Records of the Geological Survey of India, Volume 112, Part 7The Survey, 1982 - 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 27
... lower portion of the Dharwar System " ( Pascoe , 1950 ) . Hacket ( 1881 ) was the first to map the area . Heron ( 1936 ) and Gupta ( 1934 ) gave the detailed account of the geology . They considered the Banded Gneissic Complex and the ...
... lower portion of the Dharwar System " ( Pascoe , 1950 ) . Hacket ( 1881 ) was the first to map the area . Heron ( 1936 ) and Gupta ( 1934 ) gave the detailed account of the geology . They considered the Banded Gneissic Complex and the ...
Page 45
... Lower ( 2800-3000 m.y. ) to Middle Dharwar ( 2500-2800 m.y. ) . Further this Further this will belong to Archaeozoic since no fossil evidence has been found . The oldest rocks from different areas in the world have ages near about 3600 ...
... Lower ( 2800-3000 m.y. ) to Middle Dharwar ( 2500-2800 m.y. ) . Further this Further this will belong to Archaeozoic since no fossil evidence has been found . The oldest rocks from different areas in the world have ages near about 3600 ...
Page 50
... lower member , the upper member also indicates a quiet phase . It contains eight flows including massive basalt , vesicular basalt , amygdaloidal basalt , flow breccia , tuff breccia , welded tuff , chertified tuff , chert bed ...
... lower member , the upper member also indicates a quiet phase . It contains eight flows including massive basalt , vesicular basalt , amygdaloidal basalt , flow breccia , tuff breccia , welded tuff , chertified tuff , chert bed ...
Contents
Coastal geomorphology of Bhavnagar Gujarat India O | 1 |
Sediments of river Mendhaan admixture of humid and arid epoch | 11 |
CONTENTS | 16 |
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Ajabgarh Group albite Alwar Group Aravalli Aund axial Banded Gneissic Complex Bari Sadri basin Bayana beds Berach Granite Bhadesar Bhavnagar biotite Buchara Bundelkhand Gneiss calcite chert chlorite colour conglomerate country rocks cross-bedding Delhi Delhi Supergroup deposits district dolomite east eastern emplacement epidote facies fault felsite felspar felspathic ferruginous folds foliation fractures Geol Geological Survey geosynclinal cycle Gneiss grade grains of quartz granite porphyry grey Gujarat hornblende intrusive Jahaj Jaipur Jogipura Formation Khardeola Khareri Khetri Kushalgarh Kutch limestone magmatic matrix metamorphism metasediments mica schist microcline migmatites mineralisation minerals muscovite NE-SW Nithar northeastern Rajasthan occur oligoclase oolites orthoclase pebbles pegmatite phase phenoclasts phyllites places Pre-Aravalli pre-Delhi quartz quartz felsite quartzite Raialo Rajasthan ripple marks Salenia sand sandstone schist sedimentary sedimentation seen sequence sericite shale shows siliceous Sita slates specimen stratigraphic Supergroup surface Surv Survey of India tectonic terrace thick trend unconformity veins Vindhyan western zone