Records of the Geological Survey of India, Volume 125, Parts 6-8Government of India, 1990 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 6
... grained , porphyritic granites Pink , medium grained granite Grey gneissic granite Ultramafics : Pyroxenite and metagabbro . Micaceous quartzite with inter- bands of mica - schist and quartz - amphibole rock . Marble with interbands of ...
... grained , porphyritic granites Pink , medium grained granite Grey gneissic granite Ultramafics : Pyroxenite and metagabbro . Micaceous quartzite with inter- bands of mica - schist and quartz - amphibole rock . Marble with interbands of ...
Page 16
... grained granite Medium Grained granite Coarse pink porphyritic granite Grey granite Intrusive contact Older Metamorphics Ultramafic schist , mica schist Metagabbro , Amphibolites , Quartzites and Gneisses . Ultramafic schists , mica ...
... grained granite Medium Grained granite Coarse pink porphyritic granite Grey granite Intrusive contact Older Metamorphics Ultramafic schist , mica schist Metagabbro , Amphibolites , Quartzites and Gneisses . Ultramafic schists , mica ...
Page 40
... grained & non- porphyritic . Fragmentary and vesicular zones divide this flow into 2 to 3 units . At places the lower unit is sparsely porphyritic . Red / green bole Inferred --- The flow is dark grey , massive , fine grained & non ...
... grained & non- porphyritic . Fragmentary and vesicular zones divide this flow into 2 to 3 units . At places the lower unit is sparsely porphyritic . Red / green bole Inferred --- The flow is dark grey , massive , fine grained & non ...
Contents
GEOLOGICAL MAPPING 1 to 58 | 8 |
Elucidation of structure stratigraphy and mineralisation potential | 18 |
MINERAL INVESTIGATIONS 61 to 88 | |
Copyright | |
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alluvial Alluvium amphibolite anomaly Aravalli bands basalt basement basic basin bed rock belt Bijawar biotite block boreholes chlorite clay comprising conglomerate Deccan Trap deformation deposits depth dips district dolomite drill holes dykes Engineering Geology Division exposed fault field season flood plain flows folds foliation Formation fractures Ganga geochemical geological mapping Geologist Jr geophysical GEOTECHNICAL INVESTIGATION gneiss gold Gondwana grade grained granite granite gneiss granitoids grey Group indicated intrusive joints kmĀ² lava limestone lineaments located MADHYA PRADESH MADHYA PRADESH Code magnetic MAHARASHTRA metamorphism mica schist mineral mineralisation Nagpur Narmada occur Older Alluvium pegmatite phyllite plagioclase porphyritic quartz quartz veins quartzite Quaternary Rajasthan regional rhyolite river Sakoli samples sand sandstone scale schist sediments sequence shale shear zone Siwalik slope soil sq km stratigraphic studies sulphide Supergroup surface surveys terrace thick tion toposheet traversed trending tunnel ultramafic Unconformity upto Uttar Pradesh Varanasi Older volcanic