Records of the Geological Survey of India, Volume 135, Parts 4-5Government of India, 2000 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page viii
... occur as enclaves within charnockite . Preliminary studies show that these assemblages mainly comprised sapphirine , orthopyroxene , phlogopite , and spinel with minor cordierite . Gabbro - norite intrusives occur in charnockite and ...
... occur as enclaves within charnockite . Preliminary studies show that these assemblages mainly comprised sapphirine , orthopyroxene , phlogopite , and spinel with minor cordierite . Gabbro - norite intrusives occur in charnockite and ...
Page 58
... occur as a series of open to tight antiforms and synforms . The F , folds occur as warps across the earlier foliation / schistosity . The rocks are intensely sheared and fractured . Ancient workings for gold , occurring in the hills ...
... occur as a series of open to tight antiforms and synforms . The F , folds occur as warps across the earlier foliation / schistosity . The rocks are intensely sheared and fractured . Ancient workings for gold , occurring in the hills ...
Page 112
... occur as accessories . On the other hand , the greyish pink and pink syenites occurring in the outer parts of the pluton show subsolvus nature with predominance of microcline and plagioclase . Orthoclase occurs in minor amount ...
... occur as accessories . On the other hand , the greyish pink and pink syenites occurring in the outer parts of the pluton show subsolvus nature with predominance of microcline and plagioclase . Orthoclase occurs in minor amount ...
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Common terms and phrases
alignment alluvium amphibolite Andhra Pradesh Arunachal Pradesh Assam bands Basin bedrock biotite block boreholes Brahmaputra carried charnockite Chitradurga clay contour Cuddapah depth district drilled dykes east eastern excavation fault flood plain folds foliation Formation foundation fractures geoenvironmental geological mapping Geotechnical Investigation gneiss gold mineralisation gold values granite granite gneiss granulite gravity grey ground water Group hills indicated joints Karnataka Kerala khondalite kimberlite Krishna Kurnool lamproite limestone lineament located magnetic Meghalaya metabasalt migmatite mineral Mizoram NE-SW NW-SE occur pegmatite Peninsular Gneissic Complex penstock phyllite pink powerhouse Project proposed quartz quartz veins quartzite Quaternary regional river rock samples sand sandstone scale schist belt Serchhip shale shear zone slope soil southern Specialised Thematic Mapping sq km STAGE GEOTECHNICAL INVESTIGATION stream sediment strike length structural studies sulphide surface surveys Tamil Nadu terrain thick toposheets traversed trench trending tunnel valley village weathered width के