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Simulation-Based Analysis of Hydrometallurgical

2021.5.19  In this work, two hydrometallurgical processes for gold recovery are explored for a small-scale gold mining case study located at

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China Artisinal Smallscale Gold Mining Case Study - NRDC

2023.2.16  Preliminary survey of artisanal and small scale gold mining (ASGM) in China. – Case study in Lingbao, Henan province and Tongguan, Shaanxi province, by

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Assessing the effects of gold mining on environment: A case study

2022.12.1  1. Introduction In different parts of the world, the gold mining activity plays a great role in enhancing livelihoods ( Ontoyin and Agyemang, 2014; Djangmah, 2016). It

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Innovation in the Mining Industry: Technological Trends and a Case ...

2020.7.23  The digital transformation process that the industry is going through is analyzed, along with other relevant trends that are likely to shape the mining of the

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Assessing of Losses and Dilution Impact on the

2021.3.31  Current research focuses on a case study that demonstrates how indicators of mining losses and dilution influence the

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Application of the AMT Method to Gold Deposits:

2021.10.28  Li, Fengchun, Qingdong Zeng, Rixiang Zhu, Shaoxiong Chu, Wei Xie, Bolin Zhang, and Xingxing Zhang. 2021. "Application of the AMT Method to Gold Deposits: A Case Study in the Qinling Metallogenic

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-Case study -gold mine overview. Download Scientific

... case study gold mine is a complex mining operation that includes six open pits, namely: Main (the biggest pit), Pak1, MH2, Pam3, Kom4 and Ses5, and one underground mine

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Simultaneous stochastic optimization of an open pit gold mining

2019.6.20  Case study. This section describes and examines the application of the method described herein at a large Nevada style gold mining complex. The results are

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3D Reflection Seismic Imaging for Gold and Platinum Exploration, Mine ...

2019.3.29  This chapter demonstrates how the reflection seismic method (mainly 3D seismic) has been successfully used to explore some of the world's largest gold and

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Effect of Shaft Pillar Extraction on Stability of Main Shaft: A Case ...

2018.4.5  Effect of Shaft Pillar Extraction on Stability of Main Shaft: A Case Study at Xincheng Gold Mine, China Mining of ore body in the vicinity of a shaft has a significant

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Sustainability Free Full-Text Comparing Four

2022.8.29  Numerous studies have been undertaken to determine the optimal land use/cover classification algorithm. However, there have not been many studies that have compared and evaluated the performance

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Assessing the effects of gold mining on environment: A case study

2022.12.1  The gold mining company conducts needs assessments of the community by involving a variety of community members: 14 (100)% 2: The company do not conducted study on environmental and social impacts: 4 (28.5%) 10 (71.5%) 3: It increase the chance of land slide: 4 (28.5%) 10 (71.5%) 4: The gold mining produce some dangerous

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IJERPH Free Full-Text An Integrated Approach to Assess

2021.7.1  The study is a case study approach which employed a double-phase mixed-method design to collect and analyzed data on the environmental impacts of large-scale gold mining in the Ellembelle District. Phase one consists of qualitative data acquisition through reviewing the relevant literature, field or site visitation, interviews, and questionnaires.

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(PDF) ASSESSING THE IMPACT OF GOLD MINING ACTIVITIES

2023.10.23  This research study examines the significant negative effects that gold mining operations have on the environment and the community in Ghana's Asutifi North District over the period of ten years ...

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Open Pit Mine Scheduling – A Case Study at Bogoso

2010.11.10  The main objective of this paper is to describe the process of mine scheduling as is being practiced At Bogoso Gold Limited in its mine planning activities. The Bogoso area has a long and chequered mining history of both open pit and underground workings. Open pit mining operations recommenced in 1990 to the present.

