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

Tulk, L. 2001. Creighton Deep structural study. Unpublished report prepared for INCO Limited Mines Research. Urbancic, T. I., & Young, R. P. (1995). Structural characterization of highly stressed rock masses using microseismic fault: Plane solutions. In L.R. Myer, N.G.W. Cook, R.E. Goodman, C.F. Tsang (eds.), Proc. Fractured and Jointed Rock Masses. Balkema, Rotterdam. Vale Inco Limited, MineCad map G_17_7200, accessed 2009 Vale Inco Limited, MineCad map G_17_7400, accessed 2009 Vale Inco Limited, MineCad map G_17_7530, accessed 2009 Vale Inco Limited, MineCad map G_17_7680, accessed 2009 Vale Inco Limited, MineCad map G_17_7810, accessed 2009 Vale Inco Limited, MineCad map G_17_7940, accessed 2009 Van Breemen, O., & Davidson, A. (1988). Northeast extension of proterozoic terrances of midcontinental north america. Bulletin of the Geological Society of America, 100(5), 630-638. Van Schmus, W. R. (1976). Early and middle proterozoic history of the great lakes area, north america. Philosophical Transactions for the Royal Society of London.Series A, Mathematical and Physical Sciences, 280, 605-628. Vasak, P., Suorineni, F., Verma, A.. N.D. Identification of seismically active structures for hazard assessment at Creighton Mine. Report prepared for the INCO Technology Centre by MIRARCO/Geomechancis Research Centre: Laurentian University, Sudbury, Ontario, Canada. Wiles, T. D. (2006). Reliability of numerical modelling predictions. International Journal of Rock Mechanics and Mining Sciences, 43(3), 454-472. Zolnai, A. I., Price, R. A., & Helmstaedt, H. (1984). Regional cross section of the Southern Province adjacent to Lake Huron, Ontario: Implications for the tectonic significance of the Murray fault zone. Canadian Journal of Earth Sciences, 21(4), 447-456. 116
Appendix A Geological Maps and Sample Locations A.1 Site Locations Site locations, samples and thin sections are summarized in Table A1. A denotes cut along lineation, perpendicular to foliation B denotes cut perpendicular to lineation and foliation C denotes cut along slickenlines, perpendicular to foliation No assigned letter indicates cut along lineation, perpendicular to foliation (A) Table A1: Summary of site visit locations, oriented samples and thin sections Location Level Feature Oriented Sample Thin Section 29-1 7680 6730 Sill -- -- 29-2 7810 Isoclinally folded breccia -- -- 29-3 7810 Isoclinally folded breccia -- -- 02-1 7940 Fresh Air Raise-Type Shear Zone Yes 02-1 02-2 7940 Fresh Air Raise-Type Shear Zone Yes (02-2) 02-2A, 02-2B, 02-2L 02-3 7400 Footwall Shear Zone Yes (02-3) 02-3 02-4 7400 Footwall Shear Zone Yes (02-4) 02-4 02-5 7400 RAR Shear Zone Yes (02-5) 02-5A 02-6 7400 Grizzly Splay Shear Zone Yes (02-6) 02-6A, 02-6B 03-1 7940 Fresh Air Raise-Type Shear Zone Yes -- 03-2 7530 Footwall Shear Zone -- -- 03-3 7530 Minor shear along dyke Not oriented -- 03-4 7530 Cracked shotcrete along RAR Shear Zone -- -- 04-1 7680 Return Air Raise Shear Zone -- -- 04-2A, B 7680 Near projected Northwest Shear Zone -- -- 04-3 7680 Near projected Northwest Shear Zone -- -- 04-5 7680 Projected Plum Shear Zone location -- -- 04-6 7680 Shear zone parallel to Footwall Shear Zone Not oriented 04-6 04-7 7680 Footwall Shear Zone Yes 04-7A, 04-7B 117
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THE INFLUENCES OF STRESS AND STRUCT
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esulting in increased stress to the
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Table of Contents Abstract.........
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4.6.1 Fracture Reactivation........
