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 54
... grained mafic - felsic rock series , which have a gradational variation from horn- blendite to leucodiorite through hornblende diorite and diorite . The igneous enclaves are mainly confined to mafic facies of the TGA group with sharp to ...
... grained mafic - felsic rock series , which have a gradational variation from horn- blendite to leucodiorite through hornblende diorite and diorite . The igneous enclaves are mainly confined to mafic facies of the TGA group with sharp to ...
Page 80
... grained well - foliated / banded gneiss ( G1 ) Layered Mafic- Ultramafic Complex Banded magnetite / specularite - grunerite - quartzite 81 P.G.K. BHAT AND L.G. JAGANNATHAACHAR To TUMKUR 50 160. Specialised thematic mapping on 1 : 25,000 ...
... grained well - foliated / banded gneiss ( G1 ) Layered Mafic- Ultramafic Complex Banded magnetite / specularite - grunerite - quartzite 81 P.G.K. BHAT AND L.G. JAGANNATHAACHAR To TUMKUR 50 160. Specialised thematic mapping on 1 : 25,000 ...
Page 82
... grained , well banded , with silica layers predominating over Fe Layers . It shows quartz , magnetite , specularite , grunerite and a few specks of sulphide . A partly dismembered mafic- ultramafic complex wth thin anorthosite vein ...
... grained , well banded , with silica layers predominating over Fe Layers . It shows quartz , magnetite , specularite , grunerite and a few specks of sulphide . A partly dismembered mafic- ultramafic complex wth thin anorthosite vein ...
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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Common terms and phrases
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