Records of the Geological Survey of India, Volume 114, Part 5The Survey, 1982 - 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 35
... metamorphism The incidence of purple garnet ( almandine ? ) in kyanite schist further supports this view Granitoid episodes were responsible for the retrogressive features seen in the area . The defor- mation forces represented by F1 ...
... metamorphism The incidence of purple garnet ( almandine ? ) in kyanite schist further supports this view Granitoid episodes were responsible for the retrogressive features seen in the area . The defor- mation forces represented by F1 ...
Page 52
... metamorphism of the Cuddapah sediments is of the lower order of the green - schist facies ( Turner and Verhoogen , p.533 ) where chlorite , muscovite and magnetite are developed . Magnetite ( idiomorphic ) is mostly seen in the iron ...
... metamorphism of the Cuddapah sediments is of the lower order of the green - schist facies ( Turner and Verhoogen , p.533 ) where chlorite , muscovite and magnetite are developed . Magnetite ( idiomorphic ) is mostly seen in the iron ...
Page 62
... metamorphism has obliterated the original igneous texture of the rock . The garnetiferous anorthosite of Pudur ... metamorphic recrystallisation , twinning of plagioclase is progressively effaced and finally results in untwinned ...
... metamorphism has obliterated the original igneous texture of the rock . The garnetiferous anorthosite of Pudur ... metamorphic recrystallisation , twinning of plagioclase is progressively effaced and finally results in untwinned ...
Contents
A genetic model for the Sandur manganese ores RN Mishra | 10 |
A note on the intertrappean stratigraphy of Gandhari Kamareddi and Ramayampet areas Nizamabad 19 | 19 |
On the high grade schistose rocks equivalent to the Sargur schist complex in Kasaragod taluk | 31 |
Copyright | |
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alteration Andhra Pradesh anorthosite anorthositic rocks apatite Archaean ascomata Attapadi Barakar Formation bauxite bauxite deposits belt biotite borehole Cannanore Cannanore district charnockite Chlorite chrysoberyl clay coal seams coal-sand ratio colour contours corundum Cuddapah Basin diopside emerald Ephesite facies feldspar fibrous quartz foliation fossil gabbro garnet garnetiferous sillimanite gneiss gem tracts gemstones Geol Surv Ind Geological Survey gneiss grains granite granulite green high grade hornblende idiomorphic magnetite crystals Intertrappean bed iolite iron isopach Jour Geol Kabbani Karnataka Kerala Krishna kyanite laterite lignite lineament lithofacies lithological magnetite manganese Margarite massif metamorphism migmatite minerals moonstone Mysore Nair number of coal occur ostiole pegmatite Perinthatta plagioclase planation surfaces pollen pyroxene quartz quartzite Ramanujam ratio map regional ruby samples sand Sandur sapphire Schist sedimentary sediments sillimanite South southern strand plain stratiform stratigraphic Survey of India taluk Tamil Nadu tectonic Tertiary thickness trend upto Warkalli Wynad zircon