Records of the Geological Survey of India, Volume 107Geological Survey of India, 1979 - 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 59
... holes . Malvali Drilling was commenced on the target on 12.4.'73 . An aggregate drilling of 631.25 m was carried out in 5 drill holes . Drill hole No. R.M.L.- 1 has encountered two zones of mineralisation between 69.45-70.80 m and 70.80 ...
... holes . Malvali Drilling was commenced on the target on 12.4.'73 . An aggregate drilling of 631.25 m was carried out in 5 drill holes . Drill hole No. R.M.L.- 1 has encountered two zones of mineralisation between 69.45-70.80 m and 70.80 ...
Page 192
... holes . Coarse grained mica schist and granite gneiss traversed by tourmaline and beryl bearing pegmatite , both along and across the foliation comprise the rock types at the dam site . Pegmatite containing beryl has been located by ...
... holes . Coarse grained mica schist and granite gneiss traversed by tourmaline and beryl bearing pegmatite , both along and across the foliation comprise the rock types at the dam site . Pegmatite containing beryl has been located by ...
Page 346
... holes . Subsurface explorations showed that silicified tuff which underlies a 16 to 18 m of fresh dense basalt is sufficiently watertight . A drill hole for confirming the existence of an inferred fault in the tuff has been suggested ...
... holes . Subsurface explorations showed that silicified tuff which underlies a 16 to 18 m of fresh dense basalt is sufficiently watertight . A drill hole for confirming the existence of an inferred fault in the tuff has been suggested ...
Contents
CENTRAL HEADQUARTERS | 1 |
AIRBORNE MINERAL SURVEYS EXPLORATION WING | 56 |
ORGANISATIONAL SET UP | 358 |
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Common terms and phrases
alignment amphibolite Andhra Pradesh anomaly Assistant Geologists bands Banerjee basalt bauxite Bihar biotite block boreholes Calcutta chalcopyrite charnockite Circle clay coalfield comprising copper cores covering an area Deccan Trap Delhi deposits depth dips Director district Division dolerite dolomite drill holes dykes Engineer excavation exploration exploratory exposed fault folds formation fossils foundation geochemical samples geological mapping Geologists Jr geophysical Geophysicist geotechnical Ghosh gneiss Gondwana grade granite gneiss Gupta Hydel indicated intruded investigation Laboratory laterite limestone located logged Madhya Pradesh magnetite mapped an area million tonnes mineralisation minerals Mukherjee nala occurs Orissa pegmatite phyllite pits power house Project pyrite quartz quartz veins quartzite Quaternary Rajasthan Regional river rock types samples were collected sand sandstone Sarvashri scale schist seams sediments shale shear zone Shri Singh Sinha soil spillway sq km Srivastava strike length studies sulphide thickness toposheet traverse trending tunnel Udaipur district upto varies