M. Allen, G. J. Brown, and N. J. Miles, Measurement of boundary fractal dimensions: review of current techniques, Powder Technology, vol.84, issue.1, pp.1-14, 1995.
DOI : 10.1016/0032-5910(94)02967-S

S. D. Andrade and B. Van-wyk-de-vries, Structural analysis of the early stages of catastrophic stratovolcano flank-collapse using analogue models, Bulletin of Volcanology, vol.32, issue.7, pp.72-771, 2010.
DOI : 10.1007/s00445-010-0363-x

URL : https://hal.archives-ouvertes.fr/hal-00516287

N. Arnaud, Les processus de démantèlement des volcans. Le cas d'un volcan bouclier en milieu océanique: le Piton des Neiges, 2005.

P. Bachèlery, B. Robineau, M. Courteaud, and C. Savin, Debris avalanches on the western flank of Piton des Neiges shield volcano (Reunion Island), Avalanches de débris sur le flanc occidental du volcan bouclier du Piton des Neiges (Réunion), pp.125-140, 2003.
DOI : 10.2113/174.2.125

R. A. Bagnold, Experiments on a Gravity-Free Dispersion of Large Solid Spheres in a Newtonian Fluid under Shear, Proc. R. Soc. London, pp.49-63, 1954.
DOI : 10.1098/rspa.1954.0186

S. J. Blott and K. Pye, Particle shape: a review and new methods of characterization and classification, Sedimentology, vol.15, issue.0, pp.31-63, 2008.
DOI : 10.1111/j.1365-3091.1976.tb00061.x

V. V. Boldyrev, S. V. Pavlov, and E. L. Goldberg, Interrelation between fine grinding and mechanical activation, Int. J. Mineral. Proc, pp.44-45, 1996.

L. Bret, Y. Fèvre, J. Join, B. Robineau, and P. Bachèlery, Deposits related to degradation processes on Piton des Neiges Volcano (Reunion Island): overview and geological hazard, Journal of Volcanology and Geothermal Research, vol.123, issue.1-2, pp.25-41, 2003.
DOI : 10.1016/S0377-0273(03)00026-X

C. S. Campbell, Self-Lubrication for Long Runout Landslides, The Journal of Geology, vol.97, issue.6, pp.653-665, 1989.
DOI : 10.1086/629350

H. Cho, M. A. Waters, and R. Hogg, Investigation of the grind limit in stirred-media milling, Int. J. Miner. Process, pp.44-45, 1996.

J. E. Clavero, R. S. Sparks, H. E. Huppert, and W. B. Dade, Geological constraints on the emplacement mechanism of the Parinacota debris avalanche, northern Chile, Geological constraints on the emplacement mechanism of the Parinacota debris avalanche, northern Chile, pp.40-54, 2002.
DOI : 10.1007/s00445-001-0183-0

G. S. Collins and H. J. Melosh, Acoustic fluidization and the extraordinary mobility of sturzstroms, Journal of Geophysical Research: Solid Earth, vol.17, issue.46, pp.247310-1029, 2003.
DOI : 10.1029/2003JB002465

D. R. Crandell, C. D. Miller, H. Glicken, R. L. Christiansen, and C. G. , Catastrophic debris avalanche from ancestral Mount Shasta volcano, California, Geology, vol.12, issue.3, pp.143-146, 1984.
DOI : 10.1130/0091-7613(1984)12<143:CDAFAM>2.0.CO;2

T. R. Davies and M. J. Mcsaveney, Runout of rock avalanches and volcanic debris avalanche, Proceedings of the International Conference on Fast Slope Movements: Prediction and Prevention for Risk Mitigation, pp.113-132, 2006.

T. R. Davies, M. J. Mcsaveney, and K. A. Hodgson, A fragmentation-spreading model for long-runout rock avalanches, Canadian Geotechnical Journal, vol.36, issue.6, pp.1096-1110, 1999.
DOI : 10.1139/t99-067

D. Blasio, V. F. , and A. Elverhøi, A model for frictional melt production beneath large rock avalanches, Journal of Geophysical Research, vol.6, issue.2, pp.10-1029, 2008.
DOI : 10.1029/2007JF000867

T. H. Erismann, Mechanisms of large landslides, Rock Mech, pp.15-46, 1979.

R. K. Fahnestock, Little Tahoma Peak rockfalls and avalanches, Mount Rainier, Rockslides and Avalanches: Natural Phenomena, pp.181-196, 1978.

