Africa: Conflicts and mining-induced displacement ...
Alongside its core work providing a platform for Human Rights advocates, the Resource Centre runs several focused programme areas and regularly releases briefings and reports on …Get price
Analysis and modelling of mining induced seismicity
Analysis and Modelling of Mining Induced Seismicity by Ben Bredenkamp Thesis submitted in partial fulﬁllment of the requirements for the degree of Master of Science in Engineering Sciences in the Department of Process Engineering at the University of Stellenbosch Supervised by Professor C. Aldrich Stellenbosch Date December 2006Get price
INDONESIA | Freeport-McMoRan
Through its subsidiary, PT-FI, FCX mines one of the world''s largest copper and gold deposits in the Grasberg minerals district in Papua, Indonesia. In addition to copper and gold, PT-FI produces silver. FCX has a 48.76 percent interest in PT-FI and manages its mining operations. PT-FI''s results are consolidated in FCX''s financial statements.Get price
Mining-Induced Seismicity: Causes and Possible Impacts ...
· Date Published: July 9, 2018. Authors: BGC Engineering. This internal draft memorandum provides a summary of mining-induced seismicity as it may relate to the Resolution Copper Project block-caving mine currently proposed near Superior, Arizona. This document includes a brief discussion of the causes, mechanisms, and occurrences of induced ...Get price
A STUDY OP THE EFFECT OP MINING INDUCED STRESSES …
The effect of mining induced Stress changes on a faulted cock masa in a deep South African gold mine was investigated to clarify the relationship between stress, geological structure and mining ... Strain date from strain relief measurements Strain gauge combinations for a four-gauge rectangular rosect*.Get price
Mining-induced seismicity and FLAC3D modeling at the Trail ...
Mining-induced seismicity (MIS) is unpredictable and has the potential to be damaging; therefore, it is important to study it to gain insight into how rock damage develops in a mine. A dataset of 1906 mining-induced events was recorded at the Trail Mountain Mine (TMM). These events cluster on Panel 13, the active panel during data collection.Get price
Source Properties of Mining-Induced Seismicity
Fig. 2 One component of ground acceleration and velocity measured in a borehole at a hypocentral distance of 152 m from a mining-induced earthquake at about 3 km depth. References Madariaga, R. (1976), Dynamics of an expanding circular fault, Bull.Seism.Get price
Observation of induced fractures intercepted by mining in ...
· Induced fractures from 13 wells intercepted by mining were inspected at the Jim Walter Resources'' (JWR) No. 4 and 5 Mines in Tuscaloosa County, and the Oak Grove Mine in Jefferson County, Alabama. In this area the Mary Lee and Blue Creek coalbeds average 1.3 ft and 4 to 5.5 ft, respectively at depths of about 2,000 ft at the JWR mines and 1,000 ...Get price
8 mininG-inDucED sEismicity
Date in 2010 time (utc) latitude longitude location magnitude ... to mining-induced stress occurs, the damage is heard or detected with equipment that measures vibrations. In this case it is called a seismic event, or more commonly in technical literature, mining-induced seismicity.Get price
How Humans Are Causing Deadly Earthquakes
· Mining, dam building, and fracking are among the causes. Mining, dam building, and fracking are among the causes. ... Wilson''s compiled records of human-induced earthquakes date back a century and ...Get price
An index for drought induced financial risk in the mining ...
· To date, no one has quantitatively examined the potential exposure of a mining portfolio to drought, considering the geographical distribution and the scale of the assets. Numerous tools have emerged to give quantitative, semiquantitative, and qualitative views of geographical and sectoral exposure to water scarcity risk.Get price
(PDF) Investigation of caving induced subsidence at the ...
None of the existing Grace Mine buildings have shown signs of subsidence-induced damage to date. The Grace Mine orebody contained an estimated 107 million tonnes of magnetite averaging 40% iron ore. During the active mining period between 1958 and 1977, approximately 33 million tonnes of ore were mined primarily with the inclined panel caving ...Get price
How Humans Are Causing Deadly Earthquakes
· Mining, dam building, and fracking are among the causes. Mining, dam building, and fracking are among the causes. ... Wilson''s compiled records of human-induced earthquakes date back a …Get price
Residential Satisfaction in a Mining-Induced Displacement ...
