The Legacy of Potential Environmental Soil Contamination in an Antimony

The former mining area was characterized by 58 supplementary samples. The mining area is distinct from the background by higher antimony and zinc levels, constituting two distinct populations, as confirmed by statistical tests. In the samples collected in the industrial zone, six elements were considered contaminants: As, Cu, Mo, …

Heavy metal pollution and ecological risk assessment of

The pollution of heavy metals and their harm to human health and the ecological environment have caused widespread concern. In this research, we collected Qinglong antimony mine tailings (8-meter deep) and then analyzed the content changes, geochemical behavior, and ecological risk assessment of 7 heavy metals (Sb, As, Cr, …

Antimony Stocks List Ranked for 2024 | Canadian

Find the best Antimony Stocks to buy. Antimony is a chemical element with the symbol Sb (from Latin: stibium) and atomic number 51. A lustrous gray metalloid, it is found in nature mainly as the sulfide mineral stibnite (Sb2S3). ... with most production coming from the Xikuangshan Mine in Hunan. The industrial methods for refining antimony are ...

Antimony contamination, consequences and removal …

Electrowinning method was used for the recovery of Sb from sulphide alkaline solutions and received the purity about 99.6% (Awe and Sandström, 2013). In addition, Awe et al. also studied Sb sedimentation from sulphide solution in a non-diaphragm electrolytic cell. ... (Tongkeng Antimony Mine, Muli and Banxi) was proved …

Analyzing topsoil heavy metal pollution sources and

This study combines multiple methods to investigate the current status of heavy metal pollution in the soil environment around antimony mine slag sites, providing a theoretical basis for better research on the pollution of heavy metals in the soil around antimony mine slag sites and source control, and contributing to the scarcity of …

Pollution and risk assessment of heavy metals in rivers in the antimony …

Xikuangshan (XKS) is the world's largest antimony mining region, and its exploitation for hundreds of years has also resulted in serious soil erosion, fragile ecology, contaminated water, and ...

Environmentally Friendly Leaching of Antimony from Mining …

This paper focuses on the environmental leaching of antimony, a critical mineral, using deep eutectic solvents. Mining residues often contain embedded antimony, posing environmental risks. Deep eutectic solvents, known for being low in toxicity, cost-effective, and environmentally friendly, present a promising avenue for sustainable …

A Review on Pyrometallurgical Extraction of Antimony from …

Antimony is classified as a critical/strategic metal. Its primary production is predominated by China via pyrometallurgical routes such as volatilization roasting—reduction smelting or direct reduction smelting. The performance of most of the pyro-processes is very sensitive to concentrate type and grade. Therefore, technology …

Tuberculosis transmission and risk factors in a Chinese antimony mining …

Setting: An antimony mine in Jiangxi Province, China. Objective: To investigate the incidence of tuberculosis (TB) transmission and associated risk factors in a Chinese antimony mining community. Design: Retrospective cohort study Methods: The 15-locus mycobacterial interspersed repetitive unit-variable number of tandem repeats (MIRU …

HISTORY OF USAC | usantimony

Antimony Corporation. USAC began mining antimony at the Stibnite Hill Mine near Thompson Falls, Montana in 1969. Mining was from 23 different drifts using room and pillar methods, slushers, jack-leg drills, and electric trammers. A heavy media separator (HMS) plant and flotation mill were installed. Initial concentrates were sold to smelters ...

Antimony Metallurgy | SpringerLink

Antimony metallurgy is the technology that extracts antimony metal from antimony ores or produces antimony compounds. Antimony was discovered in the …

Stibnite Gold Project, Idaho

The Stibnite Gold Project (formerly Golden Meadows Project) is located in the historic Stibnite-Yellow Pine mining district in central Idaho, US. Mining activities at the project site were performed by former owners between 1925 and 1997. The project is now owned by Midas Gold, who plans to redevelop the brownfield site with an …

Spatial distribution, geochemical behaviors and risk …

Antimony (Sb) is a toxic and carcinogenic heavy metal, and main group V with an atomic weight of 121.75 in periodic table element (Johnston et al. 2020), and its outer-orbital electron configuration is s 2 p 3.Therefore, Sb is considered to be the primary pollutant of both the United States and European Union (Montserrat et al. 2002).Sb …

Microbial response to antimony-arsenic distribution and

Antimony (Sb) mining often causes severe Sb pollution and associate arsenic (As) compound contamination. To further understand the interaction mechanism among soil microorganisms, heavy metal distribution, and geochemical factors, the effects of environmental factors on soil microbial communities under different levels of Sb-As co …

Heavy Metals in Soil around a Typical Antimony Mine Area …

To understand contamination characteristics and identify sources of heavy metals in soil affected by complex mine activities, a detailed survey of soil heavy metals from different land cover types was investigated around the Xikuangshan (XKS) antimony mine in south-central China. Soil samples had average concentrations of Sb, As, Cd, …

Potential toxic heavy metals in village topsoil of antimony mining …

1. Introduction. With the development of antimony mines and the expansion and development of their mining areas, the health of antimony mining villages' inhabitants is deteriorating (Jiang et al., 2020), and the pollution of toxic elements in the rural topsoil and its environmental safety have attracted widespread attention.In addition, Sb and its …

Pollution and risk assessment of heavy metals in rivers in the …

1 Altmetric. Metrics. Xikuangshan (XKS) is the world's largest antimony mining region, and its exploitation for hundreds of years has also resulted in serious soil …

Stabilization of heavy metals in biochar derived from plants …

Phytoremediation is considered to be an ideal method to reduce the toxicity, mobility, and bioavailability of heavy metals in the soils. ... and BL) in antimony mining areas at different pyrolysis temperatures (300, 450, and 600 °C), and adsorption experiments were applied to evaluate the adsorption capacity of pyrolysis products for …

