tailing in Indonesian mines
Indonesia's EV battery aspirations unearth mining waste problems
The average price of an electric vehicle in Indonesia, according to Association of Indonesian Automotive Manufacturers (Gaikindo), is IDR 600 million, or USD 42,600. That means the exports could yield annual revenues reaching USD 8.52 billion four years from now. However, as Indonesia's government speeds up the development of …
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Tin mines close in on an Indonesian hamlet still clinging to …
The Indonesian Forum for the Environment (Walhi), an NGO, found that tin mining in Bangka has degraded 5,270 hectares (13,022 acres) of coral reef and 400 hectares (988 acres) of mangrove forest.
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Scientific Considerations for the Assessment and Management of Mine
Deep-sea tailings disposal (DSTD) and its shallow water counterpart, submarine tailings disposal (STD), are practiced in many areas of the world, whereby mining industries discharge processed mud- and rock-waste slurries (tailings) directly into the marine environment. Pipeline discharges and other land-based sources of marine pollution fall …
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Treatment And Utilization Of Gold Mine Tailings
The placer or rocks mined from underground which contains gold is called ore. The gold mining process involves crushing the ore into sand and dust to liberate and recover the gold. What's leftover is called tailings. Ballarat Gold Mine uses its robust management and monitoring processes to make sure its produced gold tailings comply …
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Ecological impacts of large-scale disposal of mining waste …
It is currently used in Indonesia, Papua New Guinea (PNG) and on the Turkish Black Sea at mines which meet the necessary conditions of access to deep (>1000 m) water via a steep (>12 0 ...
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Critical Minerals from Post-Processing Tailing. A Case Study …
The growing demand for critical raw materials (rare earth elements—REE, Nb, Ta, and others) enforces a need to look for their alternative sources. Distortions of the mineral supply chain caused by COVID-19 have necessitated a re-evaluation of what exists as mining waste from previous exploitation. Consequently, this study aims to provide an …
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HPAL Nickel Tailings Question Still Unanswered
by Anthony Milewski, Chairman, Nickel 28. 26 May, 2021. in Analysis. In the post-COVID-19 global economic recovery, unprecedented stimulus plans by governments look to accelerate the emerging "Green Economy". This approach will ultimately pivot on the metals used to make batteries, and specifically lithium-ion batteries – the current and ...
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New global tailings standard guidelines aim for zero harm
The GTR notes that mine operators must have "zero tolerance for human fatalities and strive for zero harm to people and the environment from the earliest phases of project conception.". It ...
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Proposed Tailings Dam For Indonesian Zinc Mine 'Almost Certain…
Landslides at jade mines in Myanmar buried hundreds of people alive under waves of mud in 2019 and 2020, when heavy monsoon rains weakened the foundations of waste piles. Yet, despite unsuitable ground and weather conditions at the site in northern Sumatra, Indonesian officials approved an application for a tailings dam in 2005 that …
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Freeport Mine, Irian Jaya, Indonesia: Tailings
Freeport Mine, Irian Jaya, Indonesia: "Tailings & Failings" – Stakeholder Analysis – Case Solution. This case study details on the emergence and rise of Freeport's mining operations in Indonesia. For almost 30 years, it has built on its mining concession and increased its output to almost 200,000 cubic feet/day of ore.
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Tailings
Tailings are the finely ground natural rock particles that remain after economically valuable minerals have been processed or extracted from the mined ore. PT-FI's tailings are specifically managed to be geochemically benign, helping to ensure safety for the environment. This is partly possible due to the ore body characteristics and mine ...
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Submarine and deep-sea mine tailing placements: A
In the Senunu canyon (Indonesia), which receives the tailings from the Batu Hijau copper–gold mine, copper concentration was significantly higher only close to the discharge point, suggesting a localized impact and limited tailing dispersal (Angel et al., 2013). In Greenland, the influence area of the tailings from the former Black Angel Pb ...
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Red seas and no fish: Nickel mining takes its toll on …
Known as deep-sea tailings disposal (DSTD), this type of dumping is already practiced by copper and gold miners in Indonesia — with devastating impacts …
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Huayou's Indonesia nickel JV starts trial production
Easpring and CNGR also plan to jointly mine nickel in Indonesia, where Easpring will invest in CNGR's 60,000 tonnes per year nickel matte project. The partners will also build a 300,000 tonnes ...