H. Glicken, Sedimentary architecture of large volcanic-debris avalanche, in Sedimentation in Volcanic Settings, pp.99-106, 1991.

K. J. Hsü, Catastrophic Debris Streams (Sturzstroms) Generated by Rockfalls, Geological Society of America Bulletin, vol.86, issue.1, pp.129-140, 1975.
DOI : 10.1130/0016-7606(1975)86<129:CDSSGB>2.0.CO;2

K. J. Hsü, Albert Heim: Observations on landslides and relevance to modern interpretations, Natural Phenomena, pp.70-93, 1978.

O. Hungr, Mobility of rock avalanches, Report of the National Research Institute of Earth Science and Disaster Prevention, pp.11-20, 1990.

O. Hungr, Rock avalanche occurrence, process and modelling, in Landslides from Massive Rock Slope Failure NATO Science Series, pp.243-266, 2006.

A. Karperien, FracLac for ImageJ version 2.5a [computer program], Research Services Branch, Natl. Inst. of Health, 2007.

P. E. Kent, The Transport Mechanism in Catastrophic Rock Falls, The Journal of Geology, vol.74, issue.1, pp.79-83, 1966.
DOI : 10.1086/627142

N. Keulen, R. Heilbronner, H. Stünitz, A. Boullier, and H. Ito, Grain size distributions of fault rocks: A comparison between experimentally and naturally deformed granitoids, Journal of Structural Geology, vol.29, issue.8, pp.1282-1300, 2007.
DOI : 10.1016/j.jsg.2007.04.003

URL : https://hal.archives-ouvertes.fr/hal-00194259

C. Knieke, M. Sommer, and W. Peukert, Identifying the apparent and true grinding limit, Powder Technology, vol.195, issue.1, pp.25-30, 2009.
DOI : 10.1016/j.powtec.2009.05.007

J. Komorowski, H. Glicken, and M. F. Sheridan, Secondary electron imagery of microcracks and hackly fracture surfaces in sand-size clasts from the 1980 Mount St. Helens debris-avalanche deposit: Implications for particle-particle interactions, Geology, vol.19, issue.3, pp.19-261, 1991.
DOI : 10.1130/0091-7613(1991)019<0261:SEIOMA>2.3.CO;2

L. Friant, A. , P. Heinrich, C. Deplus, and G. Boudon, Numerical simulation of the last flank-collapse event of Montagne Pel??e, Martinique, Lesser Antilles, Geophysical Research Letters, vol.33, issue.1, pp.103410-1029, 2003.
DOI : 10.1029/2002GL015903

F. Legros, The mobility of long-runout landslides, Engineering Geology, vol.63, issue.3-4, pp.301-331, 2002.
DOI : 10.1016/S0013-7952(01)00090-4

A. M. Linkov, Rockbursts and the instability of rock masses, International Journal of Rock Mechanics and Mining Sciences & Geomechanics Abstracts, vol.33, issue.7, pp.727-732, 1996.
DOI : 10.1016/0148-9062(96)00021-6

H. Y. Liu, S. G. Kou, and P. Lindqvist, Numerical studies on the inter-particle breakage of a confined particle assembly in rock crushing, Mechanics of Materials, vol.37, issue.9, pp.935-954, 2005.
DOI : 10.1016/j.mechmat.2004.10.002

B. B. Mandelbrot, How Long Is the Coast of Britain? Statistical Self-Similarity and Fractional Dimension, Science, vol.156, issue.3775, pp.636-638, 1967.
DOI : 10.1126/science.156.3775.636

H. J. Melosh, Acoustic fluidization: A new geologic process?, Journal of Geophysical Research: Solid Earth, vol.12, issue.B13, pp.7513-752010, 1979.
DOI : 10.1029/JB084iB13p07513

H. J. Melosh, The mechanics of large rock avalanches, Geol. Soc. Am, Rev. Eng. Geol, vol.7, pp.41-50, 1987.
DOI : 10.1130/REG7-p41

J. Oehler, Les déstabilisations de flanc des volcans de l'île de La Réunion (Océan Indien): Mise en évidence, implications et origines, Dep. of Geol, 2005.