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List of Figures Figure 1.1: Locatio
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Figure 3.23: Preliminary stress inv
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Figure B11: Events between Jan 1, 2
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List of Tables Table 2.1: Geologica
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Chapter 1 Introduction 1.1 Backgrou
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Figure 1.1: Location of Sudbury and
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Chapter 2 Geological Assessment of
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ack breccia and sediments later dep
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Murray Fault, the principal fault o
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2.2 Local Geology of Creighton Mine
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B West East B’ Figure 2.4B: Longi
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Table 2.2: Fault systems within the
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Table 2.3: Summary of Fault Charact
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Figure 2.6: (A) Damage to shotcrete
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Figure 2.7: (A) The 1290 Shear Zone
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Figure 2.8: Images of (A) the 400-E
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Figure 2.9: (A) Photograph of the c
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Figure 2.10 (A) Shear foliation, in
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Figure 2.11: Thin sections of the F
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(Fig. 2.12B). Reduction of quartz g
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2.3.11 Late-Stage Fractures The you
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overprinting (Cochrane, 1991; Couls
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Table 2.4: Summary of Proterozoic t
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Both of these inferred stress direc
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are, at this time, in the process o
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Microseismic events of this subset
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3.2.1.2 Seismic Energy (E o ) and S
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3.2.1.4 Stress Parameters Stress pa
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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
Page 81 and 82: Figure 3.16: Classification of prin
Page 83 and 84: Figure 3.18: Contoured P-axis, B-ax
Page 85 and 86: Figure 3.20: Distribution of double
Page 87 and 88: This parameter reflects the magnitu
Page 89 and 90: Figure 3.23: Preliminary stress inv
Page 91 and 92: Figure 3.25: Equal area stereonet s
Page 93 and 94: Figure 3.27: (A) Maximum principal
Page 95 and 96: 4.2 Numerical Methods Phase 2 and U
Page 97 and 98: Stress-strain relationships are use
Page 99 and 100: Rock mass failure is governed by th
Page 101 and 102: Figure 4.5: (A) Model for tectonic
Page 103 and 104: The zero cohesion and low friction
Page 105 and 106: Figure 4.9: Model of yielding for C
Page 107 and 108: Figure 4.11: Model of differential
Page 109 and 110: Figure 4.14: Model of maximum stres
Page 111 and 112: stress field model. There is little
Page 113 and 114: clustering are indications of rock
Page 115 and 116: Figure 4.23: Contoured domains of s
Page 117 and 118: Figure 4.24: Fracture initiation th
Page 119 and 120: seismic Cluster 1, which correspond
Page 121 and 122: contains energetic events and is no
Page 123 and 124: preferentially oriented fracture pl
Page 125 and 126: methodologies employed are of value
Page 127 and 128: References Alcott, J. M., Kaiser, P
Page 129 and 130: Galkin, V., Mungall, J. (2005). Str
Page 131: Mungall, J. E., & Hanley, J. J. (20
Page 135 and 136: A.2 Level Plans with Sample Locatio
Page 137 and 138: Figure A3: 7400 Level, modified for
Page 139 and 140: Figure A5: 7680 Level, modified for
Page 141 and 142: Figure A7: 7940 Ramp, modified from
Page 143 and 144: MICROSEISMIC EVENTS Source Radius A
Page 145 and 146: 2006 Event Frequency with Depth 600
Page 147 and 148: B.2 Spatial Distribution of Seismic
Page 149 and 150: Figure B11: Events between Jan 1, 2
Page 155 and 156: Cluster 1 Source Radius Asp. Radius
Page 157 and 158: Seismic Moment 10.0 9.5 9.0 8.5 8.0
Page 159 and 160: 143 Peak Velocity Parameter -2.5 -2
Page 161 and 162: B.4.2 Temporal Distribution of Clus
Page 163 and 164: 147 Static Stress Drop 5.0 5.5 6.0
Page 165 and 166: B.4.3 Temporal Distribution of Clus
Page 167 and 168: 151 Static Stress Drop 4.0 4.5 5.0
Page 169 and 170: Frequency-Magnitude Relation for Cl
Page 171 and 172: P-axis B-axis T-axis 155 Fault Plan
Page 173 and 174: P-axis B-axis T-axis Fault Plane 1
Page 179 and 180: D.1.1: Case 1 Models Figure D1: Cas
Page 181 and 182: 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
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D.1.3: Case 3 Models A B C Figure D
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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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