Records of the Geological Survey of India, Volume 106Geological Survey of India, 1971 - 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 175
... pegmatite bodies of small dimensions within the mica schists country to the southwest of Gobindih , where minor quantity of Beryl also occurs . Large erratic crystals of potash feldspar were also noted at places in small bodies of pegmatite ...
... pegmatite bodies of small dimensions within the mica schists country to the southwest of Gobindih , where minor quantity of Beryl also occurs . Large erratic crystals of potash feldspar were also noted at places in small bodies of pegmatite ...
Page 209
... pegmatites are roughly conformable with the schistosity while local discordance is not uncommon . Sill - like bodies of pegmatite , concordant and co - folded with the bedding but discordant with the axial plane schistosity of the ...
... pegmatites are roughly conformable with the schistosity while local discordance is not uncommon . Sill - like bodies of pegmatite , concordant and co - folded with the bedding but discordant with the axial plane schistosity of the ...
Page 300
... pegmatite vein , which intruded the granite in an E.-W. direction at the top of hillock . The length of the pegmatite is about 10 m . The investigation is in progress . Tamil Nadu Meenakshisundaram and Madurai district : K. S. ...
... pegmatite vein , which intruded the granite in an E.-W. direction at the top of hillock . The length of the pegmatite is about 10 m . The investigation is in progress . Tamil Nadu Meenakshisundaram and Madurai district : K. S. ...
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Common terms and phrases
alignment alluvium amphibolite Andhra Pradesh anomaly Asstt bands basalt bauxite Bihar biotite block bore holes boreholes Calcutta charnockite Circle clay coal Coalfield comprising copper covered an area Deccan Trap Delhi deposits dips Director district Division dolerite dolomite Dutta dykes electrical logging Engineer exploration foliation formations garnetiferous geochemical geohydrological geological investigation geological mapping Geological Survey Geologists Jr geophysical Geophysicist Ghosh gneiss Gondwana granite gneiss Groundwater Hyderabad indicated Jaipur Laboratory laterite limestone located Lucknow Madhya Pradesh mapped an area mapped on scale metres million tonnes mineralised zone minerals Mukherjee Mysore nala occurs officers Orissa pegmatite period under review phyllites pits power house Project quartz veins quartzite Rajasthan recommended Region rock types S/Shri samples sandstone schist seams sediments shales Sharma shear zone Shri S. K. Singh Sinha spillway Srivastava strike length studies Survey of India taluk thickness toposheet traverse tubewells tunnel upto valley varies West Bengal