1-20 OF 58 RESULTS FOR

Mponeng Mine

Results shown limited to content with bounding coordinates.
Follow your search
Access your saved searches in your account

Would you like to receive an alert when new items match your search?
Close Modal
Sort by
Journal Article
Published: 01 June 2010
Bulletin of the Seismological Society of America (2010) 100 (3): 1165–1173.
...G. Kwiatek; K. Plenkers; M. Nakatani; Y. Yabe; G. Dresen; JAGUARS-Group Abstract This article aims to investigate the frequency-magnitude characteristics and lower magnitude limits of the microseismic catalog recorded with a seismic network sensitive to high frequencies at Mponeng mine, South...
FIGURES | View All (8)
Journal Article
Published: 01 May 2010
Seismological Research Letters (2010) 81 (3): 467–479.
...-German Underground Acoustic Emission Research in South Africa (JAGUARS) project measures seismic events with frequencies 0.7 kHz < f < 200 kHz in Mponeng gold mine, Carletonville, Republic of South Africa. The network has registered many seismic events, which have strong power in the high...
FIGURES | View All (9)
Journal Article
Published: 01 December 2011
Bulletin of the Seismological Society of America (2011) 101 (6): 2592–2608.
...G. Kwiatek; K. Plenkers; G. Dresen; JAGUARS Research Group Abstract We investigate the source parameters of picoseismic and nanoseismic events ( M w >-4.1) recorded with a high-sensitivity seismic network at the Mponeng gold mine in South Africa to gain new insights into the scaling of small...
FIGURES | View All (16)
Journal Article
Published: 01 January 2010
American Mineralogist (2010) 95 (1): 148–152.
...Johan P.R. de Villiers; David C. Liles Abstract The crystal structure of a 6 C pyrrhotite from Mponeng Mine, South Africa, has been refined using starting atomic parameters postulated by Koto et al. (1975) . This pyrrhotite is monoclinic and is described in the non-standard space group Fd , so...
FIGURES | View All (4)
Image
Seismic stations (triangles) operating in the TauTona and <span class="search-highlight">Mponeng</span> Gold <span class="search-highlight">Mine</span>...
Published: 19 May 2015
Figure 1. Seismic stations (triangles) operating in the TauTona and Mponeng Gold Mines in South Africa (see inset map in [a] for regional location) during September 2007. (a) Cross‐section view of TauTona and Mponeng working faces and permanent seismic stations (small downward triangles
Image
Sketch of the location of the  JAGUARS  network in the <span class="search-highlight">Mponeng</span> gold <span class="search-highlight">mine</span> an...
Published: 01 December 2011
Figure 1. Sketch of the location of the JAGUARS network in the Mponeng gold mine and its surrounding geologic formations. The JAGUARS network is located at 3540 m depth. The sensors are located in boreholes that are shown as bold black lines. The PG dike is shown in gray. The gold reef
Image
Observation network deployed at the <span class="search-highlight">Mponeng</span> gold <span class="search-highlight">mine</span>, South Africa, to det...
Published: 01 October 2011
Figure 1. Observation network deployed at the Mponeng gold mine, South Africa, to detect very small fractures. (a) Station layout of the AE network. Black solid lines, boreholes used to install the sensors. Circles, AE sensors (open circles: up to 200 kHz; filled circle: up to 100 kHz). Open
Journal Article
Published: 01 December 2011
Bulletin of the Seismological Society of America (2011) 101 (6): 2579–2591.
...Figure 1. Sketch of the location of the JAGUARS network in the Mponeng gold mine and its surrounding geologic formations. The JAGUARS network is located at 3540 m depth. The sensors are located in boreholes that are shown as bold black lines. The PG dike is shown in gray. The gold reef...
FIGURES | View All (7)
Image
Southern Africa (top) and Far West Rand <span class="search-highlight">mining</span> district, Republic of South ...
Published: 01 June 2002
Figure 1. Southern Africa (top) and Far West Rand mining district, Republic of South Africa (bottom). The data in this study are from Deelkraal, Elandsrand, and the three Western Deep Levels mines (Mponeng, TauTona, and Savuka). Open outlines are lease areas of other mines in the region.
