Landslide and erosion hazard mapping at Ok Tedi copper mine…
Abstract Landslides and erosion pose significant hazards to mining and engineering activity in the remote mountainous terrain of Western Province, Papua New Guinea. The investigation and containment of these hazards have been the concern of the Ok Tedi open-cast copper mine since engineering feasibility studies began in 1978. Subsequent terrain …
(PDF) Hazards identified and the need for health risk
Although mining plays a prominent role in the economy of South Africa, it is associated with many chemical hazards. Exposure to dust from mining can lead to many pathological effects depending on ...
Chapter 4 Mining Hazard Risk Reduction and Resilience
2 Conceptualizing Mining Hazards Mining hazards are dened by the Dictionary of Mining (1965) as "any of the dan-gers peculiar to the winning and working of coal and minerals: […] i.e. collapse of ground, explosion of released gas, inundation by water, spontaneous combustion, inhalation of dust and poisonous gases, etc." (Nelson, 1965 ...
Chemicals Used in Mining
Chemicals used in mining and processing minerals contaminate the land, water, and air, causing health problems for workers and people living near mines. ... Sulfuric acid is a toxic chemical used in copper mining. It is also a byproduct of many kinds of mining, mixing with water and heavy metals to form acid mine drainage. Sulfuric acid smells ...
Mining Safety: A Comprehensive Guide | SafetyCulture
Chemical Hazards – Almost all types of mining operations, from surface mining of limestone for concrete or underground drilling for oil and gas extraction, make use of chemicals. Cyanide and sulfuric acid separate the ores, ammonium nitrate is used for blasting, and acetylene is a crucial component in welding and soldering.
Hazards identified and the need for health risk assessment …
Although mining is a cornerstone of the South African economy (), it generates copious amounts of dust. 1 The dusts may be toxic since they may also be contaminated with various toxic metals.For this reason, the prevalence and severity of occupational diseases in the mining industry depends on the ores mined, the contaminants present and also on the levels …
Occupational Exposure
A peer-reviewed study published in Toxicology examined the effects of repeated doses of two common copper compounds (e.g., Cu 2 O dicopper oxide and CuSO 4.5 H 2 O copper sulphate pentahydrate) in rats over a period of 2 …
CDC
NIOSH Mining has published resources for the mining industry to assist their efforts to control dust and diesel exposure. These include: Best Practices for Dust Control in Coal Mining; Best Practices for Dust Control in Metal/Nonmetal Mining; Dust Control Handbook for Industrial Minerals Mining and Processing, Second Edition
Technical Guidance for the Classification of Copper …
However, because it has been established that the environmental hazards of copper depend on the exposed surface area, this cut-off could also be expressed as SSA (ECI, 2020). A copper sphere (with a density of 8,960 kg/m3) of 1 mm diameter has …
Hazardous minerals mining: Challenges and solutions
Hazards associated with conventional mineral mining4.1. Hazards to the environment. Mining of Minerals has a great role in contributing to a country's economy, yet it is noted that these economic thrust areas are converted to graveyard laden with the most toxic elements after years of mining.
How Will Underwater Mining Affect the Deep Ocean?
To that end, Gartman has been networking with scientists at ISA and beyond. Just before the March ISA session, she assisted in a research cruise off San Diego run by researchers from Scripps Institution of Oceanography and the Massachusetts Institute of Technology (MIT). "They wanted to figure out how the [manganese] nodule-mining plume will behave in ocean …
Potential environmental pollution from copper metallurgy …
This paper focuses on the range of pollution emissions from non-ferrous metallurgy wastes, hazards, mechanisms of their formation and fallouts, on the current state of technology and technological risk reduction solutions. ... Copper mining and processing contribute to infrastructure development and creates many investment opportunities. As a ...
