sbm/sbm impacts of gypsum mining.md at main · …

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An assessment of impacts of extractive industries …

While it is not possible to completely protect the study area from the negative effects of gypsum mining, it is important to encourage land rehabilitation and re-vegetation after a period of gypsum mining. The …

Bauxite Mining's Negative Effects on Human …

Bauxite mining can pollute the air, water and soil, thus directly affecting the environment. Air pollution The substances produced during the bauxite mining process include dust, sulfur dioxide (SO2), …

An assessment of impacts of extractive industries on …

Discussions in the literature on impacts of gypsum mining on landscape are site specific and lack in details. ... Literature is full of examples of other negative effects of mining on landscape ...

An assessment of impacts of extractive industries on …

assess the impacts of gypsum mining on the landscape at the mining sites in Kajiado County, so that the scale of landscape changes and its effects on the general …

Harmful Impacts of Mining

RMF Harmful Impacts of Mining when extraction harms people, environments and economies. Executive summary. 4. Minerals and metals play a central role in the global …

An assessment of impacts of extractive industries on …

case study of gypsum mining in Kajiado, Kenya Kefa M. Omoti1*, Jackson J. Kitetu2 1Kabarak University, P.O. Box Private Bag, Kabarak, 20157, Kenya ... Literature is full of examples of other negative effects of mining on landscape. These include changes to the topography and landforms, vegetation cover, disturbance of the dominant ...

Reuse of phosphogypsum as hemihydrate gypsum: The negative effect …

Phosphogypsum can replace natural gypsum to produce hemihydrate gypsum. In order to effectively reutilize phosphogypsum, the influence mechanism of the impurities in phosphogypsum on the properties of plaster should be firstly revealed. This study systematically investigated the effect of H 3 PO 4 on the hydration and properties …

Health impacts of industrial mining on surrounding …

Industrial mining projects can play an important role in global sustainable development if associated health risks are minimised and opportunities maximised. While a broad body of evidence from quantitative studies exists that establishes the interlinkages between mining operations and effects on public health, little research has been …

Phosphogypsum

Gypsum used for this purpose is obtained either from mining natural deposits or as by-product of industrial processes, i.e. phosphogypsum and desulfogypsum. Mined gypsum materials do not generally contain trace elements at levels of concern in terms of soil contamination. However, that is not the case for gypsum derived from industrial by …

sbm/sbm effects of mining gypsum.md at main

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Effect of gypsum on the hydration and strength …

The influence of gypsum content on the hydration and compressive strengths was studied on two commercial Portland cements having the same amount of alite, a similar amount of C 3 A, but different amounts of readily soluble alkalies and sulfates. The phase analysis of samples hydrated during the 90-days' period was carried …

Reuse of phosphogypsum as hemihydrate gypsum: The negative effect …

Phosphogypsum is an industrial byproduct generated in the wet phosphoric acid process (Pinto et al., 2020; Jiang et al., 2019; Taher, 2007), and its output accounts for approximately 4-6 times the mass of produced H 3 PO 4 (Kuzmanovic et al., 2021; Yang et al., 2016).The wet process technique is the main method used in acid production (Wang …

The Impacts of Mining Industry: Socio-Economics and Political Impacts

The negative livelihood impacts caused by mining's influence are on food and water scarcity, increased cost of living mainly due to competition, lack of other income sources and unhealthy living ...

ENVIRONMENTAL IMPACT OF GYPSUM MINING IN …

Environmental Impact of Gypsum Mining in Some Selected Communities of Fika Local Government Area of Yobe State, Northeastern Nigeria. Jazuli Aminu Ahmed & Moisule Abubakar Moigonga 118 The variables measured include the depths and diameters of the pits. The land area occupied by mining activities and the land area occupied by the …

Long-term effects of gypsum on the chemistry of sodic soils

Soils with high exchangeable sodium contents have structural and hydrological problems that limit agricultural productivity. Gypsum is commonly applied as an ameliorant but there are few field studies into its long-term (> 10 years) effects on soil chemistry, especially at depths greater than 0.4 m, and no long-term validation of the …

Positive and Negative Effects of Mining

Mankind started mining for precious metals between 20,000 and 40,000 years ago. For the last century, mining has been one of our planet's largest industries (it generated 683 billion dollars in revenue in 2018 alone). …

Environmental Impacts of Gypsum Mineral Mining and …

Air pollution risks associated with gypsum mining and processing stem from the release of particulate matter, sulfur dioxide, and nitrogen oxides into the atmosphere. These emissions can result in respiratory issues, smog formation, and acid rain, impacting both human …

Assessing the Impact of Quarrying as an Environmental Ethic …

The results show that the negative effects of the quarry on the environment have always worried the local people. ... Research shows that open mining has a …

the positive effects of mining in south africa

Mining has had a large impact on environmental sustainability in South Africa and will continue to affect the area into the future. Open-pit mining in mines like Kimberley have created large deep pits which grew wider and filled up with water during rainfall it can increase up to 20 metres at times with heavy rain.An indirect effect of mining is the …

Environmental Impacts of Gypsum Mineral Mining and …

Explore the environmental impact of gypsum mining: water contamination, soil degradation, and air pollution risks. Discover sustainable practices and regulatory frameworks for a greener future in mineral extraction. ... In the realm of mineral extraction, the mining of gypsum emerges as a focal point, raising pertinent queries about ...

effect of gypsum mining on environment

Gypsum Plasterboard is versatile & recyclable but uses considerable energy in a process that also can cause toxicity to land and eutrophication of water. ... but the biggest source of extraction is in East Sussex where mining extracts some 100,000 tonnes of gypsum a year from 100 m below the High Weald. ...