Journal Article
Published: 01 December 2008
Bulletin of the Seismological Society of America (2008) 98 (6): 2739–2745.
... or the amplitude of the noise. Figure  1a shows values of τ p ( t ) for white noise with a standard deviation of 1.0 m/sec. We assume Δt =0.0668 msec (15 kHz), the same as the waveform data in the Mponeng gold mine in the Republic of South Africa (see the section Data Analysis ). We can see that values...
FIGURES | View All (17)
Journal Article
Published: 01 October 2011
Bulletin of the Seismological Society of America (2011) 101 (5): 2399–2407.
...Figure 1. Observation network deployed at the Mponeng gold mine, South Africa, to detect very small fractures. (a) Station layout of the AE network. Black solid lines, boreholes used to install the sensors. Circles, AE sensors (open circles: up to 200 kHz; filled circle: up to 100 kHz). Open...
FIGURES | View All (8)
Journal Article
Published: 20 October 2020
Bulletin of the Seismological Society of America (2021) 111 (1): 409–423.
...‐Sikora (2010) , Orlecka‐Sikora et al. (2012) , and Kozłowska et al. (2015 , 2016 ) showed that coseismic stress changes caused by strong mining events can influence the subsequent seismicity distribution. The analysis of the spatiotemporal evolution of aftershocks in Mponeng gold mine performed...
FIGURES | View All (6)
Image
Discrete (a) and cumulative (b) Gutenberg-Richter distributions of seismici...
Published: 01 June 2002
Figure 3. Discrete (a) and cumulative (b) Gutenberg-Richter distributions of seismicity per 30-day period in 0.1-magnitude-unit bins for Mponeng (blue), Savuka (green), Elandsrand (red), Deelkraal (orange), and TauTona (light blue). All mines have a bimodal frequency-magnitude distribution
Image
Map section in <span class="search-highlight">mine</span> coordinates for a 5-month period (October-November 1998...
Published: 01 June 2002
Figure 2. Map section in mine coordinates for a 5-month period (October-November 1998, January-March 1999) of all seismicity at Mponeng (a) and of M > 1 for the same catalog (b). Colors grade from cool to warm as the events become more recent, and triangles are geophone stations. The small
Image
Map and cross-section view looking west (inset) of broadband network. In Ta...
Published: 01 October 2009
. In Mponeng all of the mining to date is from the VCR shown as a dashed line.
Image
Comparison between our values determined by reprocessing and the values in ...
Published: 01 June 2002
Figure 9. Comparison between our values determined by reprocessing and the values in the mine catalogs of M 0 (a), f 0 (b), E (c), and r (d) for 228 events in Mponeng, Elandsrand, and TauTona. Solid lines show 1:1 correspondence. Dashed lines in (b) and (d) show the the 300-Hz f 0
Image
A scanning electron micrograph of a natural fracture face in a mineral samp...
Published: 01 September 2005
F ig . 1. A scanning electron micrograph of a natural fracture face in a mineral sample collected 2.8 km below land surface from the Mponeng gold mine, Republic of South Africa. The bacterium highlighted in the image (black arrow) is encased in exopolysaccharide material, which promotes
Journal Article
Published: 01 June 2002
Bulletin of the Seismological Society of America (2002) 92 (5): 1766–1782.
...Figure 1. Southern Africa (top) and Far West Rand mining district, Republic of South Africa (bottom). The data in this study are from Deelkraal, Elandsrand, and the three Western Deep Levels mines (Mponeng, TauTona, and Savuka). Open outlines are lease areas of other mines in the region. ...
FIGURES | View All (14)
Journal Article
Published: 19 May 2015
Bulletin of the Seismological Society of America (2015) 105 (3): 1576–1593.
...Figure 1. Seismic stations (triangles) operating in the TauTona and Mponeng Gold Mines in South Africa (see inset map in [a] for regional location) during September 2007. (a) Cross‐section view of TauTona and Mponeng working faces and permanent seismic stations (small downward triangles...
FIGURES | View All (9)
Journal Article
Published: 01 October 2009
Bulletin of the Seismological Society of America (2009) 99 (5): 2815–2824.
.... In Mponeng all of the mining to date is from the VCR shown as a dashed line. ...
FIGURES | View All (12)