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·Cr VI generated due to natural oxidation of chromite mineral present in chromite mine overburden COB dumps of Sukinda India has been characterized by different physico chemical methods The Cr VI was found to be associated with goethite matrix at a contamination level of 500 mg Cr VI kg −1 of COB
·Delhi; Office of the Coal Controller Kolkata; Joint Plant Committee Kolkata; The 8 Mining Machinery 2009 10 to 2020 21 131 Appendix Appendix I a Decennial Growth in Production 1958 to 2018 19 159 chromite copper ore and concentrates iron ore lead and zinc concentrates manganese ore silver diamond limestone phosphorite
The Sukinda chromite mine SCM area in Odisha India has around 97% of country s total reserve 15 In Sukinda groundwater level is 8 11 m depth and gets contaminated with Cr VI from chrome
·Assessment of heavy metal contamination in soils around chromite mining areas Nuggihalli Karnataka India These results can be used to develop methods for waste reclamation including the
·Silver Gold Uranium Chromite and Mica deposits TERI 2019;Tewarietal 2020; Verma and Chaudhari 2017 During the recent years the complete transition from openpit to underground mining has been seen for Copper and Lead Zinc deposits in associated terminologies and different mining methods practised in India
·The Sukinda ultramafic field hosts the single largest opencast chromite mining area in Orissa India 1 ± 4 Chromite resources of Orissa account for 98% of the total resources of India 5 and are
·The Sukinda chromite mine SCM area in Odisha India has around 97% of country s total reserve 15 In Sukinda groundwater level is 8 11 m depth and gets contaminated with Cr VI from chrome
·This study accessed the levels of Cd Cr Fe Mn Ni Pb and Zn concentration in soils of different locations mine roadside agricultural and control sites of Sukinda chromite mine the India
Research Journal of Chemical Sciences ISSN 2231 606X Vol 4 5 85 90 May 2014 Chem Sci Termite mound as an Effective Geochemical Tool in Mineral Exploration A Study from Chromite Mining Area Karnataka India Sekhar Reddy Department of Geology Loyola Degree College Pulivendula 516390 Kadapa District Andhra
·The Sukinda Valley in Jajpur district of Odisha is one of the largest chromite and nickel producing mining area of India and is greatly contributing in supplying India s chromite ore demand Rao et al 2003 An increasing demand for chromite ores as resulted in an increase in chromite ore production
·Chromite mining has not been systematic but random and totally disorganised It is mined by both open pit and underground methods In Muslimbagh Ras Koh Range and Wad areas chromite is mostly
·2012 Sukinda chromite mine of Odisha is one of the richest chromite ores FeO Cr 2O 3 or Fe Cr 2O 4 deposit of India 98 % produces approximately million tons of chromite ore each year Das and Mishra 2010; Dhal et al 2011 It is reported that Sukinda chromite mine is one of the most contaminated parts of the world in terms of Cr
·The Chromite deposits of Sukinda valley Odisha India are of strategic importance for the development of ferro alloy industries Around 90% of the India s chromite ore production derived from two important chromite bearing belts namely the Baula Nuasahi belt and Sukinda valley ultramafic complex deposit In terms of rock strength properties the host rocks
·The beneficiation studies of Suresh et al 1981 concludes that low grade chromite ore of 16 25% Cr 2 O 3 of Sitampundi area of India cannot be upgraded by using tabling and flotation techniques to meet the metallurgical grade due to the intimate association of iron in the lattice of chromite
·Impact assessment of chromite mining on groundwater through simulation modeling study in Sukinda chromite mining area Orissa India April 2008 Journal of Hazardous Materials 160 2 3 535 47
·Chromite is found in beach sand sediments due to the weath ering effect on chromite bearing rocks and peridotites Beach sands rich in chromite and other heavy minerals are mined to recover heavy minerals The factors which are responsible for chromite content in chromite sands are rst chromite is one of the weathering minerals within perido
·Pot experiments were conducted for 60 days to investigate the phytoremediation potential of Cassia tora grown in different concentrations of chromium Cr rich overburden soil OBS of Sukinda Chromite Mine 10 20 30 40 50 70 and 100% To assess the phytoaccumulation ability of C tora the tolerance index TI bio‐concentration factor BCF
·Chromite Ore Distribution in India India s chromite reserves are estimated to be 203 MT Odisha has more than 93 percent of the resources Sukinda valley in Cuttack and Jajapur Manipur Nagaland Karnataka Jharkhand Maharashtra Tamil Nadu and Andhra Pradesh have minor deposits Odisha is the sole producer of Chromite Ore around 99 per
·Baula Nuasahi mining belts Chromite is mostly found near Jajpur 16 mining leases; 4 ha mining area and Keonjhar 5 mining leases; 2 ha mining area the Dhenkanal districts 3 mining leases; ha The Ban gur chromite mine lease of OMC Ltd Boula Nuasahi occupies an area of ha acres in the Keonj har
The chromiferous ultramafic rocks of Sukinda Valley 21°0 21°5 N 85°43 86°0 E of Orissa are intrusive into the Iron Ore Supergroup 2 950 3 200 Ma at the eastern periphery of the Indian Precambrian shield Both laterally and vertically chromite occurs as persistent layers lenses or pockets in the serpentinized and silicified dunite peridotite extending over a strike length of
·The Odisha Voluntary Health Association OVHA reported that % of deaths in the mining areas and % of deaths in the nearby industrial villages occurred due to chromite mine related diseases
·A modified Hakanson risk method combined with ArcGIS framework was used to assess the spatial distribution of heavy metal contamination in the soil in and around typical mining locations in the Suxian district of China a case study of Sukinda Chromite Mine Odisha India Expo Health 8 2016 pp 253 264 /s12403 016 0199 5
·The placer minerals commonly found in the beach sand of India typically include ilmenite garnet and sillimanite as the primary heavy minerals along with rutile zircon and monazite as minor heavy minerals Interestingly the Maharashtra coast in western India also contains additional placer heavy minerals such as chromite and magnetite These associated