· The study avers that there exist opportunities for real residential satisfaction after permanent mining-induced relocation of communities. Keywords: Residential satisfaction, Mining-Induced Displacement and Resettlement, Dwelling units, Community facilities, Neighbourhood. DOI: 10.7176/CER/12-9-05 Publication date: September 30 th 2020Get price
Case study of the effects on longwall mining induced ...
Up-to-date Information. This is the latest update: Case study of the effects on longwall mining induced subsidence on shallow groundwater sources in the northern Appalachian coal-field. Published Date: 1988. Series: Report of investigations (United States.Get price
Mining-Induced Deformation in the Malmberget Mine
Mining-Induced Deformation in the Malmberget Mine 1909 1 3 3.2 Inclination Angle‑Based Relationships Inclination angle ( ˜—as defined in Sect. 2.2) provides useful insight into the …Get price
Mining Induced Seismicity | mXrap
Mining induced seismicity. ... There are also tools for evaluating the response based on different trigger types (date, blast type, blast size etc) – which can help the user better understand the nature of their seismic responses. Event density ISOs. Event density ISOs.Get price
Characteristics of Mining-Induced Seismicity and Rock ...
DATE, month Figure 1 .-Mining-induced seismic activity with magnitude > -0.5 (January 1989 through August 1990). events were recorded but not located. These were either associated with another mine in the Coeur d''Alene district or were within the vicinity of the Galena Mine but were not locatable. The analysis is restricted to those eventsGet price
An Index of Aquiclude Destabilization for Mining-Induced ...
There has been a large amount of research on mining-induced water inrush. To date, these works mainly focus on the mechanisms of water inrush, vulnerability assessment, water inrush prediction and control methods, etc. [10,11,12,13].For instance, Donnelly and Islam et al. found that fault reactivation caused by stress redistribution from mining can cause groundwater inrushes, because of the ...Get price
Human-Induced Earthquakes | EarthDate
Mining processes account for 38%. Mining leaves caverns at the surface and deep within the earth that change stress states, causing chambers to collapse and faults to fail. (The same process occurs naturally in sinkholes.) In 2007 alone, more than 100 mines in China reported seismic events larger than …Get price
Freshwater Gravel Mining and Dredging Issues
Examples of Mining-Induced Incision in Washington.....51 Table 8. Pit captures in Washington State (Norman et al. 1998).....63 . Freshwater Gravel Mining and Dredging Issues ... Williams et al. (1995), and as actually implemented to date.....87 Figure 46.View downstream to gravel trap in a left bank gravel bar on the Big Quilcene River ...Get price
COAL MINE SEISMICITY AND BUMPS: HISTORICAL CASE …
such mining parameters as: the overburden, the size of the immediate gob, the size of the district gob area, etc. This detailed analysis of historical seismic data has provided an informative quantifiable relationship between many of the specific mining parameters and the induced seismicity. The second aspect of the coal bump research is theGet price
Stress-Dependent Deformation and Permeability of a ...
Date. 2021. Type. Journal Article. ETH Bibliography. ... Realistic multi-stage stress loading is designed to sequentially mimic an initial equilibrium phase and a mining-induced perturbation phase involving an increase of axial stress and a decrease of confning stress. ... Model results also indicate that coal mining at low stress rates is ...Get price
DMR Policy History
· Date: September, 2018. WV Selenium Chronic Aquatic Life Criteria Implementation (Revised) Date: May, 2018. NPDES Inspection and Enforcement Procedure. Date: June, 2018. Guidance to Mining Impacts related to Crayfishes REVISED. Date: March 28, 2018. Determination of Precipitation Total for Design Storms. Date: February 23, 2018.Get price
Induced seismicity refers to typically minor earthquakes and tremors that are caused by human activity that alters the stresses and strains on the Earth''s crust.Most induced seismicity is of a low magnitude.A few sites regularly have larger quakes, such as The Geysers geothermal plant in California which averaged two M4 events and 15 M3 events every year from 2004 to 2009.Get price
Mining-Induced Seismicity in the Kola Peninsula Mines
mining practice, the authors can call large dynamic events on varies mines of world (Table 1). Rockbursts and mining-induced earthquakes have also become real during mining of ore deposits in Russia (Table 2). The comprehensive information on the deposits prone to tectonic rockbursts and mining-induced earthquakes is given in the papers [2, 3].Get price
Mining-induced Displacement and Resettlement in China ...
