Flue gas desulfurization (FGD) gypsum, a by-product of carbon-based energy sources, has typically been incorporated as a component of concrete mixes and wallboard and beneficially used as an agricultural amendment to enhance terrestrial crop production and improve the quality of runoff. These various uses for the by-product aid …
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The main destination of Gypsum exports from Oman are: India ($81.1M), Bangladesh ($17.5M), Japan ($16.5M), Vietnam ($16.2M), and Indonesia ($15M). The fastest …
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DOI: 10.1016/j.jenvman.2023.119307 Corpus ID: 264369212; Positive and negative impacts of flue gas desulfurization (FGD) gypsum on water quality. @article{Zinnert2023PositiveAN, title={Positive and negative impacts of flue gas desulfurization (FGD) gypsum on water quality.}, author={Hannah M. Zinnert and …
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2. The many ways mining activities impact biodiversity. Mining affects biodiversity at multiple spatial scales (site, landscape, regional and global) through direct (i.e. mineral extraction) and indirect processes (via industries supporting mining operations, and external stakeholders who gain access to biodiversity-rich areas as the …
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Gypsum is widely used in the construction sector, and its worldwide consumption has been increasing for several decades. Depending on the lifetime of the used gypsum products, an increase of gypsum in construction and demolition waste follows. Especially against the background of a circular economy, the recycling of waste …
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It is observed that the rise in production of raw gypsum in Oman, the increase of the number of mining companies in the trade and rise in production of gypsum in Iran have contributed to the...
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Gypsum, from either nature or industrial by-products, can be a lower-cost and cleaner alternative binder to Portland cement used in construction projects, such as affordable housing in developing countries. Although various building products have successfully used gypsum as the binder, some drawbacks of this material have still …
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The extraction, transportation, and processing of these resources can have significant environmental consequences. Water depletion can occur when construction projects require large volumes of water for mixing concrete, dust suppression, or …
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Gypsum is a naturally occurring mineral that has been used by humans for various purposes for thousands of years. It is a versatile mineral with a wide range of applications in construction, agriculture, …
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All impacts from raw materials extraction were allocated in the A1 module, including materials and energy consumption, transportation, emissions, and waste resulting from the gypsum plasters' production.
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commercially mined gypsum, this synthetic source may provide greater soil improvement benefits. Further, gypsum's impact on agricultural production and the environment will vary depending on crop, region, climatic conditions, and soil properties. Therefore, research is needed to assess plant production and environmental effects of …
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Oman Gypsum quarry is located 19 km South of Thumrait city, Salalah. Thumrait is the nearest city. Quarry is located 4 Km (well graded road) away from the Muscat- Salalah dual carriage main highway. Nearest sea port for shipment is Salalah Port. This is well connected with high quality road network of Oman. Salalah Port is located 82.0 Km from …
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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 …
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Effects of adding gypsum along with other stabilizers to soil on their OMC. ∗ Is describing change in Water Content NOT OMC. Download: Download high-res image (412KB) Download: Download full-size image; Fig. 13. Effects of adding gypsum along with other stabilizers to soil on their MDD. ∗ Is describing change in Unit Weight NOT MMD.
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Oman. Gypsum production: 11Mt/yr. Gypsum exports: 8.74Mt/yr. GDP: US$88.2bn (+16%) Population: 4.52m (-17%) Oman has been the leading global exporter of natural gypsum since 2017, when it overtook Thailand. It reached its previous peak, of 9.4Mt, in 2018. Based on its 10-month national production of 8.2Mt between January …
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The environmental impacts of FGD gypsum are mostly positive, with only a few negative results observed, even when applied at rates representing cumulative 80-year applications. ... this synthetic …
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Flue gas desulfurization (FGD) gypsum, a by-product of carbon-based energy sources, has typically been incorporated as a component of concrete mixes and wallboard and beneficially used as an agricultural amendment to enhance terrestrial crop production and improve the quality of runoff. These variou …
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This paper introduces a new type of gypsum-based humidity-control material. The material combines gypsum–silica gel humidity-control material with 20% sepiolite powder activated by calcium chloride. Both experimental and simulation studies were conducted to assess its humidity-control performance. The experimental results indicate …
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MUSCAT: Exports of gypsum from the Sultanate of Oman climbed 13.27% per cent to hit a new peak of 9.90 million tonnes in 2022, further consolidating the …
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The observed interest in gypsum mining in Kajiado County and the consequent increase in spatial scale, created potential for negative environmental impacts. Gypsum extraction was dominated by open cast mining and manual quarrying methods, which involved the removing of top soil up to the bedrock, effectively making the mining areas bare and ...