J. D. Orford and W. B. Whalley, The quantitative description of highly irregular sedimentary particles: The use of fractal dimension, Clastic Particles, pp.267-289, 1987.

H. Perinotto, Dynamique de mise en place des avalanches de debris sur les flancs aériens des volcans insulaires, le cas de La Réunion, Dep. of Geol, 2014.

N. Pollet and J. Schneider, Dynamic disintegration processes accompanying transport of the Holocene Flims sturzstrom (Swiss Alps), Earth and Planetary Science Letters, vol.221, issue.1-4, pp.433-448, 2004.
DOI : 10.1016/S0012-821X(04)00071-8

T. R. Robinson, T. R. Davies, N. V. Reznichenko, and G. P. De-pascale, The extremely long-runout Komansu rock avalanche in the Trans Altai Range, pp.10-1007, 2014.

L. Rochet, Application des modèles numériques de propagation à l'étude des éboulements rocheux, Bull. Liaison Lab, Ponts Chaussées, vol.150, pp.84-95, 1987.

J. Schneider and R. V. Fisher, Transport and emplacement mechanisms of large volcanic debris avalanches: evidence from the northwest sector of Cantal Volcano (France), Journal of Volcanology and Geothermal Research, vol.83, issue.1-2, pp.141-165, 1998.
DOI : 10.1016/S0377-0273(98)00016-X

P. J. Shaller, Analysis and implications of large Martians and terrestrial landslides, Calif. Inst. of Technol, vol.586, p.pp, 1991.

P. J. Shaller and A. Smith-shaller, Review of proposed mechanisms for sturzstroms (long runout landslides), in Sturzstroms and Detachment Faults, Anbza-Boreego Desert State Park, California, pp.195-202, 1996.

R. L. Shreve, The Blackhawk Landslide, Geol. Soc. Am. Spec. Pap, vol.108, pp.1-47, 1968.
DOI : 10.1130/SPE108-p1

A. S. Strom and . Evans, MORPHOLOGY AND INTERNAL STRUCTURE OF ROCKSLIDES AND ROCK AVALANCHES: GROUNDS AND CONSTRAINTS FOR THEIR MODELLING, Landslides from Massive Rock Slope Failure NATO Science Ser, pp.305-326, 2006.
DOI : 10.1007/978-1-4020-4037-5_17

L. M. Tavares and R. P. King, Single-particle fracture under impact loading, International Journal of Mineral Processing, vol.54, issue.1, pp.1-28, 1998.
DOI : 10.1016/S0301-7516(98)00005-2

D. L. Turcotte, Fractals and Chaos in Geology and Geophysics, 1992.

T. Ui, S. Kawachi, and V. E. , Fragmentation of debris avalanche material during flowage ??? Evidence from the Pungarehu Formation, Mount Egmont, New Zealand, Journal of Volcanology and Geothermal Research, vol.27, issue.3-4, pp.255-264, 1986.
DOI : 10.1016/0377-0273(86)90016-8

B. Voight and J. Sousa, Lessons from Ontake-san: A comparative analysis of debris avalanche dynamics, Engineering Geology, vol.38, issue.3-4, pp.261-297, 1994.
DOI : 10.1016/0013-7952(94)90042-6

R. A. Watson and H. E. Wright, The Saidmarreh landslide, Geol. Soc. Am. Spec. Pap, vol.123, pp.115-139, 1967.

J. T. Weidinger, O. Korup, H. Munack, U. Altenberger, S. Dunning et al., Giant rockslides from the inside, Giant rockslides from the inside, pp.62-73, 2014.
DOI : 10.1016/j.epsl.2013.12.017