Records of the Geological Survey of India, Volume 101The Survey, 1971 - Earthquakes 1867- includes the "Annual report of the Geological survey of India". |
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Page 9
... According to him the Aravalli basement is about 2,590 million years old and post- Aravalli granites are between 1,900 and 2,100 million years . The Bairat granite dating about 1,650 million years gives a minimum age for the Delhi system ...
... According to him the Aravalli basement is about 2,590 million years old and post- Aravalli granites are between 1,900 and 2,100 million years . The Bairat granite dating about 1,650 million years gives a minimum age for the Delhi system ...
Page 84
... According to Keller ( 1964 ) the Riphean Sedi- mentary group of Soviet Union can be sub - divided into three complexes , - Lower , Middle and Upper , according to the composition of the Stromato- lites , Oncolites and Katagraphia . The ...
... According to Keller ( 1964 ) the Riphean Sedi- mentary group of Soviet Union can be sub - divided into three complexes , - Lower , Middle and Upper , according to the composition of the Stromato- lites , Oncolites and Katagraphia . The ...
Page 102
... according to him , is exhibited due to the presence of these stromatolites between the Semri and the upper part of the Lower Riphean rocks of the U. S. S. R. According to him forms like Cenophyton cylindricus and Collenia columnaris ...
... according to him , is exhibited due to the presence of these stromatolites between the Semri and the upper part of the Lower Riphean rocks of the U. S. S. R. According to him forms like Cenophyton cylindricus and Collenia columnaris ...
Contents
OF | 1 |
The Eastern Ghats Group by M V N Murthy | 15 |
The IronoreBengpalDharwar Group by S V | 43 |
Copyright | |
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Aravalli Archaean Assam assemblages Banded Gneissic Complex basement basin belt Bengal boulder bed Cambrian charnockites Chatterji Chhattisgarh clays Coalfield correlation Cretaceous crystalline Cuddapah dated Delhi rocks deposits Dharwar district Eastern Ghats Eastern Ghats group Eocene facies faults fauna folds formations fossils G. S. I. report Gangpur Gansser Geol Geology Ghosh glacial gneisses Gondwana granite granite-gneisses granulites Gupta Heron Himalayas indicate intrusives Iron-ore Jour Karewa Kashmir khondalites Krishnan limestone lithological Lower Malani mapping marine metamorphism metasediments migmatites million Miocene Mysore occur Orissa orogeny overlain overlying Palaeozoic Paleocene Pascoe Peninsular India Permian phyllites Pinjor Pleistocene Pradesh Pre-Cambrian Purana quartzite Rajasthan recent region Riphean Sahni sandstones Sarkar Sastry schist sedimentary sediments sequence Shah shales Simla Singhbhum Siwalik Spiti stage stratigraphic structural studies Surv Talchir tectonic Tertiary thrust trend unconformity unfossiliferous Upper Siwalik valley Vindhyan rocks Vindhyan system volcanics Wadia zone