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Kennedy Mine Wheels
Kennedy Tailing Wheels Behind you is a magnificent panorama by Sutter Creek muralist artist Rand Huggett of the Kennedy Mine and its unique elevator or sand or tailings wheels system c1914 1942 which conveyed mine waste over two hills to an impoundment basin in Indian Gulch, almost a mile away. Study it and you will appreciate the extreme measures …
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Nickel revolution has Indonesia chasing battery riches
When Indonesia decided against granting permits for deep-sea tailing disposal in 2021, the policy U-turn led to delays to several nickel projects in Sulawesi. So far, the local economy is reaping ...
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Indonesia: Preventing the looming Dairi Prima Mineral mine …
The tailings dam that is proposed to store the mine's toxic waste will sit above the complex of faults that produced the 9.1-magnitude earthquake that caused the 2004 …
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Indonesia has a long way to go to produce nickel …
Chinese-owned Tsingshan, a legacy nickel producer in Indonesia, said it could fill some of the gap by converting nickel for stainless steel into a battery nickel product. Major cobalt producer …
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Indonesia has a long way to go to produce nickel …
Nickel production at a plant owned by PT Vale in South Sulawesi, Indonesia (Image: Hariandi Hafid / Alamy) After dropping plans to dump waste into the ocean, companies now confront two other waste …
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A generic environmental risk assessment framework for
The Batu Hijau copper mine in Indonesia is one of the world's largest mines, discharging about 140,000 t of tailings per day. ... Submarine and deep-sea mine tailing placements: a review of current practices, environmental issues, natural analogs and knowledge gaps in Norway and internationally. Mar. Pollut. Bull., 97 (2015), pp. 13-35.
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All of the World's Mine Tailings, in One Visualization
10,180,000,000. 8,850,000,000. Tailings are what is left over after mills separate the metal from the mined rock. The processed material "tailings" comes from the "tail" end of a mining mill and comprise fine particles mixed with water forming a slurry. Mining companies will store this waste in dams or ponds.
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SUBMARINE TAILING DISPOSAL SYSTEM: INDONESIA'S …
Based on Bank of Indonesia reports, the mining industry contributes to 9,4% of the total national revenue. (Central Bank of Indonesia 2006, 13) However, the mining
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A review of circular economy strategies for mine tailings
1. Introduction. Metals are essential in the transition to the green technologies e.g. in low emission electric vehicles and in energy storage systems (Upadhyay et al., 2021).At the same time with the positive contribution to the society, mining also produces significant amounts of solid waste (Edraki et al., 2014) belonging …
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Recent practices in mine tailings' recycling and reuse
With the exception of Indonesian and Papua New Guinean mines, riparian storage is rarely practiced [15]. The other direct disposal strategy is STD which deals with the pipeline transportation and storage of tailings into the sea at a certain distance and depth from the shore. ... Submarine and deep-sea mine tailing placements: a review of ...
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Distraction or disaster? Freeport's giant Indonesian mine …
A state audit of operations at Indonesia's Grasberg mine has cast a cloud over the government's multi-billion-dollar deal to take a majority stake in the mine from Freeport McMoRan Inc
Characteristics of Deposited mine tailing on the Senunu Canyon, Indonesia
Caroline Lievens. A laboratory study on rare earth element bearing mine tailings, collected from Bangka Island, Indonesia, reported a new spectral absorption feature at 674 nm associated with ...
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Time to talk about tailings dams
On 25 January, a tailings dam at the Córrego do Feijão mine in Brumadinho, in the Minas Gerais region of Brazil collapsed, spilling 12 million cubic metres of mud and sludge. At the time of writing, 215 people were confirmed dead, with a further 91 are missing. "The Brumadinho dam failure in Brazil is a human and environmental tragedy …
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Mercury Exposure in Artisanal and Small-Scale Gold Mining …
Introduction. For more than two decades, artisanal and small-scale gold mining (ASGM) has been operated in Indonesia, spread widely across 31 provinces.1 In West Java Province, ASGM is found in Bogor, Cianjur and Sukabumi Regencies. Commonly, ASGM in Indonesia uses mercury (Hg) in gold ore processing.2 Mercury is …
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Tailings management | Leading practice handbooks for sustainable mining
This Leading Practice Sustainable Development Program for the Mining Industry handbook focuses on a systematic, risk-based approach to tailings management. It provides examples of tailings containment, disposal and rehabilitation, and points to future trends in tailings management. ... Penatagunaan Tailing - Bahasa Indonesia / Indonesian [14MB ...
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Proposed tailings dam for Indonesian zinc mine 'almost …
Source: Deutsche Welle. Date: 2 June 2021. A few hundred meters from the village of Sopokomil in northern Sumatra, Indonesia, work is set to begin on a tailings dam for a zinc mine that experts say is a recipe for disaster. The site rests on unstable volcanic ash. The region is wet and regularly hit by earthquakes.
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