Records of the Geological Survey of India, Volume 124, Parts 3-4Government of India, 1991 - 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 56
... block the ore bodies continue upto 100 m depth and the granites and migmatites occur as sequence alternating with the khon- dalitic rocks . The grade as well as the width of the ore bodies gradually diminish with depth . In Podakana ...
... block the ore bodies continue upto 100 m depth and the granites and migmatites occur as sequence alternating with the khon- dalitic rocks . The grade as well as the width of the ore bodies gradually diminish with depth . In Podakana ...
Page 166
... Block of Malda district ( Parts of Toposheet Nos . 79 A / 2 , 5,7,9,10 and 12 and 78 D / 11 and 12 ) ( Plate - 47 ) ... Block , upto 26.21 m in Swarupganj area of Nabadwip Block , 66.45 m in Man- dra - Rahatpur area of Purbasthali Block ...
... Block of Malda district ( Parts of Toposheet Nos . 79 A / 2 , 5,7,9,10 and 12 and 78 D / 11 and 12 ) ( Plate - 47 ) ... Block , upto 26.21 m in Swarupganj area of Nabadwip Block , 66.45 m in Man- dra - Rahatpur area of Purbasthali Block ...
Page 146
... blocks varies from 10 m to 21.00 m from N.S.L. The foundation level of blocks 6 and 7 varies from ± 476 to 486 m and from ± 488 m to 492 m in block 8. Foundation rocks are traversed by two shear zones trending parallel to the dam axis in ...
... blocks varies from 10 m to 21.00 m from N.S.L. The foundation level of blocks 6 and 7 varies from ± 476 to 486 m and from ± 488 m to 492 m in block 8. Foundation rocks are traversed by two shear zones trending parallel to the dam axis in ...
Contents
Quaternary geological and geomorphological mapping in the Gandak basin in parts of east | 7 |
5000063360 scale and quadrangle sheets with | 14 |
Geology of the area around Pasighat Ledum Koyu East Siang district | 3 |
Copyright | |
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alignment amphibolite anomaly arca Arunachal Pradesh Assam bands Barail Group basemetal basin bed rock belt Bhuban Bihar biotite block boreholes Brahmaputra Charnockite clay Construction stage geotechnical dam axis deposits depth drilling Engineering Geology Engineering Geology Division erosion excavation exposed fault field season flood plain folds foliation foundation geochemical geological mapping geomorphological geophysical Geotechnical and Special geotechnical investigation gneiss Gondwana grained granite gneiss granitoids grey Group of rocks grouting GSI.Rec Hills district holes indicate irrigation left bank limestone located Manipur Meghalaya mineralisation Mizoram nala occur Orissa pegmatite phyllite power house Precambrian proposed Purulia quartz quartz veins quartzite Quaternary Regional Geology Division reservoir scheme river samples sand sandstone scale schist sedimentary sediments sequence shale shear zone Shillong siltstone Singhbhum slope soil Special Investigation spillway sq km stage geotechnical investigation structures Subansiri surface Survey of India terrace Tertiary thick toposheet traverses trending tunnel upto volcanics West Bengal