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 124
... joints and their permeability . The foundations are traversed by three sets of steeply dipping joints besides foliation joints . The vertical joint trending parallel or subparallel to the dam axis is most prominently developed and ...
... joints and their permeability . The foundations are traversed by three sets of steeply dipping joints besides foliation joints . The vertical joint trending parallel or subparallel to the dam axis is most prominently developed and ...
Page 130
... joints . Transverse joints parallel to the river channel are rare and are restricted mainly to the gneissic bands . Similarly , subhorizontal joints are re- stricted to these bands . However , two major trans- verse vertical joints ...
... joints . Transverse joints parallel to the river channel are rare and are restricted mainly to the gneissic bands . Similarly , subhorizontal joints are re- stricted to these bands . However , two major trans- verse vertical joints ...
Page 167
... joints and improve rackmass quality . Out of total of 98 hoppers of the sedimentation chamber foundations nine hoppers have been covered . Thinly foliated slate with lenses of quartzite of variable thickness form foundation grade rocks ...
... joints and improve rackmass quality . Out of total of 98 hoppers of the sedimentation chamber foundations nine hoppers have been covered . Thinly foliated slate with lenses of quartzite of variable thickness form foundation grade rocks ...
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 kmĀ² 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