life cycle assessment of iron ore mining and processing

Life cycle assessment and water footprint evaluation of ...

A life cycle assessment was also conducted to improve the environmental performance of the steel industry. ... and non-carcinogens, is higher than blue water footprint. Optimizing indirect processes, including iron ore mining, magnesium oxide production, transportation, and electricity generation, played dominant roles in the reduction of gray ...

Life Cycle Assessment

Life Cycle Assessment (LCA) Life Cycle Assessment is defined as the compilation and evaluation of the inputs and outputs and the potential environmental impact of a given product system throughout its life cycle (EN ISO 14040, 1997). While this study does …

Life Cycle of a Mine | Natural Resource Development ...

The Life Cycle of a Mine. There are several stages in the mining lifecycle including exploration, design, construction, operation, and reclamation. Each step in the mining lifecycle requires science, engineering, technology, community involvement and …

Sustainability in metal production – Process productivity

2017-6-26 · The importance of Life Cycle Assessment (LCA) It is becoming increasingly important for organisations to focus on sustainability to minimise future disruption to their business. In Apple''s 2017 Progress Report, the company indicated they hope to "transition to products made with recycled materials, as well as transform its supply chain ...

Life-Cycle environmental impact assessment of mineral ...

2018-5-1 · To address the environmental impacts caused by the mining sectors, this paper is going to analyse the environmental impacts caused by the 5 major minerals extraction processes, which are bauxite, ilmenite, iron ore, rutile and uranium by using the life-cycle impact assessment technologies.

Frontiers | Life-Cycle Assessment of the Production of ...

REE Ores Processing Routes. As can be seen in Figure 2, the major steps in the processing of REEs ores include: mining, beneficiation, chemical treatment, separation, reduction, refining, and purifying.The first step is to mine ores with REO concentration varying from 0.05 to 10%, depending on the mine site and ore …

Guide to Standards

2016-11-21 · Iron ore is then transported and shipped to milling plants. This guide provides information on Standards, Certification schemes and other industry specific information that may be of interest to anyone working within the iron ore mining industry, including information relevant to mining, electrical, and civil/structural

The environmental impact of gold production

2019-7-25 · mining, extraction from the ore, recovery and refining. The study conducted a life-cycle assessment (LCA) to provide estimates of the energy use, water use, waste production and GHG emissions of gold production using data from numerous sources, including published papers, reports and company websites. A number of

Iron and Manganese Ore Deposits: Mineralogy, …

2020-8-18 · UNESCO – EOLSS SAMPLE CHAPTERS GEOLOGY – Vol. IV – Iron and Manganese Ore Deposits: Mineralogy, Geochemistry, and Economic Geology - Jens Gutzmer and Nicolas J. Beukes ©Encyclopedia of Life Support Systems (EOLSS) 1. Introduction Iron, in the form of cast iron and steel, is arguably the backbone of all industrial

Analysis of life-cycle GHG emissions for iron ore mining ...

In this study, a life-cycle model for mining and processing of Chinese iron ores is developed and used to estimate GHG emissions. Results show that the mean life-cycle GHG emissions for Chinese iron ore production are 270 kg CO2 e/tonne, with a 90% confidence interval ranging from 210 …

Energy Consumption in Mining Comminution

2017-1-19 · energy requirements. An SLCA, Streamlined Life Cycle Assessment [2], is recognized as a reasonable method of assessing impacts, having a shorter time span for completion. SLCA will be used in this paper. SLCA does not appear to have been used specifically for mining before. The five Life Cycle stages [2] are Premanufacture (mining or

A global life cycle assessment of manganese mining ...

This paper presents the life cycle assessment (LCA) carried out on the manganese beneficiation and refining process. This cradle-to-gate analysis is carried out using SimaPro software version 8.5. The considered case is the manganese beneficiation and refining process, and the final product is 1 kg of refined manganese.

Life-Cycle environmental impact assessment of mineral ...

3. Life-cycle impact analysis Lifecycle assessment or LCA is a systematic tool to analyse and calculate the environmental effects and impacts caused by manufacturing of a product, process or activity throughout its entire lifecycle from cradle to grave, cradle to gate, gate to grave or whatever. In any life cycle assessment works,

Geochemical Risk Assessment Process for Rio Tinto s ...

2018-9-25 · Geochemical Risk Assessment Process fo r Rio Tinto s Pilbara Iron Ore Mines 369 Enriched Marra Mamba Formation ore is most commonly found in the Newman member and whilst carbonaceous black shale is not typica lly associated with these units, pyrite can be found in all three members of the Marra Mamba Formation.

Life cycle assessment of iron ore mining and processing ...

