Records of the Geological Survey of India, Volume 115, Part 5The Survey, 1986 - 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 25
... mineral com- position , although against the fundamental principle of petrographic nomenclature . ' Khondalite ' , as used in its petrographic sense here , includes mainly garnet - biotite gneisses and garnet - sillimanite gneis- ses ...
... mineral com- position , although against the fundamental principle of petrographic nomenclature . ' Khondalite ' , as used in its petrographic sense here , includes mainly garnet - biotite gneisses and garnet - sillimanite gneis- ses ...
Page 59
... mineral assemblages of K - feldspar , plagioclase , ortho and clinopyroxene , biotite and garnet , interlocked with equigranular and triple junctions , indicate crystallisation under high temperature and high confining pressure . The ...
... mineral assemblages of K - feldspar , plagioclase , ortho and clinopyroxene , biotite and garnet , interlocked with equigranular and triple junctions , indicate crystallisation under high temperature and high confining pressure . The ...
Page 69
... mineral as well as the rims of magnetite surrounding it could give clue as to the nature and shape of the parent mineral after which the serpen- tine has developed . Based on observations of this kind the protolith could be designated ...
... mineral as well as the rims of magnetite surrounding it could give clue as to the nature and shape of the parent mineral after which the serpen- tine has developed . Based on observations of this kind the protolith could be designated ...
Contents
Records | 1 |
Lithostratigraphy of Cretaceous and Palaeocene Rocks of Tiruchirapalli district Tamil Nadu South India R Sundaram and P S Rao | 9 |
The Pyroxene Granulite Khondalite Charnockite and Gneiss of Keralatheir interrelationship P V Sukumaran M Senthiappan and A R Nambiar | 24 |
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Common terms and phrases
alluvial Anaipadi Andhra Pradesh Ariyalur Ariyalur Group average grade Bandar basin beach ridges beds biotite biotite gneiss boundaries carbon caves channel charnockite clay coast coastal conglomerate Cretaceous Cuddapah cut-off cyclonic storm deltaic deposits developed dibba dissected pediment district Divi drainage dunes dykes flood garnet Geol Geological Survey gneiss gold field grained granite granulite grey groundwater hornblende hornblende gneiss Island Karai Kerala Khalassi khondalite kimberlite Krishna Kunnam Kurnool lamproites land landforms laterite limestone lineaments lode lower Machilipatnam mangrove Maruvattur Masula metres migmatisation migmatitic mineral minimum stoping width Nellore occur olivine oreshoot peridotite phlogopite planation pyroxene pyroxene granulite quartz river sample sandstone Sastry sediments serpentinised shale Sillakkudi silt slope soil southern stylolites sub-basin surface Surv Survey of India taluk tectonic texture tidal flats tidal waves Tiruppattur Trichinopoly Trichinopoly Group Unconformity upper Ursus Uttattur Group Vajrakarur values vegetation widthwise averages xenoliths zone