onyeama mine coal deposit in enugu method of mining

(PDF) Environmental Impact Assessment of Onyeama Coal

2018-8-15  Onyeama Coal Mine went into production in 1956 according to Famboni (1996) and that the mine was active between 1916 -1996 and 1972 - 2002. Coal i s an important source of wealth for a

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Heavy Metal Geochemistry of Acid Mine Drainage in

Department of Geology and Mining, Enugu State University of Science and Technology, P.M.B. 01660, Enugu, Nigeria. Email: dan.ozoko@gmail ABSTRACT This paper is aimed at evaluating the chemistry of the Onyeama Coal Mine and Ekulu River with respect to their heavy metal content. Onyeama Coal Mine is one of Nigeria’s oldest coal mines.

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history of okpara and onyeama underground mines

2020-3-27  Brief History of 'Coal Mine' in Enugu – How Nigeria News. Mining of coal in Enugu really started in 1916 with the Ogbete mine and later other mines like the Ribadu, Onyeama and Okpara mines were opened up. During the civil war there was establishment of coal mine at Odagbor better known as Okaba coal that became the Nigeria Coal Corporation ...

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Environmental impact assessment of coal mining at

2018-6-9  PROFESSIONAL PRACTICE PAPER Environmental impact assessment of coal mining at Enugu, Nigeria Princewill C. Ogbonnaa*, Emmanuel C. Nzegbulea and Paschal E. Okorieb aDepartment of Environmental Management and Toxicology, Michael Okpara University of Agriculture, Umudike, P.M.B. 7267 Umuahia, Abia State, Nigeria; bDepartment of Forestry and Environmental Management,

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Journal of Environmental Science and Pollution Research

2018-3-18  Acid mine drainage caused by mining ... Enugu in 1909 led to the development of coal mines in Enugu such as Ogbete, Onyeama, Okpara, Ribadu, Iva and Asata which constitute what is today referred to as Enugu coal field [4]. Enugu is faced with water supply ... overlain with lateritic red earth deposit. The Ajali formation is a prolific

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Effects of coal mining on the water resources in the ...

2016-5-7  Coal mining in the Enugu area of Nigeria has generated a lot of mine waste that has been dumped in landfills and surface dumps chosen for convenience and proximity to the waste source rather than environmental, geologic or engineering considerations. Environmental degradation and groundwater contamination has resulted. Structural analysis of the area shows that the geological formations are ...

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Nigeria: The magic of smokeless coal IEA Clean Coal Centre

2019-1-2  Coal production started in Nigeria in 1902 and it was the main energy source for the country until 1960. The Nation’s enquiries show that coal is in about 19 states. Expert put the coal deposit at about 2.8 billion metric tons. A study by Behre Dolbear Company (USA) Inc shows that the Anambra Coal Basin is of seven coal mining districts ...

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MINIG AND QUARRYING

2015-7-15  Abakaliki district. Others were coal at Enugu, brine springs at Arufu and Awe, Galena in Jos area, iron ore deposits in Niger and Kwara districts and marble deposits in Jakura. Mining activity in controlled form, however, commenced in the country in 1915

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(PDF) The Nigerian Coal Corporation: An Evaluation Of ...

coal was discovered in nigeria in 1909 and coal mining started with a drift mine at ogbete, enugu in 1915. since 1958/59, when coal production reached its peak, there has been a persistent ...

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Heavy Metal Geochemistry of Acid Mine Drainage in

Department of Geology and Mining, Enugu State University of Science and Technology, P.M.B. 01660, Enugu, Nigeria. Email: dan.ozoko@gmail ABSTRACT This paper is aimed at evaluating the chemistry of the Onyeama Coal Mine and Ekulu River with respect to their heavy metal content. Onyeama Coal Mine is one of Nigeria’s oldest coal mines.

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FG moves to revive Enugu coal mines - Punch Newspapers

2017-4-25  Ihuoma Chiedozie, Enugu. The Federal Government has commenced moves to revive mining activities in Enugu coal mines, which have been inactive for about 40 years.

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Solid Mineral Resources of ENUGU State: A Review

2020-4-30  The reserve of Enugu Coal is given in table 1.0 according to their formations. Enugu Coal has a calorific value of 10,000 to 13,000 BS 11/1b having a total reserve of over 350 million tons (Reyment 1965). Table 4: Coal Reserve of Enugu and the Hosting Formations (modified after NCC 1985) Mine Location Geol unit Type of Coal Estimated Reserve in

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where is okpara coal mine located in enugu

Coal mining in Enugu district Nigeria EJAtlas. Jan 08, 2021 In the south eastern part of the country, mining exploration began in present day Enugu State in 1909, with production at the mines in Onyeama, Ogbete, Iva Valley and Okpara climbing from 25, 511 tons in1916 to an estimated 583,422 tons before a decline set in during the Nigerian Civil War which started in 1967 and ended 1970.

