Records of the Geological Survey of India, Volume 117, Issues 1-2Vols. 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 33
... depth range of 95.80 m to 334.10 m . Besides , five local seams , with thicknesses varying from 0.50 m to 0.82 m were also encountered within this depth . An area of 5 sq km was mapped on 1 : 10,000 scale . On the basis of the ...
... depth range of 95.80 m to 334.10 m . Besides , five local seams , with thicknesses varying from 0.50 m to 0.82 m were also encountered within this depth . An area of 5 sq km was mapped on 1 : 10,000 scale . On the basis of the ...
Page 104
... depth in 2 pits ) ; north of Semarkachhar ( 20 ° 35'45 " : 83 ° 48 ' ; areal extent one sq km , 1.25-2.30 m thick at 0.25-8.55 m depth in 2 pits ) ; and south of Tangargaon ( 22 ° 36′30 ′′ : 83 ° 43'45 " ; areal extent 0.1 sq km , 2.30 ...
... depth in 2 pits ) ; north of Semarkachhar ( 20 ° 35'45 " : 83 ° 48 ' ; areal extent one sq km , 1.25-2.30 m thick at 0.25-8.55 m depth in 2 pits ) ; and south of Tangargaon ( 22 ° 36′30 ′′ : 83 ° 43'45 " ; areal extent 0.1 sq km , 2.30 ...
Page 128
... depth of 350.10 m and pierced through Gondwana and Proterozoic rocks . The Gondwana / Proterozoic contact was encountered at a depth of 103.25 m . The occur- rence of Gondwana between depths 315.00 m and 327.50 m is significant from ...
... depth of 350.10 m and pierced through Gondwana and Proterozoic rocks . The Gondwana / Proterozoic contact was encountered at a depth of 103.25 m . The occur- rence of Gondwana between depths 315.00 m and 327.50 m is significant from ...
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Common terms and phrases
alignment amphibolite analysis Andhra Pradesh anomaly Asstt Attended bands basalt basin bed rock belt Bihar Bijawar biotite block boreholes Bundelkhand Calcutta carried Chakraborty charnockite collected conglomerate covering an area Deccan Trap depth dips Director district Division dolerite dykes exposed feldspar folds foliation Formation geochemical geological mapping Geologist Jr geophysical geotechnical Ghosh glacier gneiss Gneissic Complex Gondwana grade grained granite granite gneiss granitoid Gupta Headquarters Hydel Project Hyderabad indicated iron-formation Jaipur Kumar limestone line km located logging Lucknow magnetite mapped an area massif metamorphism mica microcline migmatites mineral mineralisation Nagpur nala NE-SW NW-SE pegmatites phyllites plagioclase plutons porphyritic power house quartz quartz veins quartzite regional river rock types S/shri samples sandstone scale schist sediments shale Sharma shear Shillong Shillong Group Shri Singh slide slope spillway sq km Srivastava strike length studies surface surveys thick tion tonnes toposheet trending tunnel upto zone