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 153
... recorded as disseminations of chalcopyrite associated with pyrite . Extensive alteration to malachite and azurite is seen in thin chert bands of the metasediments . In Jungels , copper mineralisation is recorded as malachite stains ...
... recorded as disseminations of chalcopyrite associated with pyrite . Extensive alteration to malachite and azurite is seen in thin chert bands of the metasediments . In Jungels , copper mineralisation is recorded as malachite stains ...
Page 216
... recorded during SM - 49 and SM- 51 ( cruise transects 11 ° 04'N , 10 ° 42'N and 10 ° 20'N ) over this area have , however , not been recorded during repeat operations . Morphological characters of light and heavy mineral grains ( of ...
... recorded during SM - 49 and SM- 51 ( cruise transects 11 ° 04'N , 10 ° 42'N and 10 ° 20'N ) over this area have , however , not been recorded during repeat operations . Morphological characters of light and heavy mineral grains ( of ...
Page 346
... recorded in the same borehole . Out of twenty boreholes , five boreholes were in the Raniganj Coalfield ( total meterage logged was 1916m . ) ; four boreholes in the Birbhum Coalfield ( total meterage logged was 969m . ) ; seven ...
... recorded in the same borehole . Out of twenty boreholes , five boreholes were in the Raniganj Coalfield ( total meterage logged was 1916m . ) ; four boreholes in the Birbhum Coalfield ( total meterage logged was 969m . ) ; seven ...
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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Common terms and phrases
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