Records of the Geological Survey of India, Volume 91The Survey, 1962 - 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 283
... thin zone of calcareous concretions . A thin bed of conglomerate containing boulders of quartzite , fossil wood , etc. , occasionally intervenes between the quartzite and the overlying trap . INTRODUCTION This paper deals with the ...
... thin zone of calcareous concretions . A thin bed of conglomerate containing boulders of quartzite , fossil wood , etc. , occasionally intervenes between the quartzite and the overlying trap . INTRODUCTION This paper deals with the ...
Page 390
... thin , sharp and convex ; working edge rough , convex and worn out ; sides simple ; cross - section at the pole almost a straight line and at the middle lenticular , surface unevenly ground . AR / 8 . Loc . East of Baidipur , south of ...
... thin , sharp and convex ; working edge rough , convex and worn out ; sides simple ; cross - section at the pole almost a straight line and at the middle lenticular , surface unevenly ground . AR / 8 . Loc . East of Baidipur , south of ...
Page 395
... thin section under the microscope they appear as typical stylolite sea ms . The quartzite is composed mainly of quartz grains having authigenic growth of silica . The pressure - solution theory of stylolite formation holds good in this ...
... thin section under the microscope they appear as typical stylolite sea ms . The quartzite is composed mainly of quartz grains having authigenic growth of silica . The pressure - solution theory of stylolite formation holds good in this ...
Contents
Part | 1 |
MINERAL INVESTIGATIONS | 38 |
ENGINEERING GEOLOGY AND GROUNDWATER SECTION | 99 |
Copyright | |
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43rd Indian Sci abstr Andhra B.Sc Bagh beds bands Baripada Bhaluk Khad Bihar biotite Bombay borehole Bose Cambrian cent charnockite Circle clay coal coalfield Congr Coralline limestone Cretaceous Deccan Trap Delhi deposits depth district Dolerite drilling Dutt Dutta East Economic Geology Section examined feet felspar formations fossils Geol geological mapping Geological Survey Geophysical gneiss gold Gondwana grains granite gravel Groundwater Headquarters Calcutta Himalayan hornblende Hyderabad ilmenite India industry investigated iron-ore laterite lignite lode Lower M.Sc Madhya Pradesh Madras magnetite miles minerals mining Murthy Mysore nala occur Orissa palaeolithic phyllites pitchstone Proc Punjab quartz quartzites Rajasthan Raniganj region reported river rocks Sahni samples sand sandstone Sarvashri Sastry schists sediments shales Shri soil spore Srivastava Surv Survey of India taluk thickness thin topo-sheets trap Upper Valley veins village Vindhyan West Bengal zone