title of the thesis - Department of Geology - Queen's University

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$Fayek & Kyser 2000 uraninite fractionations.pdf - Queen's University$

Figure D12: Case 3 (k=2), elastic models for C=0, Φ =35º.......................................................173 Figure D13: Case 3 (k=2), plastic models for C=0, Φ =35º.......................................................174 Figure D14: Tectonic model, elastic models for C=0, Φ =35º...................................................175 Figure D15: Tectonic model, plastic model for C=0, Φ =35º....................................................176 Figure D16: Phase2 model depicting model and boundary conditions......................................178 Figure D17: Elastic models for the 7200 Level. ........................................................................181 Figure D18: Elastic models for the 7400 Level. .......................................................................182 Figure D19: Elastic models for the 7530 Level. .......................................................................183 Figure D20: Rock mass states of degradation, as modelled for the 7400 Level in Phase2. ......184 Figure F1: Mohr-Coulomb failure envelope with Mohr circle depicting angles and quantities used in derivation...................................................................................206 xiv
List of Tables Table 2.1: Geological Events in the Sudbury Area.......................................................................7 Table 2.2: Fault systems within the Creighton Deep ..................................................................15 Table 2.3: Summary of Fault Characteristics..............................................................................17 Table 2.4: Summary of Proterozoic tectonic events ...................................................................37 Table 3.1: Event characteristics in an intact and fractured rock mass ........................................53 Table 3.2: Spatial cluster positions .............................................................................................54 Table 3.3: Summary of relevant parameter mean values and standard.......................................55 Table 3.4: Comparison of maximum principal stress orientations from various sources ...........74 Table 4.1: Rock mass and discontinuity model properties .........................................................84 Table 4.2: Fault parameters tested for Case 1.............................................................................86 Table 4.3: Strength parameters assigned to shear families for Case 2........................................90 Table A1: Summary of site visit locations, oriented samples and thin sections .......................117 Table B1: Summary Statistics for microseismic, macroseismic and blast events ....................126 Table B2: Summary Statistics for microseismic event clusters. .............................................138 Table C1: Fault Plane Solution Data for 7400 and 7530 Levels...............................................154 xv
Page 1 and 2: THE INFLUENCES OF STRESS AND STRUCT
Page 3 and 4: esulting in increased stress to the
Page 5 and 6: Table of Contents Abstract.........
Page 7 and 8: 4.6.1 Fracture Reactivation........
Page 9 and 10: List of Figures Figure 1.1: Locatio
Page 11 and 12: Figure 3.23: Preliminary stress inv
Page 13: Figure B11: Events between Jan 1, 2
Page 17 and 18: Chapter 1 Introduction 1.1 Backgrou
Page 19 and 20: Figure 1.1: Location of Sudbury and
Page 21 and 22: Chapter 2 Geological Assessment of
Page 23 and 24: ack breccia and sediments later dep
Page 25 and 26: Murray Fault, the principal fault o
Page 27 and 28: 2.2 Local Geology of Creighton Mine
Page 29 and 30: B West East B’ Figure 2.4B: Longi
Page 31 and 32: Table 2.2: Fault systems within the
Page 33 and 34: Table 2.3: Summary of Fault Charact
Page 35 and 36: Figure 2.6: (A) Damage to shotcrete
Page 37 and 38: Figure 2.7: (A) The 1290 Shear Zone
Page 39 and 40: Figure 2.8: Images of (A) the 400-E
Page 41 and 42: Figure 2.9: (A) Photograph of the c
Page 43 and 44: Figure 2.10 (A) Shear foliation, in
Page 45 and 46: Figure 2.11: Thin sections of the F
Page 47 and 48: (Fig. 2.12B). Reduction of quartz g
Page 49 and 50: 2.3.11 Late-Stage Fractures The you
Page 51 and 52: overprinting (Cochrane, 1991; Couls
Page 53 and 54: Table 2.4: Summary of Proterozoic t
Page 55 and 56: Both of these inferred stress direc
Page 57 and 58: are, at this time, in the process o
Page 59 and 60: Microseismic events of this subset
Page 61 and 62: 3.2.1.2 Seismic Energy (E o ) and S
Page 63 and 64: 3.2.1.4 Stress Parameters Stress pa
Page 65 and 66:
located events were removed from cl
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Figure 3.7: Detected seismicity cor
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Table 3.1: Event characteristics in
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Table 3.3: Summary of relevant para
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) Damage Zone The rock mass in the
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quadrants of dilatation and compres
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Figure 3.12: Lower hemisphere equal
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mechanism shows that over 57% of th
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Figure 3.16: Classification of prin
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Figure 3.18: Contoured P-axis, B-ax
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Figure 3.20: Distribution of double
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This parameter reflects the magnitu
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Figure 3.23: Preliminary stress inv
