical geological investigation geological mapping Geologist Jr geophysical Geophysicist geotechnical Ghosh gneiss Gondwana grains granite gneiss Group Gupta Hills Himalaya indicated Jaipur Jammu Jungel Karnataka Kumar Laboratory laterite limestone located logged Lucknow MADHYA PRADESH Meeting metamorphic Mineral mineralisation Murthy Naga Nagaland nala occur olivine ophiolite pegmatite phyllite plagioclase power house Project quartz quartzite Rajasthan Region river rock types S/Shri samples sandstone Sarvashri scale schist seams Sector sediments sequence shale Sharma shear zone Shri Singh Sinha spillway sq km Srivastava stratigraphic strike length studies suggested Survey of India tectonic thickness tion tonnes traverse trending tunnel Udaipur district ultramafic Upper upto valley Vindhyan volcanics