Records of the Geological Survey of IndiaGeological Survey of India, 1887 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 4
... occurring close to these rocks and quite like them petrologically , was really identifiable with the highly metamorphic Delhi quartzite ( see Rec . , XVII , 103 ) so extensively exposed in the north - east of the Arvali region . This ...
... occurring close to these rocks and quite like them petrologically , was really identifiable with the highly metamorphic Delhi quartzite ( see Rec . , XVII , 103 ) so extensively exposed in the north - east of the Arvali region . This ...
Page 5
... occur locally in various parts of the peninsular massif . We are still however very much in the dark upon the ... occurring as that bed so constantly does upon a denuded surface of very ancient peninsular rocks , and forming by position ...
... occur locally in various parts of the peninsular massif . We are still however very much in the dark upon the ... occurring as that bed so constantly does upon a denuded surface of very ancient peninsular rocks , and forming by position ...
Page 6
... available , and this only occurs in the purely British 1 Memoirs , Vol . III , pt . 2 , pp . 194-5 . districts . But indeed there may be some compensating advantage 6 [ VOL . XX . Records of the Geological Survey of India .
... available , and this only occurs in the purely British 1 Memoirs , Vol . III , pt . 2 , pp . 194-5 . districts . But indeed there may be some compensating advantage 6 [ VOL . XX . Records of the Geological Survey of India .
Page 29
... occurring abundantly in cracks and veins , just as they did in the gneissose granite of the Chor . In some places I found a decomposed greenstone , probably a dyke of diorite , in the gneissose rock . From the east edge of the gneiss I ...
... occurring abundantly in cracks and veins , just as they did in the gneissose granite of the Chor . In some places I found a decomposed greenstone , probably a dyke of diorite , in the gneissose rock . From the east edge of the gneiss I ...
Page 30
... occurring in less quantity than the quartz ; it is decomposed almost beyond recogni- tion . Biotite is fairly represented , and there are a few needles of apatite . Whether the rock is an intrusion , or is metamorphosed in situ , is a ...
... occurring in less quantity than the quartz ; it is decomposed almost beyond recogni- tion . Biotite is fairly represented , and there are a few needles of apatite . Whether the rock is an intrusion , or is metamorphosed in situ , is a ...
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Common terms and phrases
Afghanistán anticlinals appears augite Bág Band Bawar beds belong Blaini Blanford Bose boulders Calcutta carboniferous Cenomanian character Chirákhán Chor clay closely allied coal Coal-field colour conglomerate crystalline crystals Deccan traps deposits Dudatoli east eocene feet felspar Flsc foliation fossils fragments genus Geol Geological Survey gneiss gneissose granite Gondwana Haibak hills Himalayas Hindu Kush horizon hornblende igneous rocks Indian Museum Jaunsar jurassic Kúsh latter limestone lower magnetite mandible Marl metamorphism mica microscope miles mineral miocene molars namadicus neocomian numerous nummulitic occur outcrop Outer formations palæindicus Perim Island pliocene porphyritic present Punjab quartz quartzites range ridge river Royal 8vo sandstone schistose schistose series schists seam seen shales Simla sivalensis Siwalik slates slices Society species specimens strata stream structure Survey of India tertiary thickness traps Turán Turkistán unconformity upper cretaceous valley volcanic XVII XVIII
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Page 203 - ... or a granite-porphyry ; when, in the course of the earth-movements that were contorting, crumpling, and folding the strata of the Himalayas, this imperfectly consolidated graniteporphyry was forced through the faults that had been formed along the axes of over thrust-folds ; the semi-plastic mass was subjected to enormous pressure ; the mica was crumpled ; the crystals of felspar were cracked and ruptured...