Records of the Geological Survey of India, Volume 140, Part 5The Survey, 2007 - 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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Results 1-3 of 53
Page 81
... Pegmatite & quartz veins Monzonite - Charnockite Granite / quartz syenite ( AMGC ) Complex Anorthosite / gabbroic anorthosite- Grey homophanous granite Grey granite + allanite Pegmatoidal granite Porphyritic granite / augen gneiss ...
... Pegmatite & quartz veins Monzonite - Charnockite Granite / quartz syenite ( AMGC ) Complex Anorthosite / gabbroic anorthosite- Grey homophanous granite Grey granite + allanite Pegmatoidal granite Porphyritic granite / augen gneiss ...
Page 92
... pegmatite of granitic in composition . Monzogranite is restricted along ENE - WSW trending shear and the pegmatites are found along the meso and macro shear planes . Dolerite dyke and minor quartz veins traverse the country rock . The ...
... pegmatite of granitic in composition . Monzogranite is restricted along ENE - WSW trending shear and the pegmatites are found along the meso and macro shear planes . Dolerite dyke and minor quartz veins traverse the country rock . The ...
Page 116
... pegmatite and quartz veins traversing the gneisses and calc granulites and they may also be related to the granitoids ( Sankari granites , Tiruchengode granitoids ) , which are exposed to the west of the present area taken up for NGCM ...
... pegmatite and quartz veins traversing the gneisses and calc granulites and they may also be related to the granitoids ( Sankari granites , Tiruchengode granitoids ) , which are exposed to the west of the present area taken up for NGCM ...
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Common terms and phrases
abutment Additional Item amphibolite ANDHRA PRADESH bed rock biotite block boreholes boreholes drilled carried charnockite clay CONSTRUCTION STAGE GEOTECHNICAL cover Cuddapah cut off trench cut-off depth DISTRICT dolerite dolerite dyke downstream earth dam excavated exposed field season flank foliation Formation foundation fresh rock garnet garnetiferous geological mapping GEOTECHNICAL INVESTIGATION gneiss gold granite granitoids granulite gravity grey ground level hornblende indicated intrusive joints KARNATAKA KERALA Khondalite kimberlite Kumar laterite limestone lineament located magnetite migmatite mineralisation minerals moderate monzogranite NE-SW NW-SE overburden pegmatite Peninsular Gneissic Complex penstock permeability tests powerhouse project authorities proposed Puducherry pyroxene pyroxene granulite quartz quartz veins quartzite river rock types samples schist Schist belt seismic shale shear zone slope soil Specialised Thematic Mapping spillway sq km STAGE GEOTECHNICAL INVESTIGATION strike length structure studies suggested Tamil Nadu terrain thickness toposheet traversed tunnel upto values varies vertical weir width