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Journal of Environmental Science and Pollution Research

2018-3-18  Acid mine drainage caused by mining ... Enugu in 1909 led to the development of coal mines in Enugu such as Ogbete, Onyeama, Okpara, Ribadu, Iva and Asata which constitute what is today referred to as Enugu coal field [4]. Enugu is faced with water supply ... overlain with lateritic red earth deposit. The Ajali formation is a prolific

Read More

Effects of coal mining on the water resources in the ...

2016-5-7  Coal mining in the Enugu area of Nigeria has generated a lot of mine waste that has been dumped in landfills and surface dumps chosen for convenience and proximity to the waste source rather than environmental, geologic or engineering considerations. Environmental degradation and groundwater contamination has resulted. Structural analysis of the area shows that the geological formations are ...

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ANALYSIS OF COAL Statistic Project Topics

Coal samples from the Enugu Coal (Onyeama) mine were obtained and pulverized. The coal sample (pulverized) was subjected to proximate and ultimate analysis to determine its characteristic constituents. Analysis showed a volatile matter content of 37.46 weight percent, 7.10% moisture content, 8.3% ash content and 47.14% fixed carbon for proximate.

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DESIGN OF A HAULAGE WAY IN AN UNDERGROUND

2014-1-13  DESIGN OF A HAULAGE WAY IN AN UNDERGROUND COAL MINE 1Akande, J. M. And 1A. I. Lawal 1Department of Mining Engineering, The Federal University of Technology, P.M.B. 704, Akure. Email: akandejn@yahoo, abiodunismail18@yahoo ABSTRACT The research work examines the design of a haulage way in an underground coal mine in Enugu, Nigeria.

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(PDF) The Nigerian Coal Corporation: An Evaluation Of ...

coal was discovered in nigeria in 1909 and coal mining started with a drift mine at ogbete, enugu in 1915. since 1958/59, when coal production reached its peak, there has been a persistent ...

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Engr. Wilfred A. Akinyeke (NMGS, COMEG) - MNING

A mine planner and designer with deep knowledge in open cast mining cutting across a range of ore deposits that abound in the country. Currently works as a Mining

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(PDF) The Nigerian Coal Corporation: An Evaluation Of ...

coal was discovered in nigeria in 1909 and coal mining started with a drift mine at ogbete, enugu in 1915. since 1958/59, when coal production reached its peak, there has been a persistent ...

Read More

Effects of coal mining on the water resources in the ...

2016-5-7  Coal mining in the Enugu area of Nigeria has generated a lot of mine waste that has been dumped in landfills and surface dumps chosen for convenience and proximity to the waste source rather than environmental, geologic or engineering considerations. Environmental degradation and groundwater contamination has resulted. Structural analysis of the area shows that the geological formations are ...

Read More

Journal of Environmental Science and Pollution Research

2018-3-18  Acid mine drainage caused by mining ... Enugu in 1909 led to the development of coal mines in Enugu such as Ogbete, Onyeama, Okpara, Ribadu, Iva and Asata which constitute what is today referred to as Enugu coal field [4]. Enugu is faced with water supply ... overlain with lateritic red earth deposit. The Ajali formation is a prolific

Read More

DESIGN OF A HAULAGE WAY IN AN UNDERGROUND

2014-1-13  DESIGN OF A HAULAGE WAY IN AN UNDERGROUND COAL MINE 1Akande, J. M. And 1A. I. Lawal 1Department of Mining Engineering, The Federal University of Technology, P.M.B. 704, Akure. Email: akandejn@yahoo, abiodunismail18@yahoo ABSTRACT The research work examines the design of a haulage way in an underground coal mine in Enugu, Nigeria.

Read More

Solid Mineral Resources of ENUGU State: A Review

2020-4-30  The reserve of Enugu Coal is given in table 1.0 according to their formations. Enugu Coal has a calorific value of 10,000 to 13,000 BS 11/1b having a total reserve of over 350 million tons (Reyment 1965). Table 4: Coal Reserve of Enugu and the Hosting Formations (modified after NCC 1985) Mine Location Geol unit Type of Coal Estimated Reserve in

Read More

Engr. Wilfred A. Akinyeke (NMGS, COMEG) - MNING

A mine planner and designer with deep knowledge in open cast mining cutting across a range of ore deposits that abound in the country. Currently works as a Mining

Read More

Nigerian Journal of Science and Environment, Vol. 10 (3 ...

Two coal mines in the Enugu coal field, southeastern Nigeria were selected to study heavy metal concentration in typical mining sites within the Enugu area. They are the Onyeama and Og-bete coal mines. Mining system within the field is essentially underground. The study area in-cludes mined and unreclaimed, and unmined agricultural land use types.

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(PDF) Design of a Powered Support System in Enugu Coal

A powered. support system is designed fo r the longwall face us ing th e application of the Polish sys tem of design. The. average carrying capacity 15.42 t/m2, th e w orking heights hmax = 2 hmin ...

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MINIG AND QUARRYING

2015-7-15  Abakaliki district. Others were coal at Enugu, brine springs at Arufu and Awe, Galena in Jos area, iron ore deposits in Niger and Kwara districts and marble deposits in Jakura. Mining activity in controlled form, however, commenced in the country in 1915

Read More