Records of the Geological Survey of India, Volume 109Geological Survey of India, 1977 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 182
... minerals and apatite are present in small amounts . The mineral assemblages in this group are : ( a ) Hornblende - plagioclase - quartz - ore minerals ( b ) Pargasite - plagioclase - quartz - ore minerals - apatite ( c ) Hornblende ...
... minerals and apatite are present in small amounts . The mineral assemblages in this group are : ( a ) Hornblende - plagioclase - quartz - ore minerals ( b ) Pargasite - plagioclase - quartz - ore minerals - apatite ( c ) Hornblende ...
Page 187
... minerals float on the reduced and retrograded groundmass and are often crinkled . They are , thus , progressive in ... minerals- ( epidote ) ( 2 ) Quartz - muscovite - ore minerals . ( 3 ) Quartz - muscovite- ( sericite ) -biotite ...
... minerals float on the reduced and retrograded groundmass and are often crinkled . They are , thus , progressive in ... minerals- ( epidote ) ( 2 ) Quartz - muscovite - ore minerals . ( 3 ) Quartz - muscovite- ( sericite ) -biotite ...
Page 198
... minerals . 2 5. Conclusions From the foregoing discussion , the following conclusions may be made : ( i ) The ore minerals , though owe their origin primarily to the process of sedimentation in as much as they were co - deposited with ...
... minerals . 2 5. Conclusions From the foregoing discussion , the following conclusions may be made : ( i ) The ore minerals , though owe their origin primarily to the process of sedimentation in as much as they were co - deposited with ...
Contents
PART | 1 |
An approach to Quaternary research with examples from Hungary | 11 |
Outline of methods of detailed exploration of bedded limestone | 14 |
6 other sections not shown
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Common terms and phrases
algal amphibolite Andhra Pradesh assemblage axial plane B₁ bands Baraganda basin beds Bihar bindrabunensis borehole Bose breccia calc-magnesian rocks Callialasporites carbonatite chlorite clays Collenia column columnar contour core Cretaceous deformation deposit depth diamonds diopside district dolomite drilling Eocene facies flora folds fossils genus Geol Geological Survey Geologist Gondwana grade grains granite grey Hazaribagh horizon indicate interbedded Intertrappean Jour Jurassic kimberlites known laminae Lattavaram limestone lineation lithologic Lower Madhya Pradesh Magardha Mahayuga mapping mesoscopic metamorphism mineralisation minerals Nagod observed occur Oncolite Palaeobotanist parallel pelitic Plate plunge pollen potential area present pyrites quartz quartz-mica-schist quartzite Quaternary Rajmahal hills rajmahalensis river sahnii samples sandstone Sanskrit schist schistosity sediments sequence shale shear Siddhanta siliceous slate species spores stratigraphic stromatolites structures Subarea Survey of India talc Tamil Nadu thickness thinly tremolite ultramafic Unpublished GSI report Varahamihira Wajrakarur water level zones