2015-1-1 · Mining of iron ore is a highly capital- and energy-intensive process. Life cycle assessment (LCA) of the mining and mineral processing of iron ore in Australia was carried out in this chapter using SimaPro LCA software as a case study.

Application of life cycle assessment in the mining ...

2010-12-7 · Life cycle scoping should be quantitative if at all possible (ISO TC 207 2006).The relative mass energy economic (RMEE) value method of scoping method is a quantitative scoping method that can be applied to mining life cycle product systems …

Iron Ore production in the Pilbara

2019-11-4 · Iron Ore production in the Pilbara Activities involved in finding, mining and processing iron ore at our Pilbara operations have been simplified in the following diagram. Rio Tinto operates 11 iron ore mines in the Pilbara and the specific sequence of activities varies from mine to mine. Excellence in planning, scheduling and quality control

Life-cycle assessment of iron (Fe)

Life-cycle assessment of iron (Fe) Life-cycle assessment (LCA) is a method for assessing the environmental impact of products, processes and services.

Ethnobotanical and Ethnozoological Values Desktop ...

2018-9-25 · Solomon Mine with Fortescue''s proposed Eliwana Iron Ore Mine (Map 1). The Eliwana Iron Ore Mine is predicted to produce 30Mtpa of iron ore over a 24 year mine life. The Eliwana Railway Project intersects the native title claim areas of two traditional owners, the Eastern Guruma and Puutu Kunti Kurrama Pinikura (PKKP) people while the Eliwana ...

Iron Mining Process

At the processing plant, the taconite is crushed into very small pieces by rock crushing machines. The crushers keep crushing the rock until it is the size of a marble. The rock is mixed with water and ground in rotating mills until it is as fine as powder. Separation The iron ore …

A Life Cycle Assessment study of iron ore mining ...

2015-12-1 · Iron ore surface mining product system2.1. Case study. This paper presents a survey of environmental aspects and impacts related to the iron ore life cycle based on primary data of the process used by Samarco Mineração in its plant in Germano, Iron Quadrangle/Brazil.

GREET Life-Cycle Analysis of Transportation Fuels and ...

2017-4-12 · vehicle cycle GHG reduction of 3.5%. • Fuel cycle GHG decreases by 9.9% as a result of improved fuel economy. • Lightweighting reduces life-cycle GHG by 10%. 70.9 68.4 118 106 509 453 0 200 400 600 800 2014 2015 Vehicle operation WTP Vehicle cycle 48.4% 8.4% 12.2% 10.4% 1.0% 2.0% 10.9% 5.9% 0.8% MY 2015 Composition Steel Cast Iron Wrought ...

A Pilbara history

2016-2-19 · A potted history of the Pilbara. 1899-Townsite of Nullagine gazetted1909-Townsite of Point Samson gazettedJuly 1911-Railway connecting Port Hedland with Marble Bar opened1937-Asbestos mined at Yampire Gorge, near Wittenoom1938-Geological adviser W.G. Woolnough reported to government Australia would run out of iron ore …

Analysis of life-cycle GHG emissions for iron ore mining ...

2018-10-1 · In this study, a life-cycle model for mining and processing of Chinese iron ores is developed and used to estimate GHG emissions. Results show that the mean life-cycle GHG emissions for Chinese iron ore production are 270 kg CO2 e/tonne, with a 90% …

Raw Materials Information System

Life Cycle Assessment (LCA) is a quantitative tool that facilitates the systematic quantitative assessment of products, in terms of environmental, human health, and resource consumption considerations. The methodology is internationally standardised by ISO 14040. Source: Modified from UNEP Life Cycle …

Life cycle assessment of iron ore mining and processing ...

(PDF) Life cycle assessment of iron ore mining and processing

Iron Ore Company of Canada

We are a leading North American producer and exporter of premium iron ore pellets and high-grade concentrate. Our operations include a mine with five operational pits, a concentrator and a pelletizing plant located near Labrador City and the wholly-owned 418 km railroad, the Quebec North Shore and Labrador Railway (QNS&L), that links our Labrador operations to Company-owned port facilities in ...

Life cycle impact assessment of metal production ...

2021-5-12 · Norgate and Haque 7 applied life cycle assessment (LCA) as a tool to determine the environmental impacts of a range of metal production and confirmed its …

Iron Ore | Geoscience Australia

2021-8-5 · Iron Ore. Iron (Fe) is a metallic element which constitutes about 5% of the Earth''s crust and is the fourth most abundant element in the crust. Iron ores are rocks from which metallic iron can be economically extracted. The principal iron ores are hematite (Fe 2 O 3) and magnetite (Fe 3 O 4 ). Almost all iron ore …

Environmental assessment of Mary River mine''s proposed ...

