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 35
... observed in this . It is intruded by a dolerite sill in the eastern and southern parts and is faulted on NE and SE . The quartzite is pebbly at a few places , the peb- bles being mostly of angular to well rounded , purple , pale grey ...
... observed in this . It is intruded by a dolerite sill in the eastern and southern parts and is faulted on NE and SE . The quartzite is pebbly at a few places , the peb- bles being mostly of angular to well rounded , purple , pale grey ...
Page 36
... observed in thin sections . A thin section shows that it consists of orthoclase , oligoclase , albite , biotite , riebeckite and epidote . Accessory minerals are clino- zoisite , apatite , magnetite , quartz , calcite , chlorite and ...
... observed in thin sections . A thin section shows that it consists of orthoclase , oligoclase , albite , biotite , riebeckite and epidote . Accessory minerals are clino- zoisite , apatite , magnetite , quartz , calcite , chlorite and ...
Page 44
... observed , viz . , the rocks strike N - S on west of Chittaur whereas they assume NE - SW trend on north of latitude of Chittaur and NW - SE on south of it . The same is reflected in the crescent shape of the Berach Granite . This ...
... observed , viz . , the rocks strike N - S on west of Chittaur whereas they assume NE - SW trend on north of latitude of Chittaur and NW - SE on south of it . The same is reflected in the crescent shape of the Berach Granite . This ...
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