Records of the Geological Survey of India, Volume 123, Parts 7-8Government of India, 1988 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 112
... lignite seams . 2. Valleys flanked by uplands in the Nagaur to- pography appear to be favourable locales of lignite deposition . There is little chance of lig- nite occurrence in the Tertiaries deposited on the basement highs . Th's is ...
... lignite seams . 2. Valleys flanked by uplands in the Nagaur to- pography appear to be favourable locales of lignite deposition . There is little chance of lig- nite occurrence in the Tertiaries deposited on the basement highs . Th's is ...
Page 114
... LIGNITE ( -0.15mgal . below ! D RESIDUAL GRAVITY HIGH . LIKELY TO BE BARREN ( 0 mgal & above ) E360 E.480 € 600 + ... LIGNITE - INTERSECTION BOREHOLE WITHOUT ANY LIGNITE INTERSECTION SURVEY PILLARS E 720 E 840 E 960 E 1080 E 1200 Fig ...
... LIGNITE ( -0.15mgal . below ! D RESIDUAL GRAVITY HIGH . LIKELY TO BE BARREN ( 0 mgal & above ) E360 E.480 € 600 + ... LIGNITE - INTERSECTION BOREHOLE WITHOUT ANY LIGNITE INTERSECTION SURVEY PILLARS E 720 E 840 E 960 E 1080 E 1200 Fig ...
Page 147
... lignite seam while it is of inferior quality when laid on an undulating basement . A N - S basement ridge and an elevated basement in the northern areas prove to be deterrent for lignite deposition . Of the 27 boreholes , includ- ing a ...
... lignite seam while it is of inferior quality when laid on an undulating basement . A N - S basement ridge and an elevated basement in the northern areas prove to be deterrent for lignite deposition . Of the 27 boreholes , includ- ing a ...
Contents
GEOLOGICAL MAPPING Page 1 Highgrade sequence and associated rocks of the Sandmata Complex 1 | 1 |
Mangalwar Project 3 | 3 |
Geological mapping of the Aravalli Supergroup and the associated granitic rocks in Panchmahals district Gujarat 7 | 7 |
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Common terms and phrases
aeolian alluvial Alluvium amphibolite bands basalt basin bedrock belt biotite block boreholes calcareous CHAMOLI DISTRICT channel clay comprises conglomerate covered crystalline deposits depth dipping DISTRICT dolomite downstream dunes dykes excavation exposed fault field season flood plain flows fluvial folds foliation Formation fossils foundation grade Ganga geochemical GEOENVIRONMENTAL geological mapping Geology Division geomorphological geophysical geotechnical gneiss grained granite Granitoid grey Group HIMACHAL PRADESH Himalaya HYDEL indicated intrusive JAMMU joints KASHMIR km² Krol Ladakh limestone lineament located Mangalwar metre mineral mineralisation nala Older Alluvium pegmatite phyllite porphyritic power house Proterozoic quartz quartz veins quartzite Quaternary Rajasthan regional river rocks samples sand sandstone scale schist sediments sequence shale shear zone silt siltstone Sirohi district Siwalik skarns slate slope spillway sq.km STAGE GEOLOGICAL INVESTIGATION structural studies sulphide surface tectonic terrace thick Thrust toposheet traverse trending tunnel Udaipur district Upper upto UTTAR PRADESH valley Vindhyan volcanics