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 26
... tectonic cycle but in part might have taken place during later tectonic cycles as well . There are undigested metasediments , and basic and acid intrusives of various periods in the migmatites , which have been distinguished now . The ...
... tectonic cycle but in part might have taken place during later tectonic cycles as well . There are undigested metasediments , and basic and acid intrusives of various periods in the migmatites , which have been distinguished now . The ...
Page 44
... tectonic magmatic phase of the Pre - Aravalli geosynclinal cycle . The grade of metamorphism increases progressively towards west from shale to mica schist and ultimately the metasediments get migmatised further west in Mangalwar area ...
... tectonic magmatic phase of the Pre - Aravalli geosynclinal cycle . The grade of metamorphism increases progressively towards west from shale to mica schist and ultimately the metasediments get migmatised further west in Mangalwar area ...
Page 83
... tectonic history and the architectural pattern of the folds . The lithostratigraphic succession worked out in this part of the Alwar Sub - basin is given on p . 84 . The major proportion of rocks , as evident from the above succession ...
... tectonic history and the architectural pattern of the folds . The lithostratigraphic succession worked out in this part of the Alwar Sub - basin is given on p . 84 . The major proportion of rocks , as evident from the above succession ...
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