Records of the Geological Survey of India, Volume 106Geological Survey of India, 1975 - 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 20
... appears microperthiti- cally enclosed by orthoclase . Small grains of quartz are also seen enclosed by felspars , and micrographic intergrowth between quartz and felspar is also seen . Biotite occurs as flakes and plates of brownish or ...
... appears microperthiti- cally enclosed by orthoclase . Small grains of quartz are also seen enclosed by felspars , and micrographic intergrowth between quartz and felspar is also seen . Biotite occurs as flakes and plates of brownish or ...
Page 52
... appears that the basin of deposition was rather unstable . The cross - current beddings in the arenaceous members indicate north - east to south - east palaeocurrents with a constant variation in change of currents . The source area of ...
... appears that the basin of deposition was rather unstable . The cross - current beddings in the arenaceous members indicate north - east to south - east palaeocurrents with a constant variation in change of currents . The source area of ...
Page 99
... appear to range in composition from granodiorite to quartz - diorite . Metamorphism From the mineral assemblages and ... appears to be as chlorite grade of the green - schist facies of Turner ( 1948 ) . Discussions The fine grained off ...
... appear to range in composition from granodiorite to quartz - diorite . Metamorphism From the mineral assemblages and ... appears to be as chlorite grade of the green - schist facies of Turner ( 1948 ) . Discussions The fine grained off ...
Contents
RECORDS | 1 |
Geology of the area around the Panchet dam reservoir district | 9 |
Lower Vindhyan Formations of Rajasthan by Balmiki Prasad | 31 |
9 other sections not shown
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Common terms and phrases
amphibolite average grade axial plane B-folds bands basin beds Bhagwanpura Bhutan biotite boreholes calcareous calcite carbonaceous chert chert member chlorite clay coarse grained conglomerate copper Deccan Traps deposit distribution district dolerite dolomite dolomitisation drill holes dykes east facies fault felspar folds foliation formation Gangotri glacier Geol Geological Survey gneiss Gondwanas granite granulites grey Himalaya hornblende indicate interbedded Intertrappean isopach Jangpangi Jour Khairmalia Khardeola Kundarkocha lateral moraine limestone lithological Lower Vindhyan Maldeota Maleri-Kota metamorphism metres Milam glacier mineralisation minerals nala Nimbahera occur outcrops overlies Pagladiya Panchet pelitic phosphate rock phosphate unit Phuntsholing phyllite plagioclase Plate Pradesh present pyroxene quartz quartz veins quartzite ratio reservoir river rock types sample data Sand sandstone Sawa schist schistosity sedimentary sediments Series shale snout stratigraphic structures Surv Survey of India syncline tectonic thickness Thimpu thin Trap Flow upto valley values zone