Records of the Geological Survey of India, Volume 136, Parts 4-7Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 12
The generalised subsurface stratigraphic succession as revealed from the Borehole no JJP-2 can be presented as follows: '\—GROUPI FORMATIONI MEMBER LITHOLOGY FOSSILS AGE Recent to Anuvium _ Sub-Recent Buff to cream to bluish grey to ...
The generalised subsurface stratigraphic succession as revealed from the Borehole no JJP-2 can be presented as follows: '\—GROUPI FORMATIONI MEMBER LITHOLOGY FOSSILS AGE Recent to Anuvium _ Sub-Recent Buff to cream to bluish grey to ...
Page 101
homophanous, equigranular, medium grained rock grey and pink in colour, consists of feldspar (microcline and orthoclase) and quartz as essential minerals with biotite, sericite, apatite and zircon as accessories.
homophanous, equigranular, medium grained rock grey and pink in colour, consists of feldspar (microcline and orthoclase) and quartz as essential minerals with biotite, sericite, apatite and zircon as accessories.
Page 103
Grey granites are the most predominant variety in the area. They are fine to coarse grained, equigranular and porphyritic at places and consisting of feldspar, quartz and biotite. The pink varieties occur as lenses and bands within the ...
Grey granites are the most predominant variety in the area. They are fine to coarse grained, equigranular and porphyritic at places and consisting of feldspar, quartz and biotite. The pink varieties occur as lenses and bands within the ...
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Contents
EXTENDED ABSTRACTS OF PROGRESS REPORTS | 5 |
MEGHALAYA MINERAL INVESTIGATION PROJECT | 11 |
RECORDS VOLUME 136 PART5 | i |
Copyright | |
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amphibolite Andhra Pradesh anomaly auriferous bands basalt base metals basin bedrock biotite block boreholes carried charnockite clay collected comprising Construction stage geotechnical covered Cuddapah deformation delineated depth district dolerite dolomite drilling dykes east excavation exploration exposed fault feldspar field field season folds foliation Formation foundation fracture geoenvironmental geological mapping geophysical geotechnical investigation gneiss gneissic gold values grained granite granite gneiss granitoids gravity grey grouting indicated intersected intrusive joints kimberlite limestone lineaments lithounits located magnetic Meghalaya migmatite mineralised zone minerals NE-SW NNW-SSE NW-SE occur overburden pegmatite phyllite plagioclase porphyritic quartz quartz veins quartzite Rajasthan regional River rock samples sand sandstone scale schist schist belt shear zone slope soil sq km stage geotechnical investigation stream sediment strike length structural studies sulphide Supergroup surface surveys syenite Tamil Nadu tectonic thick toposheet traverse trench trending Udaipur district ultramafic village volcanics weathered width