Socio-economic and Environmental Impact Analysis …

Impact Analysis of Khothagpa Gypsum Mine 53 gypsum in Khothagpa under Pemagatshel dzongkhag was carried out. The study looks at the economic, social and environmental impacts of the gypsum mining on people living nearby as well as at the national level. However, given the non-existence of economic and social data on

Assessing the Impact of Quarrying as an Environmental Ethic …

The results show that the negative effects of the quarry on the environment have always worried the local people. ... Research shows that open mining has a devastating negative impact on the surrounding environment situated nearer the quarry. ... Torres-García S. Impact of quarrying gypsum in a semidesert karstic area (Sorbas, SE …

Mining wastewater treatment technologies and resource …

The mining industry contributes significantly to the world's economy. Mining resources are utilized for different purposes, including ornaments, jewellery, cable wires, building purposes, vehicles, electricity production, high-tech applications, etc. [1, 2].The process of mining and purification of mineral resources requires high volumes of water, …

Environmental Impact of Silica and Gypsum …

The Environmental Impact of Silica and Gypsum Mining: Unveiling Hidden Consequences. Introduction. Impacts of Silica Mining. Environmental Impacts Silica mining can lead to severe environmental impacts. Air …

Health impacts of industrial mining on …

Industrial mining projects can play an important role in global sustainable development if associated health risks are minimised and opportunities maximised. While a broad body of evidence from …

Mining is bad for health: a voyage of discovery

Mining continues to be a dangerous activity, whether large-scale industrial mining or small-scale artisanal mining. ... while the concrete base supporting the house consists of limestone, clay, shale and gypsum. Locks and hinges are also made from copper, zinc or iron, and the insulation is glass wool (silica, feldspar, soda ash) or …

Top 9 Effects of Mining on the Environment

Effects of Mining on the Environment. Below are the negative effects of mining on the environment. Erosion; Sinkholes ; Water Quantity; Water Pollution; Air Pollution; Acid Mine Drainage; Heavy Metal Pollution; Deforestation; Impact on Biodiversity; 1. Erosion. One of the effects of mining on the environment is erosion. The enormous Ok Tedi ...

Empire Mining Co. Gypsum and Anhydrite Products

EMPIRE MINING Co. GYPSUM and ANHYDRITE PRODUCT RESOURCES. ... Leaf tip burn, trees completely drying up and late season leaf defoliation were some of the negative effects. Our Monterey variety was so stressed from the salty well water that some actually went into a second bloom after harvest. For the first time since planting the trees in 2003 ...

Mining is bad for health: a voyage of discovery

Abstract. Mining continues to be a dangerous activity, whether large-scale industrial mining or small-scale artisanal mining. Not only are there accidents, but …

Environmental risk assessment of industrial byproduct …

Evaluation of engineering properties and environmental effect …

The main component of gypsum is calcium sulfate, and gypsum can be classified as anhydrite (CaSO 4), hemihydrate (CaSO 4 •0.5H 2 O, HH) and dihydrate gypsum (CaSO 4 •2H 2 O, DH) (Claisse and Ganjian, 2006).The HH gypsum is also called as bassanite. When the temperature is about in the 0–65 °C range, the 1.5 H 2 O …

Positive and negative impacts of flue gas desulfurization (FGD) gypsum

1. Introduction. Flue gas desulfurization (FGD) gypsum is a synthetic form of gypsum created as a by-product of carbon-based energy sources (typically coal combustion) (Chen and Dick, 2011; Chen et al., 2014).Limestone forced oxidation scrubbers remove sulfur dioxide from the flue gas stream of sulfur-heavy energy …

Social impact assessment in the mining sector: Review and comparison …

In case of high economic dependency on the mining industry, the whole regional economy is more vulnerable to commodity price fluctuations and negative effects of boom-bust cycles can occur (Tonts et al., 2012, Petkova-Timmer et al., 2009, Wilson, 2004, Shandro et al., 2011).

Environmental effects on durability of soil stabilized with recycled gypsum

Research Highlights Recycled gypsum derived from gypsum waste materials has been recently used in Japan for soil stabilization. The solubility of gypsum is one of the most negative points constrains the use of recycled gypsum in soil stabilization, especially in cold and rainfall regions such as in Japan. Subsequently, the durability of …

(PDF) Addressing the Socio-Economic and Community Issues in Mining

The effect of mining on the environment: A study of gypsum mining in southern Fune local government area, Yobe state . Unpublished M. Sc Dissertation, Geography Department.

An assessment of impacts of extractive industries on …

assess the impacts of gypsum mining on the landscape at the mining sites in Kajiado County, so that the scale of landscape changes and its effects on the general environment might be considered.