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 63
... regional metamorphic belt of Rajasthan . The grade has ranged from low grade to medium grade of Winkler's classification . A gradual change of metamorphic grade from higher in the west to lower in the east can be correlated with the ...
... regional metamorphic belt of Rajasthan . The grade has ranged from low grade to medium grade of Winkler's classification . A gradual change of metamorphic grade from higher in the west to lower in the east can be correlated with the ...
Page 97
... regional structure is defined by a series of isoclinal , overturned to normal , upright to inclined folds confined within these supergroups , commonly having an en echelon pattern of axial fold traces which is attributed to later cross ...
... regional structure is defined by a series of isoclinal , overturned to normal , upright to inclined folds confined within these supergroups , commonly having an en echelon pattern of axial fold traces which is attributed to later cross ...
Page 104
... regional office . For data on minerali- sation , regional structure and the structure of ore shoots in the mineralised belts , the authors gratefully acknowledge the work of their colleagues who have done pioneering work in the five ...
... regional office . For data on minerali- sation , regional structure and the structure of ore shoots in the mineralised belts , the authors gratefully acknowledge the work of their colleagues who have done pioneering work in the five ...
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