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Figure 3.25: Equal area stereonet s
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Figure 3.27: (A) Maximum principal
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4.2 Numerical Methods Phase 2 and U
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Stress-strain relationships are use
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Rock mass failure is governed by th
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Figure 4.5: (A) Model for tectonic
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The zero cohesion and low friction
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Figure 4.9: Model of yielding for C
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Figure 4.11: Model of differential
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Figure 4.14: Model of maximum stres
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stress field model. There is little
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clustering are indications of rock
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Figure 4.23: Contoured domains of s
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Figure 4.24: Fracture initiation th
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seismic Cluster 1, which correspond
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contains energetic events and is no
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preferentially oriented fracture pl
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methodologies employed are of value
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References Alcott, J. M., Kaiser, P
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Galkin, V., Mungall, J. (2005). Str
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Mungall, J. E., & Hanley, J. J. (20
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Appendix A Geological Maps and Samp
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A.2 Level Plans with Sample Locatio
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Figure A3: 7400 Level, modified for
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Figure A5: 7680 Level, modified for
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Figure A7: 7940 Ramp, modified from
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MICROSEISMIC EVENTS Source Radius A
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2006 Event Frequency with Depth 600
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B.2 Spatial Distribution of Seismic
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Figure B11: Events between Jan 1, 2
Page 151 and 152:
Page 153 and 154:
Page 155 and 156:
Cluster 1 Source Radius Asp. Radius
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Seismic Moment 10.0 9.5 9.0 8.5 8.0
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143 Peak Velocity Parameter -2.5 -2
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B.4.2 Temporal Distribution of Clus
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147 Static Stress Drop 5.0 5.5 6.0
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B.4.3 Temporal Distribution of Clus
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151 Static Stress Drop 4.0 4.5 5.0
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Frequency-Magnitude Relation for Cl
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P-axis B-axis T-axis 155 Fault Plan
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P-axis B-axis T-axis Fault Plane 1
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Page 177 and 178:
Page 179 and 180:
D.1.1: Case 1 Models Figure D1: Cas
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Figure D3: Case 1, elastic models s
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A B C D Figure D5: Case 1, plastic
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A B C D Figure D7: Case 1, plastic
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D.1.2: Case 2 Models A B C D Figure
Page 189 and 190:
D.1.3: Case 3 Models A B C Figure D
Page 191 and 192:
D1.4 Tectonic Loading Models Figure
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D.2 Discussion of Phase 2 Models El
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Staged models were created in which
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Figure D17 (A) Elastic model showin
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Figure D19 (A) Elastic model showin
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• Similar damage zones surroundin
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; ;================================
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change jmat=1 range 0,1564.64 0,156
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crack (845.579,718.676) (787.063,57
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;===plum=== crack (0,355.2371429) (
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crack (866.14,726.44) (838.2,737.61
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crack (838.2,737.616) (815.848,771.
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crack (815.848,771.144) (815.848,78
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;===== define sub block ===========
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E.9 S3:S1 Model for fracture reacti
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yval= abs(z_syy(zi)) xyval= abs(z_s
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and rearranged to , (Equation F4) .
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Such that , (Equation F19) I is the
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title of the thesis - Department of Geology - Queen's University

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