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 86
... quartz - vein running in the E - W direction for roughly 1.6 km with a width of 3.20 m . Ladakh district ( Zanskar ... quartz and quartz - carbonate veins , which traverse the shear , joint , cleavage and bedding planes of the country ...
... quartz - vein running in the E - W direction for roughly 1.6 km with a width of 3.20 m . Ladakh district ( Zanskar ... quartz and quartz - carbonate veins , which traverse the shear , joint , cleavage and bedding planes of the country ...
Page 264
... quartz - mica schist where- as Ajabgarh formation comprises brecciated quartzite with interbedded quartzite and phyllite . The amphibolite sills , pegmatite , quartz - tourmaline and quartz veins form the post - Delhi intrusives . The ...
... quartz - mica schist where- as Ajabgarh formation comprises brecciated quartzite with interbedded quartzite and phyllite . The amphibolite sills , pegmatite , quartz - tourmaline and quartz veins form the post - Delhi intrusives . The ...
Page 266
... quartz are seen traversing the Precambrian rocks at places in the area . The Rohanla Manik formation consists dominantly of schistose members like quartz - chlorite schist , carbon phyllites ( manganiferous phyllites ? ) , garneti ...
... quartz are seen traversing the Precambrian rocks at places in the area . The Rohanla Manik formation consists dominantly of schistose members like quartz - chlorite schist , carbon phyllites ( manganiferous phyllites ? ) , garneti ...
Contents
CENTRAL HEADQUARTERS | 1 |
AIRBORNE MINERAL SURVEYS EXPLORATION WING | 56 |
ORGANISATIONAL SET UP | 358 |
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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