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 323
... SAMPLING AND ANALYSIS More than 100 groove samples from the levels and winzes and 20 bulk samples from ends of levels and winzes were collected . For groove samples the sampling face was first brushed clean with a rigid bristle brush ...
... SAMPLING AND ANALYSIS More than 100 groove samples from the levels and winzes and 20 bulk samples from ends of levels and winzes were collected . For groove samples the sampling face was first brushed clean with a rigid bristle brush ...
Page 324
... samples for further laboratory work . For this purpose , drill - holes varying in depth from 2 to 3 feet were made with hand ' jumpers ' or drills and various hole arrangements were tried effectively . About two tons of material ...
... samples for further laboratory work . For this purpose , drill - holes varying in depth from 2 to 3 feet were made with hand ' jumpers ' or drills and various hole arrangements were tried effectively . About two tons of material ...
Page 373
Geological Survey of India. Maceration technique Coal samples . - Pollen and spores samples prior to maceration were cleaned externally with a scalpel to ensure against surface contamination . Later , these samples were powdered and ...
Geological Survey of India. Maceration technique Coal samples . - Pollen and spores samples prior to maceration were cleaned externally with a scalpel to ensure against surface contamination . Later , these samples were powdered and ...
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 Congr Coralline limestone Cretaceous Deccan Trap Delhi deposits depth district Dolerite drilling Dutta East Economic Geology Section examined feet felspar formations fossils Geol Geological Survey Geologist Geophysical gneiss gold Gondwana grains granite gravel Groundwater Headquarters Calcutta Himalayan hornblende Hyderabad India industry investigated iron-ore Kashmir laterite LELAND lignite lode Lower M.Sc Madhya Pradesh Madras magnetite mapping miles minerals mining Murthy Mysore nala occur Orissa palaeolithic Petrological phyllites pitchstone Proc Punjab quartz quartzites Rajasthan Raniganj region reported river rocks samples sand sandstone Sarvashri Sastry schists sediments shales Shri soil spore Srivastava STANFORD Surv Survey of India taluk thickness thin topo-sheets trap Upper Valley veins village Vindhyan West Bengal zone