Look Back: The 1996 Marcopper mining disaster
(UPDATED) On March 24, 1996, the Philippines saw one of the biggest mining disasters in Philippine history, which led to a drastic change in the country's mining policy
Open Pit Mining | IntechOpen
Open pit mining method is one of the surface mining methods that has a traditional cone-shaped excavation and is usually employed to exploit a near-surface, nonselective and low-grade zones deposits. It often results in high productivity and requires large capital investments, low operating costs, and good safety conditions. The main topics that will …
Mining safety – 7 common risks to protect …
Chemical hazards. Mine workers are often exposed to harmful chemicals. "As an example, the most common group of chemicals that cause concern in a coal mining environment are polymeric chemicals. Regardless of …
10 Environmental Impacts of Copper Mining
Copper mining waste storage piles are probably as large as 1,000 acres and commonly contain three types of waste; which are. Dump, heap, and tailings wastes, Overburden ; Waste rock ; Compared to the original material mined, the amount of vendible copper generated is small. About several hundred metric tons of ore must be managed for each ...
Recent and Upcoming McEwen Mining and McEwen Copper …
Jefferies Global Metals & Mining Conference, September 4-5, 2024, New York, NY Presentation Details Date: Wednesday, September 4, 2024 Time: 3:40-4:10 PM EDT ...
[PDF] Occupational Health in Chilean Copper Mine Workers: …
The main physical conditions of copper mine workers were found to be problems related to high-altitude work, the inhalation of silica dust, and noise exposure; eating and musculoskeletal disorders, cardiovascular and respiratory disorders, accidents, and low back pain. Introduction: the present article presents the results of a literature review on the health of …
Applied Sciences | Free Full-Text | Numerical Simulation of
Subsidence of the earth's surface induced by mining activities has always been a critical concern in the relevant research fields. This subsidence disrupts the original geological structures and can lead to secondary geological hazards, environmental degradation, and threats to human lives and property. An in-depth investigation of this issue led to us using the three …
Mining Hazards | UNDRR
Mining hazards can be defined as having major environmental impacts including the production of waste, release of toxic and hazardous waste, air pollution and emissions, water pollution and depletion, and the loss of productive land and ecosystems (adapted from UNDP and UN Environment, 2018).
Occupational Exposure
While copper is a naturally occurring element essential to the human body, continued exposure to copper particles in the air can have long-term adverse effects. Occupational exposure to copper particles may occur during the …
Copper or Robber: Supply Risks and ESG Issues
Copper extraction and processing brings a range of environmental hazards impacting local communities and ecosystems. The scale of open-pit mining requires ... ndida, the world's largest copper mine, encountered this risk in the form of an approximately $8.2 million fine. The Chilean Environmental Regulator (SMA) deemed that in the period ...
Hazard Awareness Bulletin Copper Smelting and …
n Copper, please see 3M Hazard Awareness Bulletin – CopperLeadLead and lead ores are commonly found in copper ores, and may resu. t in worker exposures during the refining and …
Science Desk: How Sulfide-Ore Copper Mines Pollute
The sulfide-ore copper mining industry has a disastrous track record. A peer-reviewed report prepared by Earthworks studied fourteen sulfide-ore copper mines representing 89% of current U.S. copper production. Of those fourteen …
Copper Mining & Processing: Everything You Need to Know
The laborious task of mining copper ore by hand made obtaining large quantities for production difficult. During the Industrial Revolution, coal- and steam-powered machinery paved the way for a considerable increase in copper production, with mines smelting between 200 and 300 tons of copper ore per week.
Copper Sulfide Mining
Copper Sulfide Mining. A peer-reviewed study of the track record of water quality impacts from copper sulfide mines found severe impacts to drinking water aquifers, contamination of farmland, contamination and loss of fish and wildlife …
Mining history of Globe-Miami area, Arizona
David Briggs latest Contributed Report, Geology and History of the Globe-Miami Mining Region, Gila and Pinal Counties, Arizona examines, in fine detail, the economic geology, ore production, and mining history of the Globe-Miami area. The Globe-Miami mining region of Gila and Pinal Counties comprises the northwest vertex of Arizona's Copper Triangle.
Copper Sulfide Mining
Copper sulfide mines can cause severe impacts to drinking water aquifers, contamination of farmland, contamination and loss of fish and wildlife and their habitat, and risks to public health. Families on the front lines of mining, …
Natural hazards and mineral commodity supply
2.2. South American copper supply. Almost three-quarters of the world's copper is derived from porphyry copper deposits, with 12 of the 25 largest known porphyry copper deposits (based on contained copper metal) located in South America (Cooke et al., 2005; Sillitoe, 2010).Porphyry deposits form along convergent plate boundaries that include …