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A Novel Approach for Resource Estimation of Highly Skewed Gold

2022.7.18  With the complicated geology of vein deposits, their irregular and extremely skewed grade distribution, and the confined nature of gold, there is a propensity to overestimate or underestimate the ore grade. As a result, numerous estimation approaches for mineral resources have been developed. It was investigated in this study by using five

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Review on Effects of Mining in Ghana: The Case of Obuasi

2022.11.3  The study further compares mining regulations of some key gold mining countries including South Africa, China, Nigeria, and Indonesia. A total of 38 published papers and reports were used in this ...

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Assessing of Losses and Dilution Impact on the Cost Chain: Case Study ...

2021.3.31  The conditions of declining gold grade in the ore, increasing depth of excavation, and de-creasing unallocated stock of deposits make it necessary to develop efficient solutions for the mine-to-mill process, which have to be adapted to each specific mining plant and will optimizes production costs. Current research focuses on a case

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Value Creation in Mining 2021: Emerging from a Rocky Decade

2021.6.29  Gold is enjoying its biggest rally since 2012. Most mining companies have made a full recovery, and the industry finished 2020 with an impressive one-year median TSR of 26%. This rebound has placed the mining industry in the top echelon for five-year TSR, according to BCG’s recent 2021 Value Creators Rankings.

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Transparency on greenhouse gas emissions from mining to enable ... - Nature

2020.2.3  Direct and indirect greenhouse gas emissions from mining for green technologies need to be accurately and transparently accounted for, as highlighted by a case study of Chilean copper mining.

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Sustainability of artisanal mining of cobalt in DR Congo

2018.9.14  Our study took place in Kolwezi, a city of about 450,000 inhabitants and an important mining centre since the first half of the twentieth century, with large open-pit mines located to the west of ...

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Determination of the Impacts of Mining Activities on Land

2023.4.11  Mining activities degrade the landscape and ecosystems by introducing new land uses that alter soil characteristics. Mapping of this degradation is critical, particularly in the context of environmental protection, including climate change research. Even though mining provides significant industrial and economic benefits to society, it

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“Illegal” Gold Mining Operations in Ghana: Implication for

2021.12.8  As a result, this study seeks to investigate illegal gold mining and its environmental implication for climate-smart agriculture in Ghana. The study used a single case study using a mixed-methods approach to research. The study adopted purposive and systematic sampling techniques to select the study communities and respondents,

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Assessing the effects of gold mining on environment: A

2022.4.12  This study followed a multi-stage sampling procedure. Due to the large coverage of mining activity and gold resource availability, the first stage gold mining communities, such as Guji zone, were chosen at random among the Borena Zones. Second, the Shekiso district was pur-posefully chosen among the Guji Zone districts due to its

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The safety factor of a heterogeneous slope in an open-pit metal mine

2023.1.6  A landslide of the north open-pit (323N) and the stability and design optimization of the south open-pit (323S) slope in the 323 belts of the Tanjianshan Gold Mine were studied. On 14 September 2020, a large landslide occurred on the east side of 323N, which posed a severe threat to the safety production of the mine. To avoid a

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Impact of Gold Mining on the Environment and Human Health: A Case Study ...

2002.6.1  The amount of mercury used by miners for gold amalgamation during peak mining periods varies from 150 to 200 kg per month. Out of this, about 40% are lost during panning and 60% lost during ...

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(PDF) Exploring strategies for management of disasters

2022.3.11  The purpose of this study was to develop a strategy that can be used for emergency preparation and rescue efforts associated with disasters caused by abandoned mines and illegal gold mining.

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An Integrated Approach to Assess the Environmental

2021.7.1  The study is a case study approach which employed a double-phase mixed-method design to collect and analyzed data on the environmental impacts of large-scale gold mining in the Ellembelle District. Phase one consists of qualitative data acquisition through reviewing the relevant literature, field or site visitation, interviews, and questionnaires.

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(PDF) Reducing Drill and Blast Cost through Blast Optimisation – A Case ...

