sgr ms thesis - University of Maine

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Dahm, T. (2000). Numerical simulations of the propagation path and the arrest of fluid-filled fractures in the Earth. Geophysical Journal International 141: 623-638. Danielsson, P. (1980). Euclidean distance mapping. Computer Graphics and Image Processing 14: 227-48. Davis, M.; Koenders, M.A.; Petford, N. (2007). Vibro-agitation of chambered magma. Journal of Volcanology and Geothermal Research 167: 24-36. Dellino, P. and Liotino, G. (2002). The fractal and multifractal dimension of volcanic ash particles contour: a test study on the utility and volcanological relevance. Journal of Volcanology and Geothermal Research 113: 1-18. Dellino, P. and Volpe, L. (1996). Image processing analysis in reconstructing fragmentation and transportation mechanisms of pyroclastic deposits. The case of Monte Pilato-Rocche Rosse eruptions, Lipari (Aeolian Islands, Italy). Journal of Volcanology and Geothermal Research 71: 13-29. Dietyl, C. and Koyi, H. (2008). Formation of tabular plutons- results and implications of centrifuge modeling. Journal of Geosciences 53: 253-261. Dufek, J. and Bachmann, O. (2010). Quantum magmatism: magmatic compositional gaps generated by melt-crystal dynamics. Geology 38: 687- 690. Dutrow, B. and Norton, D (1995). Evolution of fluid pressure and fracture propagation during contact metamorphism. Journal of Metamorphic Geology 13: 677-686. Dziak, R.P.; Bohnenstiehl, D.R.; Cowen, J.P.; Baker, E.T.; Rubin, K.H.; Haxel, J.H.; Fowler, M.J. (2007). Rapid dike emplacement leads to eruptions and hydrothermal plume release during seafloor spreading events. Geology 35: 579-582. Elek, P. and Jaramaz, S. (2002). Fragment size distribution in dynamic fragmentation: geometric probability approach. Faculty of Mechanical Engineering Transactions 36: 59-65. Englman, R.; Rivier, N.; Jaeger, Z. (1988). Size-distribution in sudden breakage by the use of entropy maximization. Journal of Applied Physics 63.9: 4766-4768. Farris, D.W. and Paterson, S.R. (2007). Contamination of silicic magmas and fractal fragmentation of xenoliths in paleocene plutons on Kodiak Island, Alaska. The Canadian Mineralogist 45: 107-129. 123
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Page 1 and 2:
FRACTAL ANALYSIS AND THERMAL-ELASTI
Page 3 and 4:
LIBRARY RIGHTS STATEMENT In present
Page 5 and 6:
emplacement of mafic magma, resulti
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© 2011 Samuel Geoffrey Roy All Rig
Page 9 and 10:
TABLE OF CONTENTS ACKNOWLEDGEMENTS
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5.3.5. Clast Circularity Analysis .
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LIST OF FIGURES Figure 2.1. Figure
Page 15 and 16:
LIST OF TABLES Table 6.1. Table 7.1
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subvolcanic magmatic systems, the l
Page 19 and 20:
Chapter 2 GEOLOGIC SETTING 2.1. Reg
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Somesville granite suite to the wes
Page 23 and 24:
Biotite is metamorphic in origin, a
Page 25 and 26:
Chapter 3 PHYSICAL DESCRIPTION OF S
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thinned lithosphere allows for part
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A B C Figure 3.1. Formation of a la
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1997; Branney and Kokelaar, 1998; J
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Effusive-Type Eruption max 10 0 - 1
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magma quickly intrudes the develope
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Piston Downsag Piecemeal Funnel Tra
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fragmentation, and thermal energy h
Page 41 and 42:
Chapter 4 THERMAL FRAMEWORK FOR CON
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contrast, conduction is heat transf
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A B Grt C Grt D Crd Crd E 1 mm F Cr
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! ! ! ! Biotite Zone Garnet Zone !
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4.3.1. Model Setup The model is use
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to make a “hockey puck” style g
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t = 0s t = 1E11 t = 1E12s t = 1E13s
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850 750 650 550 450 400m Into Chamb
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approximately 140m thinner. The Sha
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Chapter 5 ROCK MECHANICS AND THE FR
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A β δ σ 1 σ 3 σ t c a σ 1 σ
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friction along the closed crack sur
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h h/2 h/4 Figure 5.2. A cube displa
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where N (≥r) is the count of clas
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to place a minimum size limit when
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moment of sudden fracture tip failu
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produced results in a self-similar
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13 ln(area) (pixels) 12 11 10 9 ln(
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eaction processes were involved in
Page 79 and 80:
Chapter 6 ANALYSIS AND RESULTS The
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Type 1 Type 2 500 m N Type 1 Type 2
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A B Figure 6.3. Type 2 Shatter Zone
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A B Figure 6.5. Centimeter-scale bo
Page 87 and 88: A B Figure 6.6. Brecciation texture
Page 89 and 90: The final breccia classified in thi
Page 91 and 92: esolution images of each box were s
Page 93 and 94: Clast circularity data were produce
Page 95 and 96: A 1000 Clast Size Distribu on: Type
Page 97 and 98: diorite dike with D s = 2.62 and R
Page 99 and 100: 6.3.3. Clast Circularity Analysis (
Page 101 and 102: with decreasing clast size in all T
Page 103 and 104: possibilities as postulated previou
Page 105 and 106: Chapter 7 MECHANISMS FOR SECONDARY
Page 107 and 108: magma. To prove the viability of th
Page 109 and 110: mesh to better evaluate large therm
Page 111 and 112: consistent with Type 3 breccias. Th
Page 113 and 114: A temperature versus time plot was
Page 115 and 116: Dimensionless time 0 0.05 0.1 0.15
Page 117 and 118: Figure 7.4 displays model results f
Page 119 and 120: thermal model ignores advection of
Page 121 and 122: Zone experienced a relatively weake
Page 123 and 124: 7.4. Thermal-Induced Fracture Field
Page 125 and 126: Metapelite/hornfels Diorite dike E
Page 127 and 128: 7.4.2. Results and Discussion COMSO
Page 129 and 130: This thermal fracture model explain
Page 131 and 132: disaggregation of Bar Harbor clasts
Page 133 and 134: REFERENCES Acocella, V. (2007). Und
Page 135 and 136: Billen, M.I. and Gurnis, M. (2001).
Page 137: Clarke, D. B. (2007). Assimilation
Page 141 and 142: Hartmann, W.K. (1969). Terrestrial,
Page 143 and 144: Johnson, S.E.; Paterson, S.R.; Tate
Page 145 and 146: Mandelbrot, B.B. (1967). How long i
Page 147 and 148: Oliver, N.H.S.; Rubenach, M.J.; Fu,
Page 149 and 150: Schoutens, J.E. (1979). Empirical A
Page 151 and 152: Wiebe, R.; Holden, J.; Coombs, M.;
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