Records of the Geological Survey of India, Volume 108Geological Survey of India, 1977 - Earthquakes |
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Page 48
... rocks suggests that they are formed during deformation . The geological factors governing their formation is highlighted with special reference to two ... Rock Units 3. Structure Nodular fibrolite rocks of Madhya Pradesh -by M Ramakrishnan.
... rocks suggests that they are formed during deformation . The geological factors governing their formation is highlighted with special reference to two ... Rock Units 3. Structure Nodular fibrolite rocks of Madhya Pradesh -by M Ramakrishnan.
Page 110
... rocks , ( 4 ) occurrence in an orogenic belt , ( 5 ) pre- sence of apophyses , bosses , cupolas , lacoliths and roof pendants , ( 6 ) the occur- rence of a hybrid zone around the Batholith and the roof pendants , ( 7 ) the pre- sence of ...
... rocks , ( 4 ) occurrence in an orogenic belt , ( 5 ) pre- sence of apophyses , bosses , cupolas , lacoliths and roof pendants , ( 6 ) the occur- rence of a hybrid zone around the Batholith and the roof pendants , ( 7 ) the pre- sence of ...
Page 161
... rocks intruded by dykes and veins of carbonatite , which signifies development of alkaline character of this rock in the vicinity of the main carbonatite body . Careful petrological and geochemical examination of several so - called cal ...
... rocks intruded by dykes and veins of carbonatite , which signifies development of alkaline character of this rock in the vicinity of the main carbonatite body . Careful petrological and geochemical examination of several so - called cal ...
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 beds belt biotite brachiopod brown carbonatite Champaner Chorhoti clay clinopyroxene coal seams coalfield collapse conglomerate cracks crinoid damage Deccan Basalt Deccan Traps deposits Dhauli diamonds district earthquake east epicentre exposed fault fauna felspar fibrolite folding formations fossils Gansser Geol Geological Survey Ghat gneisses grained granite granitisation grey Griesbach groundmass Haora river Himalayas horizon isoseismal Karewa Kashmir kimberlite kutcha kutcha-pucca lava limestone lower Mahabaleshwar Main sub-basin masonry metamorphic metres mica minerals Moher sub-basin Muth Quartzite Niti Pass nodules observed occur olivine Ordovician outcrops pahoehoe Permian phenocrysts phyllites plagioclase Plate porphyritic Pradesh present Purewa quartz quartzite river rocks samples sandstone schists sediments seen sequence shales shock Silurian Spiti storeyed stratigraphic structures Surv Survey of India tectonic thickness thin trend Triassic ultrabasic Upper upto valley vertical vesicles village zone