Records of the Geological Survey of India, Volume 125, Part 1The Survey, 1999 - 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 89
... flows within a vertical column of 835m between 295m and 1130m msl . The flows are generally horizontal to sub - horizontal with minor gradients of 0.5 ° to 1 ° towards NW . They range in thickness from 5m to 60m , the average being 20m ...
... flows within a vertical column of 835m between 295m and 1130m msl . The flows are generally horizontal to sub - horizontal with minor gradients of 0.5 ° to 1 ° towards NW . They range in thickness from 5m to 60m , the average being 20m ...
Page 99
... flows of ' aa ' type were delineated . The exposed thickness of the flows varies from few metres to 60m . The bole beds ( 30 cm to 2 m thick ) are fairly and persistently developed at the interflow contacts . Flow Nos . 1 and 3 are ...
... flows of ' aa ' type were delineated . The exposed thickness of the flows varies from few metres to 60m . The bole beds ( 30 cm to 2 m thick ) are fairly and persistently developed at the interflow contacts . Flow Nos . 1 and 3 are ...
Page 102
... flows within an elevation range of 466 m to 549 m above msl . The younger lava flow in the sequence displays ' aa ' features with a maximum recorded thickness of 15 m . The older compound pahoehoe flow covers almost the entire spread of ...
... flows within an elevation range of 466 m to 549 m above msl . The younger lava flow in the sequence displays ' aa ' features with a maximum recorded thickness of 15 m . The older compound pahoehoe flow covers almost the entire spread of ...
Contents
Introduction | 11 |
Southern Region 291362 | 13 |
Geochronology and Isotope Geology Division | 16 |
Copyright | |
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Common terms and phrases
Alluvium amphibolite analysis Andhra Pradesh anomaly associated Asstt bands basalt base metal basin belt Bihar biotite Block boreholes Calcutta Director carried chalcopyrite charnockite clay coal comprising Construction stage geotechnical core covered Deccan Trap delineated deposits depth district DIVISION Headquarters Divn drilling dykes earth dam exploration exposed field season Formation foundation geochemical geological mapping Geologist Jr geophysical geotechnical investigation gneiss gold Gondwana grade granite gneiss granitoids gravity Group indicated investigation was taken Kumar limestone lineaments located logging Madhya Pradesh magnetic Maharashtra migmatite mineral Nagpur Orissa pegmatite phyllite power house Pradesh Code programme proposed quartz quartz veins quartzite Quaternary Rajasthan REGIONAL GEOLOGY DIVISION rhyolite river samples were collected sandstone scale schist seams sediments shear zone Shri Singh slope spillway sq km stage geotechnical investigation stratigraphic strike length studies sulphide mineralisation Supergroup surveys thick Toposheet traverse trending tunnel ultramafic upto volcanics