Records of the Geological Survey of India, Volume 131, Parts 5-6The Survey, 1996 - 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 82
... quartz- sercite schist , quartz prophyry , metarhyolite , metabasalt , metagabbro , banded magnetite / haematite , quartzite , dolomitic , limestone and argillite - greywacke suite of rocks . These are later intruded by basic dykes ...
... quartz- sercite schist , quartz prophyry , metarhyolite , metabasalt , metagabbro , banded magnetite / haematite , quartzite , dolomitic , limestone and argillite - greywacke suite of rocks . These are later intruded by basic dykes ...
Page 235
... quartz grains show slight to moderate undulose extinction . At places thin lenses of recrystallised mosaic of quartz or recrystallised quartz stringers are present . Often stretched and strongly undulose ribbonised quartz also occur ...
... quartz grains show slight to moderate undulose extinction . At places thin lenses of recrystallised mosaic of quartz or recrystallised quartz stringers are present . Often stretched and strongly undulose ribbonised quartz also occur ...
Page 130
... quartz , mica , opaque and sericite . Some of the shale units preserving relict lensoidal devitrified pumice fragments , probably represents tuffaceous shale . Bhalukona Formation consists of quartz arenite and subarkosic to arkosic ...
... quartz , mica , opaque and sericite . Some of the shale units preserving relict lensoidal devitrified pumice fragments , probably represents tuffaceous shale . Bhalukona Formation consists of quartz arenite and subarkosic to arkosic ...
Contents
ANDHRA PRADESH | 1 |
JonnagiriKadiriGadwal Schist Belts | 23 |
Diamond | 33 |
Copyright | |
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amphibolite ANANTAPUR DISTRICT ANDHRA PRADESH anomaly arsenopyrite assess auriferous bands basalt basin bed rock biotite block borehole carried charnockite chert clay Cuddapah Deccan Deccan Trap depth dimensional stone DISTRICT dolerite downstream drilling dykes excavation exposed fault field season folds foliation Formation foundation gabbro geochemical GEOLOGICAL MAP GEOTECHNICAL INVESTIGATIONS gneiss gneissic gold mineralisation Gondwana grained granite granulite gravity grouting holes indicated joints Karnataka Kerala kimberlite laterite lineaments located lode magnetic Maharashtra metamorphism migmatite mineral mineralised zone NE-SW NNW-SSE NW-SE occurs pegmatite phyllite pyrite quarries quartz quartz veins quartzite Quaternary regional reservoir river samples sandstone Sausar scale schist schist belt sediments seepage shale shear zone slope soil spillway sq km STAGE GEOTECHNICAL INVESTIGATIONS strike length structure studies sulphide TAMIL NADU tectonic thickness traverse trench trending tuff tunnel upto vertical volcanic weathered width एवं का की के क्षेत्र गया में है