Records of the Geological Survey of India, Volume 126, Parts 4-6The Survey, 1993 - 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 135
... gneiss and medium - grained pink - granite . The garneti- ferous granite gneiss consists of lit - par - lit injections of quartzo- feldspathic material . The hills west , north and northwest of Sevali- malai are made up of coarse ...
... gneiss and medium - grained pink - granite . The garneti- ferous granite gneiss consists of lit - par - lit injections of quartzo- feldspathic material . The hills west , north and northwest of Sevali- malai are made up of coarse ...
Page 138
... gneiss , the latter being the retrograded equivalent of the former . Within the charnockite , small bands of garnetiferous quartzite / biotite gneiss with sparse disseminations of graphite / galena are noticed . Several veins of pink ...
... gneiss , the latter being the retrograded equivalent of the former . Within the charnockite , small bands of garnetiferous quartzite / biotite gneiss with sparse disseminations of graphite / galena are noticed . Several veins of pink ...
Page 140
... gneiss . Concentration of pyroxene granulite stringers and lenses are seen , at places , within charnockite gneiss as also within other rock types around Randam , SW of Valudalangulam and around Avalur- pettai area . The banded ...
... gneiss . Concentration of pyroxene granulite stringers and lenses are seen , at places , within charnockite gneiss as also within other rock types around Randam , SW of Valudalangulam and around Avalur- pettai area . The banded ...
Contents
Arunachal Pradesh | 1 |
Mineral InvestigationII Arunachal Pradesh | 9 |
Geology of parts of Karbi Anglong North Cachar Hills and Nowgaon | 15 |
Copyright | |
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acid amphibolite ANDHRA PRADESH bands basalt biotite biotite gneiss block boreholes charnockite chert complex dam axis Deccan Trap depth DISTRICT dolerite dolomite drilling enclaves ENE-WSW Engineering Geology Division exposed feldspar field season flows folds foliation Formation gabbro geochemical GEOLOGICAL MAP Geophysical GEOTECHNICAL INVESTIGATIONS gneiss gneissic gold grained granite granite gneiss granitoids granulite grey Group hornblende INDEX indicated intrusives joints KARNATAKA kimberlite limestone lineament located mafic magnetic magnetite Maharashtra metabasalt migmatite mineral mineralised zone Nagpur Narmada NE-SW NNE-SSW NNW-SSE NW-SE occur pegmatite pink granite plagioclase porphyritic power house PRADESH Code pyrite pyroxene pyroxenite quartz quartz veins quartzite Regional Geology Division reservoir rhyolite river Sakoli samples sandstone scale schist schist belt schistose sediments shale shear zone slope soil Sp Sp spillway sq km strike length structures studies sulphide surveys syenite thick toposheet traverses trench trending tunnel ultramafic upto valley volcanics width Δ Δ Δ