Records of the Geological Survey of India, Volume 108, Part 2The Survey, 1977 - 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 111
... granitisation . That the underlying psammatic rocks have resisted granitisation is not correct as the psammatic sediments , due to the high permeability are generally susceptible to alkali metasomatism ( Turner and Verhoogen , 1960 , p ...
... granitisation . That the underlying psammatic rocks have resisted granitisation is not correct as the psammatic sediments , due to the high permeability are generally susceptible to alkali metasomatism ( Turner and Verhoogen , 1960 , p ...
Page 146
... granitisation is a progressive increase of Al2O3 , Fe2O3 and Na2O and a decrease of SiO2 and CaO ( Plate 35 ) ... granitisation . In general Cr , Co , Ni , and Ga are comparatively poorely distributed , while Sr , Ba , Y , Cu , Pb , and V ...
... granitisation is a progressive increase of Al2O3 , Fe2O3 and Na2O and a decrease of SiO2 and CaO ( Plate 35 ) ... granitisation . In general Cr , Co , Ni , and Ga are comparatively poorely distributed , while Sr , Ba , Y , Cu , Pb , and V ...
Page 147
... granitisation ' or ' molecule slightly decreases and then becomes static , while there is enrichment of ' an ' molecule . The ACF diagram of the feldspathic quartzite ( Plate 37 , Fig . B ) gives an oscil- lating trend showing ...
... granitisation ' or ' molecule slightly decreases and then becomes static , while there is enrichment of ' an ' molecule . The ACF diagram of the feldspathic quartzite ( Plate 37 , Fig . B ) gives an oscil- lating trend showing ...
Contents
OF | 1 |
On the leadzinc mineralisation around Kushbani Purulia district | 36 |
Eocene ostracoda from Kolayatji area Rajasthan by V D Mamgain | 42 |
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Amboli Amilia Aravalli Bandal granite bands Barakar basalt flows belt biotite brachiopod brown carbonatite Champaner chloritic Chorhoti clay clinopyroxene coal seams coalfield collapse conglomerate cracks crinoid Deccan Basalt Deccan Traps deposits Dhauli diamonds district earthquake epicentre exposed fault fauna felspar fibrolite folding formations fossils Gansser Geol Geological Survey Ghat Section gneisses grained granite granitisation greenish grey groundmass Haora river HIGHLY PORPHYRITIC Himalayas horizon isoseismal Karewa Kashmir kimberlite kutcha kutcha-pucca lava limestone lower Mahabaleshwar Main sub-basin metamorphism metres minerals Moher sub-basin Muth Quartzite Niti Pass nodules occur olivine Ordovician outcrops pahoehoe Permian phenocrysts phyllites plagioclase Plate PORPHYRITIC Pradesh Purewa quartz quartzite RED BOLE BED river rocks sandstone schists sediments seen sequence shales shock Spiti storeyed stratigraphic structures Survey of India tectonic thickness thin trend Triassic ultrabasic Upper upto valley vertical vesicles vesicular village ZEOLITIC zone