Records of the Geological Survey of India, Volume 119, Parts 2-8government of India., 1989 - Geology 1867- includes the "Annual report of the Geological survey of India". |
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Page 33
... medium grained rock with occasional concentration of biotite flakes defining the gneissic banding . Microscopically it shows a xenoblastic texture having aggregates of quartz , K - feldspar , plagioclase , biotite and little hornblende ...
... medium grained rock with occasional concentration of biotite flakes defining the gneissic banding . Microscopically it shows a xenoblastic texture having aggregates of quartz , K - feldspar , plagioclase , biotite and little hornblende ...
Page 35
... medium grained , dark green- greenish to grey in colour and massive in nature . These are devoid of any banding , schistosity or any other planar fabric . - On the basis of detailed petrographic studies , mostly of the core samples ...
... medium grained , dark green- greenish to grey in colour and massive in nature . These are devoid of any banding , schistosity or any other planar fabric . - On the basis of detailed petrographic studies , mostly of the core samples ...
Page 54
... medium and one small sized galena deposits ( Rajarajan et . al , 1969 , Kar Ray , 1973 and Chakrabarti , 1978 ) around Sargipali ( 22 ° 03 ′ : 83 ° 55 ' ) . The medium sized deposit with 2.06 million tonnes of Pb is now economically ...
... medium and one small sized galena deposits ( Rajarajan et . al , 1969 , Kar Ray , 1973 and Chakrabarti , 1978 ) around Sargipali ( 22 ° 03 ′ : 83 ° 55 ' ) . The medium sized deposit with 2.06 million tonnes of Pb is now economically ...
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amphibolite analysis anthophyllite Aravalli Archaean assemblage Barakar Barakar Formation Barren Measures basaltic kimberlite base metal basic granulites Berach Granite Bhilwara biotite brecciated 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 Indian kimberlites indicate Inman Jour Jungel Kamthi kimberlite kimberlite field Krumbein Kurtosis limestone band lineament magnetite Majhgawan kimberlite McCammon metamorphism mg/l mica schist migmatisation mineralisation minerals nodules olivine pattern Pettijohn phlogopite phyllite Pipe pollution Pradesh Precambrian pyroxene quartz quartz-biotite gneiss quartzite Rajasthan Raniganj river basin samples sandstone Sargipali schist sediments serpentinised shale siltstone Skewness sorted spectral sphalerite 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