Antimony in the metallurgical industry: A review of its …
Area surrounding a gold–antimony mine: A horizon samples up to 7.5 km from tailing dam (in prevailing wind direction)11.9–710: Previous mining activities: Low levels of water–soluble Sb: 27.7–15,100: Previous mining activities: Shoots and leaf accumulation for 3 species of up to 1160 and 1370 mg kg − 12.5–237: Previous mining …
MIT's accidental smelting discovery unlocks the …
What the effect of this discovery will be on the global antimony market is hard to guess. Antimony, together with others such as cobalt, gallium, germanium, zirconium, rhenium, titanium, tungsten and the rare earth metals, is classed as a 'minor' metal, and world antimony production does … See more
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 …
Arsenic, antimony, mercury, and water temperature in …
Mineralization and historical mining of stibnite (antimony sulfide), tungsten, gold, silver, and mercury in the headwaters of the East Fork of the South Fork Salmon River (EFSFSR) near the former town of Stibnite in central Idaho resulted in water-quality impairments related to mercury, antimony, and arsenic. Additionally, mining-related disturbances …
The metallurgy of antimony
1. Background. Antimony is a silvery, white, brittle, crystalline solid that exhibits poor conductivity of electricity and heat. It has an atomic number of 51, an atomic weight of 122 and a density of 6.697 kg/m 3 at 26 °C. Antimony metal, also known as 'regulus', melts at 630 °C and boils at 1380 °C.Antimony and the natural sulfide of …
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, …
Microbial community structures and their driving factors in a …
The physical and chemical properties of different soils (mining waste dumps, flotation tailings, and smelting slag) and depths (0-20 cm, 40-60 cm, and 80-100 cm) were compared. The results showed that antimony (Sb) and arsenic (As) were the main pollutants, and their concentrations were 5524.7 mg/kg and 3433.7 mg/kg, respectively.
Standardized framework for assessing soil quality at …
The main objectives of this study are: (1) to assess the soil resilience level at the XKS antimony smelting site using the modified NPI method based on the MDS model, which …
Evaluation and dynamic monitoring of ecological environment quality …
Monitoring the ecological quality of mining area can better understand the destruction of ecological environment in mining area, to specify the appropriate restoration strategy. ... Remote sensing dynamic monitoring and evaluation of ecological environment quality in Xikuangshan antimony mining area. Environ. Sci. Technol., 43 (2020), pp. …
Potential toxic heavy metals in village rainwater runoff of antimony …
The antimony mine area in Lengshuijiang City, Hunan Province, is a nonferrous metal mining area. Its geographical coordinates range from (N27°45′, E111°29′).The total area of the mining area is 63 km 2, located in the central region of Hunan Province.It has a subtropical monsoon climate characterized by mild temperatures and abundant rainfall.
Mineral Commodity Summaries 2022
ANTIMONY. (Data in metric tons of contained antimony unless otherwise noted) Domestic Production and Use: In 2021, no marketable antimony was mined in the United States. …
Frontiers | Heavy metal pollution characteristics and …
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 …
Antimony and arsenic particle size distribution in a mining
Mining and smelting activities of the world largest Antimony (Sb) mine which is located at Xikuangshan area of Hunan Province, China, constitute important sources of Sb pollution throughout the ...
Antimony pollution in China
Antimony (Sb) is ubiquitous throughout the environment as a result of natural processes and human activities. In China, superlarge-, large and medium-sized Sb deposits are concentrated in the Guangxi (34.4%), Hunan (21.2%), Yunnan (12.2%) and Guizhou (10.2%) provinces. Due to Sb mining and smelting processes, large quantities …
MIT's accidental smelting discovery unlocks the potential of antimony
MIT's accidental smelting discovery unlocks the potential of antimony. The ancient Egyptians used it in black eye make-up and alchemists marvelled at antimony's semi-metallic properties. Now, a groundbreaking smelting technique could open up new opportunities for antimony, as well as other metals. Nnamdi Anyadike …
Antimony and arsenic speciation, redox-cycling and …
DOI: 10.1016/j.scitotenv.2019.136354 Corpus ID: 211101034; Antimony and arsenic speciation, redox-cycling and contrasting mobility in a mining-impacted river system. @article{Johnston2020AntimonyAA, title={Antimony and arsenic speciation, redox-cycling and contrasting mobility in a mining-impacted river system.}, author={Scott …
Arsenic, cadmium, lead, antimony bioaccessibility and …
Accuracy of digestion was determined using NIST SRM 2976 – mussel tissue (more information in Section 2.5. quality assurance and quality control). ... The distinction between ore processing and post-depositional transformation on the speciation of arsenic and antimony in mine waste and sediment. Chem Geol, 283 (2011), pp. 109-118.
