Geology, Mining and Environment with an Overview of Sukinda Chromite Mines

Sukinda chromite mines located in Jajpur district of Odisha, India is one among those which has a high contribution towards economic growth for India but unfortunately suffers from above critical ...

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Eco-toxicity of hexavalent chromium and its adverse impact on

Around 1.8 lakh mining workers and nearby village dwellers are getting affected due to the presence of the forbidden amount of chromium ions. The foremost roots of exposure by …

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Chromium contamination and effect on environmental health and …

Around 90% of India's chromite resource reserves are concentrated in the Sukinda Valley of Anka chromite, applying magnetic separation. ... It produces a considerable amount of mining waste and creates severe health problems and many environmental issues in its surroundings (Yadav et al., 2018). Intensive, open-cast chromite mining has degraded ...

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GOVERNMENT OF INDIA

11.8 Waste Management 11.9 Environmental Problems due to Chromite Mining in Sukinda Valley (Orissa) and Proposed Remedial Measures 11.10 The Regional Environment Assessment (REA) & Its Results ... 12.4.2 Imports vs. Indigenous Production in India 12.4.3 Export Possibility for India 12.4.4 Domestic/ Export Markets

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Assessing pollution and health risks from chromite mine tailings

The land of mines and minerals, 'India' is the producer (4th largest) of chromite ore in the world. Jharkhand is one of the leading states of chromite ore production according to the Indian Bureau of Mines IBM (2013) and it holds the sole chromite mine that is situated at the Roro hills, Chaibasa, India. In the past few decades, the rapid development of mining sectors mining …

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(PDF) Environmental scenario of chromite ore mining at Sukinda …

The ambient air quality (AAQ) assessment was undertaken in Sukinda Valley, the chromite hub of India. The possible correlations of meteorological variables with different air quality parameters ...

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(PDF) Physico-Chemical Analysis and Correlation Study of Water

The Sukinda Valley of the Jajpur district of Odisha produces 98 % of India's chromite ore. The region's groundwater and Damsal Nala, the valley's primary stream, have been contaminated by Cr ...

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Report on environmental issues of chromite mining in Sukinda valley

Presently there are 14 chromite mines operating in Sukinda. Out of these, one mine, Mahagiri Chromite Mines (IMFA) has started its operation of mining lumpy chromite, recently at the foot hills of the Mahagiri hill range. So far no mine drainage water has been generated. The following report pertains to the impacts of the remaining 13 mines.

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(PDF) Environmental Health Impact Assessments and Eco …

The Precambrian geological chromite formation in the Sukinda Ultramafic chromite Belt (SUCB) at Jajpur, Odisha, has added to India's economy but simultaneously deteriorated the environment ...

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Eco-toxicity of hexavalent chromium and its adverse impact on

The open-cast chromite mining and mines-related works release huge amounts of the waste directly into the water bodies without any treatment. The drainage water that comes out from mining activities is of severe toxicity which further contaminates rivers and streams by coming in contact with nearby water bodies and threatening the aquatic life ...

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Chromite Mining in Sukinda Valley in Odisha

In Sukinda, the chromite ore and waste rock material are dumped in the open without any consideration of its impact on the environment. Leaching …

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Chromium Ore, Chromite, Properties, Uses, …

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, …

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A study on soil physico-chemical, microbial and metal content in

Soil samples from chromite mining site and its adjacent overburden dumps and fallow land of Sukinda, Odisha, were analysed for their physico-chemical, microbial and metal contents.

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Chromite ore beneficiation: prospects and challenges

Chromite underground mines in India are confined to Byrapur in Karnataka and Boula & Kathpal mines in Odisha (Table 3.5). Table 3.5. Underground mining of India. ... Mining waste includes topsoil, overburden, waste rock, and fine tailings/slimes in processed water and metallurgical waste such as flue dust, leach residues, precipitates, etc. and ...

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Environmental Scenario of Chromite Mining at Sukinda

However, 15 samples exceeded the permissible limits of 0.05mg/L prescribed by Central Pollution Control Board (CPCB), India. The sustainable chromite mining in the valley is a major issue so far ...