Mining-induced land subsidence is the major driver for displacement . Empirical findings on FPIC - Involuntary resettlement Letter and visit petitioning: 19 out of 27 villages - To Beijing: 9 out of 27 villages . ... Created Date: 3/7/2017 3:54:09 PM ...Get price
Assessment of Mining Induced Seismicity in and around the ...
1. "mining induced seismicity has been studied at mined out areas of Kolar Gold Fields in India". 2. "Seismic Hazard Assessment based on induced seismicity in underground mines: a comparative review of approach to hazard quantification". 3. "Controlling Seismic Hazard and Sustainable Development of Deep Mines (v.2)".Get price
India is a country of unparalleled diversity within both the cultural and ecological spheres of life. This paper examines the author''s experience exploring and inquiring into the mental health implications of mining and mining induced displacement within several Adivasi (tribal) communities in Andhra Pradesh, India. Through collaboration with Samata, a local Non-Government Organization (NGO ...Get price
Mining-induced displacement and resettlement in China: A ...
· Contrarily, the impact of Chinese mining-induced displacement and resettlement has to date received much less attention in the international literature. 1 It is why this study might make an important contribution to understanding the dynamics of MIDR in one of the world''s largest emerging and resource-rich economies.Get price
Characterization of Longwall Mining Induced 187 …
longwall during the InSAR monitoring dates. The cone represents the areas affected by subsidence at the beginning of the InSAR monitoring. Objects outside the cone and in front of the mine layout, will result in acceleration since reached by the subsidence cone after 187 Characterization of Longwall Mining Induced Subsidence 975Get price
Seismologists Study Mining-Induced Earthquakes
Title: Seismologists Study Mining-Induced Earthquakes Subject: Seismologists Study Mining-Induced Earthquakes Created Date: 6/18/2021 1:52:27 AMGet price
A mining accident is an accident that occurs during the process of mining minerals or metals. Thousands of miners die from mining accidents each year, especially from underground coal mining, although accidents also occur in hard rock mining al mining is considered much more hazardous than hard rock mining due to flat-lying rock strata, generally incompetent rock, the presence of methane …Get price
s, livelihoods and Mining
s, livelihoods and Mining-induced displacement and resettlement. 170223 IAIA Symposium, Manila, Philippines. Adam Babatu, PhD Candidate Sustainable Minerals Institute The University of Queensland, Brisbane, Australia.Get price
Applying the Concept of Human Security to Research on the ...
· Date Written: November 18, 2012. Abstract. ... An application of the aforementioned classifications to the research on the consequences of mining-induced displacement and resettlement helps to understand the broader context of problems encountered by the displacees. However, it should also be supplemented by two specific categories: gender ...Get price
Seismicity Induced by Mining: Recent Research
· The present review of seismicity induced by mining is a continuation of the previous reviews, published in 1990 and 2001 in Advances in Geophysics, describing the problems involved and the state-of-the-art of relevant research in this field at the end of 1980s and 1990s.During the last decade, seismic monitoring has been expanded in several mining districts, a number of new techniques have ...Get price
Longwall Mining-Induced Abutment Loads and Their Impacts ...
· Publication Date: Jan 1, 2002 Email to a Friend Abstract Longwall mining-induced abutment loads on the surrounding coal pillars can be grouped into two categories in terms of the relative position of the coal pillars and the longwall face. They are the front and side abutment loads.Get price
Mining-Induced Displacement and Resettlement: Social ...
· Abstract. The object of this paper is to present mining-induced displacement and resettlement (MIDR) as a highly diverse global socioeconomic issue occurring in all regions of the world, as a human rights issue, and as a source of challenges to public international law and and institutions providing humanitarian assistance.Get price
Mining-Induced Deformation in the Malmberget Mine
Keywords Roof deformation · Mining-induced deformation · Sublevel caving · Instrumented bolts · Mining · Ground control 1 Introduction 1.1 Empirical Research in Mining Empirical research in bulk extraction (caving and open stop-ing) mining methods has tended towards improvements in efficiency or …Get price
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