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Purpose Soil pollution is a major problem worldwide. Some anthropogenic activities, such as mining, may exceed soil capacity, causing relevant health and ecosystem hazards. The use of mineral amendments can help reduce soil pollution. Gypsum mining spoil (GS) is a waste material highly produced in gypsum mining …
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"Going forward, importing countries will be increasingly looking to the Sultanate of Oman to meet their gypsum requirements. At the current rate of growth in exports, Oman's share is projected to rise to around 48 - 50 per cent of demand, which equates to over 130 million MT over the 2022- 2031 timeframe." ...
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Demand for Oman gypsum continues to be strong for importers in South East Asia and the Far East. A diverse group of mining companies like Kunooz Gypsum. Global Mining, Dhofar Mining, Zawawi Minerals, Al Jood Natural Resources already operate mines in Dhofar while Majan Mining has a strong presence in Limestone exports.
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"[Gypsum mining] has had harmful effects. Medical experts say mining can have [a] serious impact on [the] health of people and this may cause damage to their lungs," says Mubashir Ahmad, coordinator of CEE Himalaya. According to the organization, suspended particulate matter has increased greatly in the area, due to the mining of …
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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 …
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MUSCAT, MARCH 10 - Having toppled Thailand to clinch the crown as the world's largest natural gypsum exporter, the Sultanate has the potential to retain its dominant position as a global supplier of this hugely coveted commodity for at least another couple of decades, according to a key mining industry executive.
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Al Jood has a permanent stockyard inside the port of Salalah. Al Jood is the 5th largest exporter of natural gypsum from Oman. Al Jood produces four sizes: 0-20mm, 20-50mm, 0-50mm & 50-100mm. Our Specification. ...
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Oman: Oman exported 11.2Mt of natural gypsum from its Port of Salalah in 2023, up by 11% year-on-year from 9.9Mt in 2022. Zawawi Minerals has reported that the main destination for exports was India, which received 5.3Mt (47%) of Oman's exported gypsum for the year. Oman is reportedly the source of 90% of India's gypsum imports.
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Oman: Oman exported 8.74Mt of gypsum in 2021. Data from Oman-based Zawawi Minerals shows that the country had a 44% share of the gypsum export market …
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Gypsum shipments from the Sultanate of Oman, currently the world's biggest exporter of the industrial mineral, are projected to grow exponentially over the next decade as consumption rebounds...
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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 ...
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Oman: Oman exported 11.2Mt of natural gypsum from its Port of Salalah in 2023, up by 11% year-on-year from 9.9Mt in 2022. Zawawi Minerals has reported that …
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Gypsum is also very handy in treating soil toxicity levels—particularly aluminum toxicity, a problem that occurs when soil acidity gets too high. Though gypsum does not balance out PH levels in the same way that agricultural lime does, it can compensate for the negative impacts that too much acid can have on the soil. 3. It's …
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3.679 and a significant negative impact on air quality with daily mean of 570 µg/M3 of particulates against WHO (2005) recommended maximum of 25 µg/M3. The impacts of gypsum ... Impact of gypsum mining on air quality ..... 137 4.3.4.1: Quantitative Examination of Particulate Matter (Pm 2.5) Concentration ..... 138 4.3.4.2: Outpatient ...
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