Antimony: A Mineral with a Critical Role in the Green Future
The only major antimony deposit in North America is located in the Stibnite-Yellow Pine Mining District of central Idaho. This site is the largest reserve in the nation and is expected to supply roughly 35% of U.S. antimony demand on average for the first six years of production.
Antimony and arsenic particle size distribution in a mining
Assessments of antimony (Sb) and arsenic (As) contamination in sediments are reported on a wide range of different particle size fractions, including <63 μm, < 180 μm and <2 mm. Guidelines vary between jurisdictions which limits comparative assessment between contamination events and complicates ecotoxicity assessment, and almost no …
Geochemical behaviors of antimony in mining-affected …
Antimony (Sb) is a harmful element, and Sb pollution is one of the typical environmental issues in China, meaning that understanding of the geochemical behaviors of Sb is the key to control the fate of environmental Sb pollution. Sb tends to migrate in soluble form in the water–sediment system, but the fate of dissolved Sb is poorly known. …
Spatial distribution, geochemical behaviors and risk …
Pollutants derived from antimony (Sb) mining can easily cause pollution of surrounding water bodies. However, qualitative source analysis of river pollution is …
Perpetua tapped for $1.8 billion loan to develop gold …
A 2020 feasibility study on the project showed proven and probable mineral reserves totalling 104.6 million tonnes grading 1.43 g/t gold and 0.06% antimony, …
Availability, Toxicology and Medical Significance of Antimony
Air quality tests indicate that, while some areas with active mining enterprises enjoy reasonable air quality (e.g., ... [241,242,243,244,245,246] have recorded elevated Sb levels in the blood and urine of workers exposed to antimony in mining and industrial settings. Given that the only form of exposure in these studies involved …
Antimony, arsenic and mercury in the aquatic
Antimony (Sb) has received increasing attention recently due to its toxicity and potential human carcinogenicity.In the present work, drinking water, fish and algae samples were collected from the Xikuangshan (XKS) Sb mine area in Hunan, China.Results show that serious Sb and moderate arsenic (As) contamination is present …
A novel magnetic graphene-loaded biochar gel for the
Metalloid co-contamination such as arsenic (As) and antimony (Sb) in soils has posed a significant threat to ecological balance and human well-being. In this study, a novel magnetic graphene-loaded biochar gel (FeBG) was developed, and its remediation potential for the reclamation of AsSb spoiled so …
Antimony | U.S. Geological Survey
Antimony is an important mineral commodity used widely in modern industrialized societies. The element imparts strength, hardness, and corrosion resistance to alloys that are used in many areas of industry, including in lead-acid storage batteries. Antimony's leading use is as a fire retardant in safety equipment and in …
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 …
Antimony Mining | Processing Equipment | Flow Chart
Antimony Mining. +86. [email protected] Inquire Now. Description. A native element, antimony metal is extracted primarily from stibnite, which contains 72 percent antimony and 28 percent sulfur. Stibnite is mined in only a few countries, with China being its largest producer. Antimony is used for many technological and industrial ...
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
Antimony. A native element, antimony metal is extracted primarily from stibnite, which contains 72 percent antimony and 28 percent sulfur. Stibnite is mined in only a few countries, with China being its largest producer. Antimony is used for many technological and industrial purposes. Antimony is used as a hardening alloy for lead, especially ...