Records of the Geological Survey of India, Volume 136, Parts 4-7Government of India, 2001 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 36
... phyllite, quartzite of Tenga Formation and intrusive granite represented by ultramylonite of Bomdila gneiss) in juxtaposition with the lower phyllite member of Miri Formation, whereas the base of Miri Formation is concealed under the ...
... phyllite, quartzite of Tenga Formation and intrusive granite represented by ultramylonite of Bomdila gneiss) in juxtaposition with the lower phyllite member of Miri Formation, whereas the base of Miri Formation is concealed under the ...
Page 71
... phyllite, tuffaeeous phyllite. banded iron formation /banded fcmiginous chen. ferruginous phyllite with lenticles of BIF and lensoidal bodies of basic rocks (Fig. l). The rocks exhibit regional WNW-ESE strike and dip at steep angles ...
... phyllite, tuffaeeous phyllite. banded iron formation /banded fcmiginous chen. ferruginous phyllite with lenticles of BIF and lensoidal bodies of basic rocks (Fig. l). The rocks exhibit regional WNW-ESE strike and dip at steep angles ...
Page 8
... phyllite. The quartzchlorite phyllite is the main rock type in this group. The phyllite is fine- to medium-grained and vary in colour from grey to brown. At places, it is thinly banded with altemate quartz-rich and quartz-poor layers ...
... phyllite. The quartzchlorite phyllite is the main rock type in this group. The phyllite is fine- to medium-grained and vary in colour from grey to brown. At places, it is thinly banded with altemate quartz-rich and quartz-poor layers ...
Contents
EXTENDED ABSTRACTS OF PROGRESS REPORTS | 5 |
MEGHALAYA MINERAL INVESTIGATION PROJECT | 11 |
RECORDS VOLUME 136 PART5 | i |
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amphibolite Andhra Pradesh anomaly auriferous bands basalt base metals basin bedrock biotite block boreholes carried charnockite clay collected comprising Construction stage geotechnical covered Cuddapah deformation delineated depth district dolerite dolomite drilling dykes east excavation exploration exposed fault feldspar field field season folds foliation Formation foundation fracture geoenvironmental geological mapping geophysical geotechnical investigation gneiss gneissic gold values grained granite granite gneiss granitoids gravity grey grouting indicated intersected intrusive joints kimberlite limestone lineaments lithounits located magnetic Meghalaya migmatite mineralised zone minerals NE-SW NNW-SSE NW-SE occur overburden pegmatite phyllite plagioclase porphyritic quartz quartz veins quartzite Rajasthan regional River rock samples sand sandstone scale schist schist belt shear zone slope soil sq km stage geotechnical investigation stream sediment strike length structural studies sulphide Supergroup surface surveys syenite Tamil Nadu tectonic thick toposheet traverse trench trending Udaipur district ultramafic village volcanics weathered width