Beneficiation of antimony oxide ore: A review

Antimony oxide ore beneficiation has become one of the world's largest mineral processing conundrums. In recent years, many experimental studies dealing with antimony oxide ore have been carried out, resulting in new technical achievements. Much attention has been paid to improving the mineral processing technology of antimony …

Bioaccumulation of Antimony and Arsenic in Vegetables …

Heavy metal pollution in soils caused by mining and smelting has attracted worldwide attention for its potential health risks to residents. ... Bioaccumulation of Antimony and Arsenic in Vegetables and Health Risk Assessment in the Superlarge Antimony-Mining Area, China J Anal Methods Chem. 2015;2015:909724. doi: 10.1155/2015/909724. …

Potentially toxic elements in macromycetes and plants from …

Species of macrofungi were collected from extremely polluted sampling spots in the vicinity of abandoned antimony mines in Slovakia. Concentrations of potentially toxic elements in plants and fungi were determined by ICP-MS and in soils and sediments by both ICP-MS and ICP-ES. Of the edible species the highest values of arsenic and …

Antimony in mine wastes: Geochemistry, mineralogy, …

Antimony (Sb) is a valuable mined commodity, used mostly in fire retardants, and considered a critical element. It is also a potential environment hazard classed as a carcinogen. Antimony is concentrated in tailings and waste rock from Sb mines as well as other locations, such as precious metal deposits, where Sb is present …

Antimony Recovery from End-of-Life Products and Industrial …

Schematic overview of the antimony life cycle, which includes (1) the main value chain between primary mining and final disposal, (2) the major waste streams, …

Response of soil microbial activities and ammonia

By reviewing the formation, risks, and treatment methods of wastewater in antimony mining areas, the main sources and pathways of heavy metal ions were analyzed. A detailed discussion of the advantages and disadvantages of several treatment technologies was conducted, and the suitability of different methods was evaluated, …

[PDF] Microbial diversity in soils from antimony mining sites

Elevated soil concentrations of antimony (Sb) and co-contaminants are frequently encountered where antimony has been mined on a large scale. For instance, the Xikuangshan antimony mine in central South China has sustained, over many centuries, dispersed and spatially variable input of toxic elements into the soil ecosystem. We …

Frontiers | Heavy metal pollution characteristics and …

China is the largest antimony resource globally. The mining and smelting of antimony will inevitably have a significant impact on the surrounding and downstream farmlands of the mining area, Therefore, it is necessary to understand the pollution characteristics of antimony and evaluate its potential environmental risks. In this paper, …

Antimony In and Around the Yellow Pine Deposit, Central …

Project objectives are to document the origin of the Yellow Pine gold-antimony deposit and, by extension, the origin of this deposit type. Our goal is to understand the structural, tectonic, and magmatic setting of the deposit, the character of the ore-transporting fluids, the conditions of ore deposition, and the regional stratigraphic …

The exposure to and health effects of antimony

INTRODUCTION. Antimony (Sb) (atomic number 51; atomic mass 121.75 g/mol; density 6.684 g/cm 3; melting point 631°C) occurs naturally as a sulphide ore, stibnite (Sb 2 S 3) and valentinite (Sb 2 0 3).The traditional method of treating the ore is to roast it with charcoal or coke and collect the volatile oxide fume (Sb 4 O 6) from which pure …

Treating of antimony mine drainage: challenges and

Finally, based on biogenetic iron oxide adsorption and sulfate reducing bacteria followed by precipitation, the paper suggests an alternative treatment for antimony mine drainage that deserves ...

The Legacy of Potential Environmental Soil …

One of the metals most intensely exploited was antimony, with or without associated gold mineralization. This research intends to verify the extent of the current environmental legacy of ancient antimony …

Antimony-complexed heavy metal wastewater in antimony …

The article provides a comprehensive overview of the sources, hazards, and remediation methods of antimony-contaminated wastewater in antimony mining areas. It is found that the wastewater mainly originates from mining, smelting, and surrounding …

Changes in diversity and composition of rhizosphere bacterial community

Open pit antimony (Sb) mining causes serious soil pollution, and phytoremediation is a low-cost approach to remediate heavy metal contaminated soil. ... As, Hg, Pb, Cd, and Zn in soils from different zones of Xikuangshan antimony mine. Journal of Analytical Methods in Chemistry. 2019; 2019:2754385. doi: 10.1155/2019/2754385. …

Health and ecological risk assessment of heavy metals

In recent years, international research on the toxicity of the heavy metal, antimony, has gradually changed focus from early medical and pharmacological toxicology to environmental toxicology and ecotoxicology. However, little research has been conducted for sources identification and risk management of heavy metals pollution by long-term …

(PDF) Pollution Characteristics of Sb, As, Hg, Pb, Cd

The intensity of pollution is highest in the antimony-smelting zone, where the potential ecological risk index is over 15,000, followed by the tailings zone and mining waste rock zone, with the ...

Major Mines & Projects | Stibnite Project

Mining at the Stibnite Gold Project would be accomplished using conventional open pit hard rock mining methods. Mining is planned to deliver 8.05 Mst of ore to the crusher per year (22,050 st/d), with stockpiling by ore type (low antimony sulfide, high antimony sulfide and oxide). The mine plan developed for the Project incorporates the mining ...

Microbial diversity in soils from antimony mining sites

Antimony (Sb) is a naturally occurring metalloid capable of forming toxic products, is a suspected carcinogen (Gebel 1997; ATSDR 2019) and has been classed as a priority substance (ATSDR, 2017).Antimony can be enriched in soils as a result of the mobilization of antimony from minerals and waste antimony ore and activities including …