2020-9-14 · The stalled environmental assessment process to examine Baffinland Iron Mine Corp.''s proposed phase two expansion resumes this week. Technical meetings that were supposed to happen in March, but were cancelled due to COVID-19 restrictions, are taking place by teleconference from Sept. 14 to 18. The mining company has been trying to get the process …

Assessment of Environmental Impact of Iron Ore Mining and ...

Iron ore is an aggregate of minerals predominantly composed of metallic iron and from which metallic iron can be economically extracted. Iron is the most needed ingredient in manufacturing steel. Steel is by far the most adaptable, significant and widely used of all metals and has found many applications viz. constructions, manufacturing of motor cars, machines, pipelines, military equipment ...

A Life Cycle Assessment of Silica Sand: Comparing the ...

2015-12-25 · A Life Cycle Assessment of Silica Sand: Comparing ... has reserves of 40 million tons of silica sand and a long tradition of surface mining and processing. The average annual production of raw silica sand in Croatia in the period from 2006 to 2011 amounted to 150 thousand tons. This paper presents cradle to gate LCA results of three different ...

(PDF) Life cycle assessment of iron ore mining and processing

Mining of iron ore is a highly capital- and energy-intensive process. Life cycle assessment (LCA) of the mining and mineral processing of iron ore in Australia was carried out in …

A Life Cycle Assessment (LCA) study of iron ore mining

2019-9-24 · A Life Cycle Assessment study of iron ore mining Helio Ferreira a, *, Mariangela Garcia Praça Leite a, b a Postgraduate Program in Environmental and Socioeconomical Sustainability, Federal University of Ouro Preto, University Campus- Escola de Minas, Hydraulics Laboratory, Brazil b Geology Department, Federal University of Ouro Preto, University Campus, Brazil

Life Cycle Assessment of Iron Ore Mining and Processing

Life cycle assessment of iron ore mining and processing 619. Many minerals contain iron, but the primary sources of iron ore minerals used to . make iron and steel are hematite, magnetite ...

BHP Pilbara Strategic Assessment

2018-6-14 · Assessment Report or IAR BHP Billiton Iron Ore Strategic Assessment: Impact Assessment Report (BHP 2016). Implementation Framework Comprises this Assurance Plan and the Offsets Plan, which are designed to support the implementation of the Program. Minister Minister responsible for administering the EPBC Act and includes a delegate of the Minister.

Life Cycle Inventories and Life Cycle Assessments of ...

2012-5-24 · 2. Life Cycle Assessment Overview 2.1 Life Cycle of PV The life-cycle of photovoltaics starts from the extraction of raw materials (cradle) and ends with the disposal (grave) or recycling and recovery (cradle) of the PV components (Figure 1). Recycling Figure 1: Flow of the life-cycle stages, energy, materials, and effluents for PV systems Raw

Life Cycle Assessment of Metals: A Scientific Synthesis

2020-4-30 · Life cycle assessment (LCA) [23,24] can be used as a tool to quantify the system-wide (cradle-to-gate or cradle-to-grave) environmental burdens of products, services, and technologies. A significant body of research on the life-cycle wide energy use and wider environmental impacts of metals provision is available from

Life cycle assessment of iron ore sintering process

2015-6-1 · Iron ore sintering is an energy-intensive process associated with emission of pollutants in iron and steel industry. In order to comprehensively evaluate the environmental impacts of sintering, a detailed life cycle assessment of a sintering plant was conducted. Life cycle inventory showed that, in the production of 1 t sinter ore, 241.53 kg CO2, 22.68 kg CO, 0.294 kg SO2, 0.63 kg NOx, 1.18 ...

ASSESSMENT OF WASTE DUMP SLOPE STABILITY AT …

2019-5-28 · 60% iron) are known as "natural ore" or "direct shipping ore", meaning they can be fed directly into iron-making blast furnaces. Iron ore is the raw material used to make pig iron, which is one of the main raw materials to make steel. 98% of the mined iron ore is used to make steel. Indeed, it has been argued that iron ore is "more integral to ...

Responsible Sourcing of Critical Metals | Elements ...

Life cycle assessment and qualitative approaches have different uses in responsible sourcing. An LCA is particularly good for refining a technical application in processing design and supply chain analysis. More studies of critical raw materials are needed to show the manufacturers a …

Base Metal and Iron Ore Mining

Base Metal and Iron Ore Mining 269 • Contouring of slopes to minimize erosion and runoff ... Money should be reserved over the life of the mine to cover the costs associated with mine clo-sure. The amount of money and the type of fi- ... vironmental assessment (EA) process on the ba-