Records of the Geological Survey of India, Volume 108, Part 2The Survey, 1977 - 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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Results 1-3 of 55
Page 146
... indicate that most of the trace elements , under study , are detectable in this rock , though Cr , Li and Ag are not indicated in the samples at the initial stages of granitisation . In general Cr , Co , Ni , and Ga are comparatively ...
... indicate that most of the trace elements , under study , are detectable in this rock , though Cr , Li and Ag are not indicated in the samples at the initial stages of granitisation . In general Cr , Co , Ni , and Ga are comparatively ...
Page 187
... indicated by the presence of chalcopyrite and covellite along with pyrite . Oxidation and leaching have gone very deep even below a depth of 150 m from surface . The sub - surface geochemical values of copper show a sharp rise with ...
... indicated by the presence of chalcopyrite and covellite along with pyrite . Oxidation and leaching have gone very deep even below a depth of 150 m from surface . The sub - surface geochemical values of copper show a sharp rise with ...
Page 188
... indicated the presence of copper mineralisation along with pyrite . The drilling has indicated a deep oxidation and leaching proceeding even beyond a depth of 150 m . This warrants a detailed probe in the area to assess the economic ...
... indicated the presence of copper mineralisation along with pyrite . The drilling has indicated a deep oxidation and leaching proceeding even beyond a depth of 150 m . This warrants a detailed probe in the area to assess the economic ...
Contents
OF | 1 |
On the leadzinc mineralisation around Kushbani Purulia district | 36 |
Eocene ostracoda from Kolayatji area Rajasthan by V D Mamgain | 42 |
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Amboli Amilia Aravalli Bandal granite bands Barakar basalt flows belt biotite brachiopod brown carbonatite Champaner chloritic Chorhoti clay clinopyroxene coal seams coalfield collapse conglomerate cracks crinoid Deccan Basalt Deccan Traps deposits Dhauli diamonds district earthquake epicentre exposed fault fauna felspar fibrolite folding formations fossils Gansser Geol Geological Survey Ghat Section gneisses grained granite granitisation greenish grey groundmass Haora river HIGHLY PORPHYRITIC Himalayas horizon isoseismal Karewa Kashmir kimberlite kutcha kutcha-pucca lava limestone lower Mahabaleshwar Main sub-basin metamorphism metres minerals Moher sub-basin Muth Quartzite Niti Pass nodules occur olivine Ordovician outcrops pahoehoe Permian phenocrysts phyllites plagioclase Plate PORPHYRITIC Pradesh Purewa quartz quartzite RED BOLE BED river rocks sandstone schists sediments seen sequence shales shock Spiti storeyed stratigraphic structures Survey of India tectonic thickness thin trend Triassic ultrabasic Upper upto valley vertical vesicles vesicular village ZEOLITIC zone