Records of the Geological Survey of India, Volume 119, Parts 2-8government of India., 1984 - Geology 1867- includes the "Annual report of the Geological survey of India". |
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Page 35
... places the gneisses are studded with large porphyroblasts of anthophyllite and cordierite . Typical migmatites with enclaves of amphibolites and basic rocks ( palaeosomes ) within the quartz - biotite gneiss ( leucosomes ) have been ...
... places the gneisses are studded with large porphyroblasts of anthophyllite and cordierite . Typical migmatites with enclaves of amphibolites and basic rocks ( palaeosomes ) within the quartz - biotite gneiss ( leucosomes ) have been ...
Page 108
... places . Shale / Clay Shales vary widely in colouration from grey to black and grade at places to silty clay . Maximum thickness of this shale / clay sequence is found to be about 300 m . At places , lenses and bands , of fine grained ...
... places . Shale / Clay Shales vary widely in colouration from grey to black and grade at places to silty clay . Maximum thickness of this shale / clay sequence is found to be about 300 m . At places , lenses and bands , of fine grained ...
Page 109
... places , alpha cross - stratification ( Allen , 1965 ) are seen near the top of the thick massive sandstone beds . Maximum thickness of the foreset beds of alpha cross - stratification is found to be more than 9.0 m as seen in the Chano ...
... places , alpha cross - stratification ( Allen , 1965 ) are seen near the top of the thick massive sandstone beds . Maximum thickness of the foreset beds of alpha cross - stratification is found to be more than 9.0 m as seen in the Chano ...
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Common terms and phrases
amphibolite analysis Aravalli Archaean assemblages bands Barakar Barakar Formation basaltic Basaltic kimberlite base metal basic granulites Berach Granite Bhilwara biotite brecciated kimberlite Cadigan Caraka Chattopadhyay chemical Chowki limestone chrome diopside coarse cumulative curves Delhi deposits diopside distribution district DPSO environment galena garnet Geol Geological Survey gneiss Gneissic Complex Gondwana Gondwana sandstones grade grain size parameters granulites grey groundmass groundwater ilmenite indicate Inman Jour Jungel Kamthi kimberlite kimberlite field Kota Formation Krumbein Kurtosis lineament magnetite Majhgawan kimberlite McCammon metamorphism mg/l mica schist mineralisation minerals nodules occur olivine pattern Pettijohn phlogopite phyllite Pipe pollution ppm ppm ppm Pradesh Precambrian pyroxene quartz quartz-biotite gneiss quartzite Rajasthan Raniganj river basin samples sandstone Sargipali schist sedimentary sediments serpentinised shale siltstone Skewness sorted spectral spinel studies sub-basin Supergroup surface Surv Survey of India Talchir trace elements Trace Trace Trace Trask ultramafic Umpirtha Vindhyan Wajrakarur and Lattavaram Ward zone