1-20 OF 53 RESULTS FOR

JAGUARS Network

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
Image
Sketch of the location of the  <span class="search-highlight">JAGUARS</span>  <span class="search-highlight">network</span> in the Mponeng gold mine 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
(a) Mining activity in the vicinity of <span class="search-highlight">JAGUARS</span>’ <span class="search-highlight">network</span> (ellipse N). The tu...
Published: 01 June 2010
Figure 1. (a) Mining activity in the vicinity of JAGUARSnetwork (ellipse N). The tunnels at 3543 m depth are shown using thick black lines. The support pillars are marked light gray and the Greater Green Dike is shown in dark gray. The mined areas (A and B) are surrounded with dashed rectangles
Image
▴ A) Mining activity in the vicinity of <span class="search-highlight">JAGUARS</span>&#x27; <span class="search-highlight">network</span> (ellipse N) in map...
Published: 01 May 2010
Figure 1. ▴ A) Mining activity in the vicinity of JAGUARS' network (ellipse N) in map view. The tunnels of 116L at -3,543 m are shown using thick black lines. The nearly vertical dipping pink-green dike is shown in dark gray color. The support pillars of the stope level are marked gray
Image
▴ Events recorded with <span class="search-highlight">JAGUARS</span>&#x27; <span class="search-highlight">network</span> binned by their frequency content a...
Published: 01 May 2010
Figure 3. ▴ Events recorded with JAGUARS' network binned by their frequency content as shown in Figure 2 . Details are discussed in the text. The majority of events were recorded with a frequency content 1 kHz < f < 25 kHz. About 57,800 events are found with energy above 25 kHz
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 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
▴ Waveforms of working noises recorded on AE sensor 11 that trigger <span class="search-highlight">JAGUARS</span>...
Published: 01 May 2010
Figure 9. ▴ Waveforms of working noises recorded on AE sensor 11 that trigger JAGUARS' network during working hours: Drilling (A) and debris removal (B). The extremely regular pattern of drilling and the chaotic pattern of debris removal are clearly distinguishable. Both noises are governed
Image
(a) Spatial distribution of probability-based magnitude of completeness,  M...
Published: 01 December 2011
Figure 6. (a) Spatial distribution of probability-based magnitude of completeness, M P , near the stope at depth (b) 3540 m, (c) 3460 m, and (d) 3480 m, as shown in the sketch. At stope level, only frequencies f ≪40 kHz are recorded by the JAGUARS network ( Plenkers et al. , 2010 ). M P
Journal Article
Published: 01 May 2010
Seismological Research Letters (2010) 81 (3): 467–479.
...Figure 1. ▴ A) Mining activity in the vicinity of JAGUARS' network (ellipse N) in map view. The tunnels of 116L at -3,543 m are shown using thick black lines. The nearly vertical dipping pink-green dike is shown in dark gray color. The support pillars of the stope level are marked gray...
FIGURES | View All (9)
Image
▴ A) Uncorrected waveforms in 25-ms windows for events with different frequ...
Published: 01 May 2010
noise of JAGUARS' network is plotted in bright gray.
Image
▴ Temporal (left) and spatial (right) distribution of several seismic patte...
Published: 01 May 2010
Figure 7. ▴ Temporal (left) and spatial (right) distribution of several seismic patterns observed with the JAGUARS network: A) Background seismicity recorded on 16 June 2008 during the Youth Day Vacation. The overall activity is very low and distributed throughout space. Clustering of events can
Image
Spatial distribution of probability-based magnitude of completeness,  M  P ...
Published: 01 December 2011
in the vicinity of the JAGUARS network are plotted.
Journal Article
Published: 01 June 2010
Bulletin of the Seismological Society of America (2010) 100 (3): 1165–1173.
...Figure 1. (a) Mining activity in the vicinity of JAGUARSnetwork (ellipse N). The tunnels at 3543 m depth are shown using thick black lines. The support pillars are marked light gray and the Greater Green Dike is shown in dark gray. The mined areas (A and B) are surrounded with dashed rectangles...
FIGURES | View All (8)
Image
The schematic view of the  <span class="search-highlight">JAGUARS</span>  in situ  laboratory. The acoustic emiss...
Published: 01 December 2011
color. (a) The 3D view of the JAGUARS site. The separation between the tunnel system, where the seismic network is located, and the exploitation level (located about 90 m above the tunnel system) is clearly visible. The Pink Green dike, crossing both the tunnel system and exploitation level
Journal Article
Published: 01 October 2011
Bulletin of the Seismological Society of America (2011) 101 (5): 2399–2407.
... correspond to a stress drop of 3 MPa. This falls in typical ranges for natural earthquakes (e.g., Kanamori and Anderson, 1975 ) and mining-induced earthquakes (e.g., Yamada et al. , 2007 ). Acoustic emission data used in this study were collected by the JAGUARS network in the Mponeng gold mine...
FIGURES | View All (8)
Journal Article
Published: 01 August 2007
Geochemistry: Exploration, Environment, Analysis (2007) 7 (3): 267–288.
... of Cu, Zn and Pb (10–30 m) in the weathered zone ( Greig 1982 ). The Jaguar deposit lies under a sheetwash plain mantled by coarse polymictic lag of vein quartz, ferruginous nodules, pisoliths, and lithic fragments ( Fig. 3 ). A well-developed network of tree-lined drainage channels traverses...
FIGURES | View All (25)
Journal Article
Journal: Economic Geology
Published: 01 December 2021
Economic Geology (2021) 116 (8): 1949–1980.
..., the 2.698 Ga Bounty Igneous Complex, and the 2.69 Ga Defiance dolerite. In the Gindalbie terrane, the 2.692 Ga Jaguar dolerite is hosted in pillow basalts that are part of the bimodal Teutonic Bore volcanic complex. The remaining sills are hosted in sediments emplaced in a subaqueous setting, largely around...
FIGURES | View All (20)
Journal Article
Published: 24 February 2020
Mineralogical Magazine (2020) 84 (1): 5–17.
..., 2000 ; Zelger, 2000 ; Zelger and Oberprantacher, 2002 ). The GABEK ® method enables the analysis of verbal and textual data and the reconstruction of management decisions (Raich et al. , 2014 ; Schmid, 2020 ). Results are mostly illustrated using network graphics of associated codes...
FIGURES | View All (6)
Journal Article
Published: 01 November 2011
Seismological Research Letters (2011) 82 (6): 968–970.
..., and the JAGUARS Research Group © 2011 by the Seismological Society of America 2011 Issue 101:6 of the Bulletin of the Seismological Society of America, expected publication December 2011, will present the following articles. indicates that online material will be available at the SSA Web site...
Journal Article
Journal: Economic Geology
Published: 01 May 2022
Economic Geology (2022) 117 (3): 731–733.
..., Gustavo Henrique Coelho de Melo, Cristiano de Carvalho Lana, Marcelo de Souza Marinho, and Marco Silva article 103459 The Jaguar hydrothermal nickel sulfide deposit: Evidence for a nickel-rich member of IOCG-type deposits in the Carajás mineral province, Brazil Cesar Fonseca Ferreira Filho, Mariana Mota...