Records of the Geological Survey of India, Volume 114, Parts 3-6Government of India, 1982 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 61
... Anorthosite and Associated Rocks in Kerala quently Nambiar ( 1976 ) recorded several lenses and bands of anorthosite occurring as conformable sheets within charnockite and retrogressive hornblende gnei- sses , which may represent ...
... Anorthosite and Associated Rocks in Kerala quently Nambiar ( 1976 ) recorded several lenses and bands of anorthosite occurring as conformable sheets within charnockite and retrogressive hornblende gnei- sses , which may represent ...
Page 62
... anorthosite of Pudur clearly retains the typical grano- blastic texture , where individual crystals , polygonal in shape , meet at triple points ( Plate 1a ) . Polysynthetic twinning is the most abundant type of twinning , though ...
... anorthosite of Pudur clearly retains the typical grano- blastic texture , where individual crystals , polygonal in shape , meet at triple points ( Plate 1a ) . Polysynthetic twinning is the most abundant type of twinning , though ...
Page 68
... anorthosite ( An ) are also plotted . In comparison with lunar anorthosite which follows an alkali poor iron enriched differentiation trend , the anorthositic rocks of Kerala follow an iron poor calc - alkaline trend . The lunar ...
... anorthosite ( An ) are also plotted . In comparison with lunar anorthosite which follows an alkali poor iron enriched differentiation trend , the anorthositic rocks of Kerala follow an iron poor calc - alkaline trend . The lunar ...
Contents
Impact of Coal mining of the natural landscape in Raniganj | 6 |
Ranganathan | 31 |
Geothermal fields of Ganjam and Puri Districts Orissa | |
Copyright | |
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Andhra Pradesh anorthosite Archaean assemblage associated bands basalt basin bauxite beds biotite carbonate charnockite chert chlorite clay seam coal coalfield cobalt colour conglomerate corundum crystals Deccan Trap deposits district east eastern Eocene evaporite facies flow folds foliation Formation garnet gems gemstones Geol Surv Ind Geological Survey gneiss Gondwana grade grained granite grey Group gypsum hills hornblende India indicate Itwa Sandstone Karnataka Kerala laterite limestone lineament lower Madhya Pradesh mafic magnetite manganese margin metamorphism mica belt mineralisation minerals mining occur ophiolite Orissa Panna Shale pegmatites phyllite plagioclase plain planation surfaces Plate quarries quartz quartzite Quaternary Ramanujam Raniganj ratio regional Rewa river rocks samples sand Sandstone schist schistose sedimentary sediments Shale shear shows Siang sillimanite Simrawal soil spoil dumps sq km structures Survey of India tectonic Tertiary thickness tion trend Upper upto valley Vindhyan Wardha zone