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 62
... shape , meet at triple points ( Plate 1a ) . Polysynthetic twinning is the most abundant type of twinning , though carlsbad twins are also seen . The general fabric of the Attapadi anorthosite is xenomorphic granular where the grain ...
... shape , meet at triple points ( Plate 1a ) . Polysynthetic twinning is the most abundant type of twinning , though carlsbad twins are also seen . The general fabric of the Attapadi anorthosite is xenomorphic granular where the grain ...
Page 102
... shape of a petal with tapering end towards Arabian Sea and broad base coinciding with the fringes of outer hills . Major streams have northwesterly flow . The perimeter length of the basin is 37 km . Mid basin has an elevation upto 472 ...
... shape of a petal with tapering end towards Arabian Sea and broad base coinciding with the fringes of outer hills . Major streams have northwesterly flow . The perimeter length of the basin is 37 km . Mid basin has an elevation upto 472 ...
Page 116
... shape , dark brown to reddish brown , 85-150 in diam . , ostiol- ate ; ostiole 10-18 , rounded , to irregular in shape , centric or slightly sub - centric , formed of broken- down central group of cells , ostiole border slightly ...
... shape , dark brown to reddish brown , 85-150 in diam . , ostiol- ate ; ostiole 10-18 , rounded , to irregular in shape , centric or slightly sub - centric , formed of broken- down central group of cells , ostiole border slightly ...
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