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 72
... Exploration for lead - zinc in the North Sindesar Ridge block commenced in December , 1987 to test anticipations vis - a - vis the southward extension of the carbonate - shale hosted Pb - Zn mineralisation in the tuffaceous schist ...
... Exploration for lead - zinc in the North Sindesar Ridge block commenced in December , 1987 to test anticipations vis - a - vis the southward extension of the carbonate - shale hosted Pb - Zn mineralisation in the tuffaceous schist ...
Page 95
... exploration . Strike - length of 2.5 km of this skarnoid band of Block - 1 ( Fig . 64 ) was taken up for subsurface exploration by drilling at 100 m interval at shallow depths of 40-50 m vertical depth . 27 boreholes intersected ...
... exploration . Strike - length of 2.5 km of this skarnoid band of Block - 1 ( Fig . 64 ) was taken up for subsurface exploration by drilling at 100 m interval at shallow depths of 40-50 m vertical depth . 27 boreholes intersected ...
Page 146
... exploration for Cu - Au in the Belwa block ( mapping 0.25 km2 on 1 : 2000 , drilling 1342 m and sampling 344 nos . ) was carried out in the granite - greenstone terrane . A new programme of regional geochemical mapping at the fringe of ...
... exploration for Cu - Au in the Belwa block ( mapping 0.25 km2 on 1 : 2000 , drilling 1342 m and sampling 344 nos . ) was carried out in the granite - greenstone terrane . A new programme of regional geochemical mapping at the fringe of ...
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