2014.7.3  The study was conducted in 2009 on three operational pits of the mine, namely Block A, B and C. The surface mine was challenged with high cost trends in its drilling and blasting operations.

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Potential implications of gold-mining activities on

2020.6.1  This study carried out a global assessment of research that has been done on gold mining and its impacts on the environment between 1990 and 2018. Specifically, the patterns and evolution of gold mining-related studies for the period were analysed, and the proximity of gold mining operation effects on the immediate environment was also

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Impact of Gold mining on the Environment and Human Health: A Case Study ...

The study of gold sites in the Migori Gold Belt, Kenya, revealed that the concentrations of heavy metals, mainly Hg, Pb and As are above acceptable levels. Tailings at the panning sites recorded values of 6.5–510 mg kg−1 Pb, 0.06–76.0 mg kg−1 As and 0.46–1920 mg kg−1 Hg. Stream sediments had values of 3.0–11075 mg kg−1 Pb, 0.014–1.87 mg kg−1

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Assessment of water inrush risk based on the groundwater ...

2019.12.17  Assessment of water inrush risk based on the groundwater modeling system—a case study in the Jiaojia Gold Mine Area, China Arabian Journal of Geosciences IF 1.827Pub Date 10.

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(PDF) The safety factor of a heterogeneous slope

2023.1.1  The safety factor of a heterogeneous slope in an open-pit metal mine: A case study from the Tanjianshan gold mine January 2023 Frontiers in Earth Science 10:990454

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Knowledge Graph Construction Method of Gold Mine based ...

2021.12.2  Knowledge Graph Construction Method of Gold Mine based on Ontology. ZHANG Chunju1(), LIU Wencong1, ZHANG Xueying2,*(), YE Peng3, WANG Chen1, ZHU Shaonan4, ZHANG Dayu5. 1. School of Civil Engineering, Hefei University of Technology, Hefei 230009, China 2. Institute of Geographical Science, Nanjing Normal University,

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Modern Applications of Geophysics - Mineral Case Studies:

2022.2.25  Case studies are crowd favourites, as they unite the interests of all exploration geoscientists. As industry practitioners, we should probably be better at documenting and publicising our experience. ... Data from the Tropicana gold mine were selected for testing because it consists of a large set of deep drillhole data, several

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Minerals Free Full-Text Applied Machine Learning for

2021.10.11  With the increased use of digital technologies in the mining industry, the amount of centrally stored production data is continuously growing. However, datasets in mines and processing plants are not fully utilized to build links between extracted materials and metallurgical plant performances. This article shows a case study at the Tropicana

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(PDF) The Gold Ridge Mine, Guadalcanal, Solomon Islands' first gold ...

The Gold Ridge Mine, Guadalcanal, Solomon Islands' first gold mine: a case study in stakeholder consultation January 2005 Geological Society London Special Publications 250(1):149-159

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Balancing environmental and industry sustainability: A case study

2009.9.1  1.. IntroductionThis paper examines mechanisms for balancing environmental and industry sustainability within the domestic gold mining industry. Balanced environmental and industry sustainability is defined as a situation where federally mandated royalties or insurance requirements generate revenue sufficient to shield the federal

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Effect of Shaft Pillar Extraction on Stability of Main Shaft: A Case ...

2018.4.5  The shaft at Xincheng Gold Mine is 499 m deep, and the ground surface elevation is +33 m. According to the latest exploration near the main shaft, a new ore body numbered XI# that consists of 7 ore veins at −380 m level and 2 ore veins at −530 m level are found, Figure 1.Distribution of the XI# ore veins is scattered, the average strike is

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Mercury Contamination in Water and Sediments and the

2019.5.28  This study investigated mercury (Hg) contamination in the Gilgit-Baltistan, Pakistan. Water and sediment samples were collected from various sites having artisanal gold-mining along the Indus, Gilgit, and Hunza Rivers. Sediments were classified as wet sediment (WS, collected just after amalgamation), fresh dry sediment (FDS, collected

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