Records of the Geological Survey of India, Volume 132, Part 2Government of India, 1996 - Earthquakes Vols. 1- include Report of the Geological Survey, 1867- ; v. 32- include Review of the mineral production of India, 1898/1903- ; v. 75 consists of Professional papers, no. 1-16; v. 76 consists of Bulletins of economic minerals. |
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Page 9
... rocks , uncomphagrite , lamprophyre and carbonatite . Peridotite is composed dominantly of olivine which is altered ... rocks range in composition from ijolite to nepheline syenite . The felsic minerals are represented by alkali feldspar ...
... rocks , uncomphagrite , lamprophyre and carbonatite . Peridotite is composed dominantly of olivine which is altered ... rocks range in composition from ijolite to nepheline syenite . The felsic minerals are represented by alkali feldspar ...
Page 112
... rock formations around Thapna belong to ENE - WSW trending metamorphosed volcanosedimentary rocks of Mahakoshal Group ( Late Archaean ) , flanked in the north by Lower Vindhyans and in the south by basement granite and gneissses and ...
... rock formations around Thapna belong to ENE - WSW trending metamorphosed volcanosedimentary rocks of Mahakoshal Group ( Late Archaean ) , flanked in the north by Lower Vindhyans and in the south by basement granite and gneissses and ...
Page 114
... rocks of the Mahakoshal Group having ENE - WSW bedding and foliation trends with subvertical dips . These rocks are discordantly covered by a thin , discontinuous layer of Lower Vindhyan rocks represented by breccia / conglomerate and ...
... rocks of the Mahakoshal Group having ENE - WSW bedding and foliation trends with subvertical dips . These rocks are discordantly covered by a thin , discontinuous layer of Lower Vindhyan rocks represented by breccia / conglomerate and ...
Contents
Antarctica Division | 63 |
Bhutan Unit | 69 |
AIRBORNE MINERAL SURVEYS AND EXPLORATION WING | 85 |
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aeromagnetic Andhra anomalies assemblage Barakar Barakar coal seams Barakar Formation Barren Measures base metal basin Bhutan Bihar Block borehole carbonaceous carried comprises core covered Cruise Deccan Traps delineated depth range district drilling dykes Dzongkhag EXPLORATION FOR COAL exposed fault field season foraminifera garnet geochemical Geological Map geophysical gneiss gold Gondwana grade granite granulite grey ground evaluation Group horizons INDEX indicate intersected investigation Kamthi lamproites lignite limestone limestone band lineament located Madhya Pradesh magnetic metamorphic mineral mineralisation multisensor NW-SE occur Orissa pegmatite phyllite programme quartz quartzite Raniganj Raniganj Coalfield Raniganj Formation Regional exploration remote sensing ridge rocks samples sand sandstone scale schist seabed seam zones sector sediments sequence shale shallow shear zone Singhbhum Sohagpur Coalfield soil southern sq km strike structural subsurface surface surveys Talchir Formation Tamil Nadu thickness Toposheet trending ultramafic upto Valley Coalfield West Bengal