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A review of chromite mining in Sukinda Valley of India: …

Sukinda Valley, one of the highly polluted areas of the world is generating tons of mining waste and causing serious health and environmental issues in its surroundings. Several reports are available reporting the severity …

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Chromite mining pollution, environmental impact, toxicity and

Chromite mining activities are indispensable for production of goods and services. Sukinda is a major mining site of Odisha, India, polluted by chromium, which is highly toxic in its hexavalent form.

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Water Quality Assessment and Correlation Study of Physico …

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.

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Chromite ore | PPT

chromite beneficiation in india past scenario mining of high grade ore leaving low and medium grade ores stacked as waste use of manual methods for dressing 23. Generally Chrome ore deposits are classified as Siliceous type (silica rich) Ferruginous type (iron rich) Associated gangue minerals are Talc Quartz Hematite Goethite Limonite ...

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Geology, Mining and Environment with an Overview of …

Sukinda chromite mines located in Jajpur district of Odisha, India is one among those which has a high contribution towards economic growth for India but unfortunately suffers from above critical ...

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(PDF) Study Of Flora And Soil Quality Of Selected Chromite Mining …

All the study sites are in Sukinda chromite mining region and belong to two mining companies Viz. Tata steel mines and Saruabil mines. The phytosociological study was carried out during December 2009 to August, 2011 by laying quadrats of 10mx10m for the tree and 1mx1m for the herb species as per the procedure given in Misra (1968).

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(PDF) Chromite Mining Pollution and Bioremediation

Indigenous isolates from the waters of chromite mining sites at Sukinda Valley, Orissa, India, showed a considerable enhancement in Cr (VI) bioreduction rate through adaptation and consortia development.

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Geology, Mining and Environment with an Overview of …

Sukinda chromite valley of Odisha is the largest chromite deposit (193million tons of total reserve)[3] in India and contributes 98% [4] of the country's chromite …

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Environmental Quality of the Boula-Nuasahi Chromite Mine Area in India

India is endowed with a fairly sizable geological resource base of 213 MT. Out of this, Odisha alone has a lion's share of 203 MT mostly concentrated in Sukinda ultramafic belt. Opencast cast chromite mining generates enormous quantities of overburden (OB) dumps and huge volume of seepage water containing hexavalent chromium.

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Chromite

Chromite (Cr) occurs exclusively in mafic and ultramafic igneous rocks (Papp and Lipin, 2006).Although some Cr-based minerals such as crocoite (PbCrO 4), vauquelinite (Pb 2 Cu[CrO 4][PO 4]), uvarovite (Ca 3 Cr 2 [SiO 4] 3), and merumite (4(Cr,Al) 2 O 3 ·3H 2 O) are well known, chromite (FeCr 2 O 4) is the only one that is a commercially recoverable source of Cr …

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Physico-Chemical Analysis and Correlation Study of Water

The Sukinda Valley of the Jajpur district of Odisha produces 98 % of India's chromite ore. The region's groundwater and Damsal Nala, the valley's primary stream, have been contaminated by Cr(VI) due to surface runoff and leachates from overburden dumps. Samples of mine water, surface water, and groundwater were analyzed. The concentration of total Cr in …

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Production of chromite ore from Odisha …

The disposal of this waste increases the metal concentration beyond the permissible limit ... India. The sustainable chromite mining in the valley is a major issue so far as the concentration of ...

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Extraction of nickel by microbial reduction of lateritic chromite

Being a mineral rich country, India has generated around 1840 million tonnes of mining waste in year 2005–06 alone (Sahu and Dash, 2011). Sukinda valley in the state of Odisha is one of the major chromite reservoirs of the world and is the only known deposit of nickel in India ( Murthy et al., 2010 ).

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Geology, Mining and Environment with an Overview of …

Air, water and soils are severely contaminated by toxic substances mainly 'Cr(VI)' in and around the chromite mines [10]. In the Sukinda mining area, million tons of solid waste have been generated in the form of rejected mineralsand …

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REPORT ON ENVIRONMENTAL ISSUES OF CHROMITE …

Orissa accounts for about 98% of the total proved chromite (chromium ore) reserves of the country, of which about 97% occur in the Sukinda Valley, over an area covering approximately …

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