Records of the Geological Survey of India, Volume 112, Part 8The Survey, 1981 - 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 116
... dunite is found to be the favourable host rock for chromite mineralisation . The study the chemical composition of mineralised dunite shows a general impoverishment of SiO2 concentration ith the progress in chromite mineralisation . The ...
... dunite is found to be the favourable host rock for chromite mineralisation . The study the chemical composition of mineralised dunite shows a general impoverishment of SiO2 concentration ith the progress in chromite mineralisation . The ...
Page 120
... ( dunite ) showing different stages chment of chromite mineralisation and to ne the chemical characteristics and , thereby , ure and magnitude of chemical changes with to mineralisation . GEOLOGICAL SET - UP Dras area constitutes the ...
... ( dunite ) showing different stages chment of chromite mineralisation and to ne the chemical characteristics and , thereby , ure and magnitude of chemical changes with to mineralisation . GEOLOGICAL SET - UP Dras area constitutes the ...
Page 123
Geological Survey of India. TABLE - 3 - CERTAIN OXIDES AND ELEMENTAL RATIOS IN DUNITES Siz M0 - Fe2O3 diagram of mineralised dunite Plate -. Sl . Stages of mineralisation No. Oxide ratios I II III IV V 1. SiO2 / ( Fe2O3 + MgO ) 0.7196 ...
Geological Survey of India. TABLE - 3 - CERTAIN OXIDES AND ELEMENTAL RATIOS IN DUNITES Siz M0 - Fe2O3 diagram of mineralised dunite Plate -. Sl . Stages of mineralisation No. Oxide ratios I II III IV V 1. SiO2 / ( Fe2O3 + MgO ) 0.7196 ...
Contents
RECORDS | 1 |
Geology Structure and Sulphide Mineralisation of Tosham District Bhiwani Haryana | 7 |
Geology and Geochemistry of Sulphide Mineralisation in Teejanwali Hill Mahendragarh | 17 |
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anomaly bands basin Bhander biotite calcareous Chail chemical chromite chromite mineralisation comprises conglomerate Deoban belt Deoban Group depth Dharamsala Dharmigad district dunite dykes exposed fault felspar folds geochemical Geol Geological Survey Giri glacial glacier gneiss granite grey groundmass Haryana Himalaya ignimbrites Jamuna Jaunsar Jutogh Jutogh Thrust Kaimur Kallar kankar kankar deposits Kulu limestone Lower Main Central Thrust Mandhali Formation mapping metres minerals Morar-Chakrata nala Narkasi Naugaon Nawagaon occur pebbles Permian phenocrysts phyllite plagioclase Plate-1 porphyroblastic porphyry Pradesh quartz quartzite Quaternary Raina Ramganga rhyolite river rocks Salnian samples sand Sandstone Sauli Formation schist schistose sediments sequence sericite Shale shear zone shelly bedded kankar silt siltstone Simla Siwalik slate slope soil Spiti stratigraphic structure Surv Survey of India Table-1 tectonic thickness tion Tiuni Tons valley Tosham hill Tr Tr trend tuff lavas Unpub Upper upto values Vindhyan volcanic Yamuna valley