Records of the Geological Survey of India, Volume 126, Part 2Government of India, 1991 - 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 41
... occurs as a wedge bounded both to the south and north by very low grade rocks , such as Cherty quartzite , chlorite ... occur as i ) Shallow subsurface fracture / joints , ii ) Somewhat deeper faults / fractures extending more than 10 ...
... occurs as a wedge bounded both to the south and north by very low grade rocks , such as Cherty quartzite , chlorite ... occur as i ) Shallow subsurface fracture / joints , ii ) Somewhat deeper faults / fractures extending more than 10 ...
Page 48
... occurs as thick bands and constitutes the major maceral constituent in the younger seams . In older seams inertinite ... occur as discrete irregular patches . Exinite mainly sporinite , occurs considerably in association with the mineral ...
... occurs as thick bands and constitutes the major maceral constituent in the younger seams . In older seams inertinite ... occur as discrete irregular patches . Exinite mainly sporinite , occurs considerably in association with the mineral ...
Page 209
... occur dominantly on the surface while the dark grey oolites occur predominantly below 50 cm sub - sur- face . The dark grey oolites are bigger in size than the light coloured oolites . Both the varieties are oval in shape and shown ...
... occur dominantly on the surface while the dark grey oolites occur predominantly below 50 cm sub - sur- face . The dark grey oolites are bigger in size than the light coloured oolites . Both the varieties are oval in shape and shown ...
Contents
AIRBORNE MINERAL SURVEYS AND EXPLORATION WING 113 190 | 115 |
Overview of the Deputy Director General | 193 |
Operation East CoastI | 201 |
Copyright | |
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aeromagnetic amphibolite AMSE Wing analysed ANDHRA PRADESH anomalies bands Barakar Barakar Formation Barren Measures Formation basement basin Bengal Bhutan Bihar block boreholes carbonaceous chalcopyrite clay coal seams COAL WING Coalfield Code cores cruise deposits DISTRICT Division drilling east EXPLORATION FOR COAL fault field season foraminifera geochemical GEOLOGICAL MAP geophysical Ghosh gneiss gneissic Godavari Valley Gondwana grade grey ground evaluation heavy mineral horizon INDEX indicated intersected investigation isobath isotopic Kamthi Formation lamproites lignite limestone located MADHYA PRADESH magnetic medium grained metamorphism migmatites million tonnes NW-SE occur ooids Orissa phyllite pluton Precambrian programme quartz quartzite range Raniganj Raniganj Formation Regional exploration ridge Sakoli samples sand sandstone Sattupalli scale schist seabed seam zones sector sediments sequence shale shelf silty Singhbhum slope sq km stratigraphy strike studies sub-surface Survey of India Talchir Formation tectonic thickness Toposheet trending upto varies water depth