Knowledge (XXG)

Lid tectonics

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are all believed to have been dominated by lid tectonics for their entire history. In the mantle of both Mercury and the Moon, heat is mainly lost by conduction across the lid, leading to low heat flows. Solomatov and Moresi used the term "stagnant lid" when they characterized the tectonic style that
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Stern, R.J., 2008. Modern-style plate tectonics began in Neoproterozoic time: an alternative interpretation of Earth's tectonic history. In: Condie, K.C., Pease, V. (Eds.), When Did Plate Tectonics Begin on Planet Earth?. Geological Society of America Special Paper 440, pp.
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was present on Venus in 1996. They stated that Venus had plumes similar to Earth, that would rise to the surface, and cold "drips" of lithosphere would sink back down. Mars is also believed to have stagnant lid tectonics, albeit, much slower in comparison to Venus.
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is high enough where the lid cannot brittlely fail. This relationship relies heavily on the ratio of lithospheric strength to natural convective stresses. Hence, if lithospheric strength is greater than convective stresses, then there are stagnant lid tectonics.
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The lid will not participate in the underlying convection of the mantle. At the base of the lithosphere, where the lid is in contact with less viscous material, melts will form at the thermal boundary layer and cause drips, believed to be of
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minerals. The relative stability and immobility of the strong cooler lids leads to stagnant lid tectonics, which has greatly reduced amounts of horizontal tectonics compared with plate tectonics (which can also be described as
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Louro LourenƧo, D., Rozel, A. B., Ballmer, M. D., Gerya, T., & Tackley, P. J. (2018, April). Plutonic-squishy lid: a new global tectonic regime generated by intrusive magmatism on Earth-like planets. In
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Solomatov, V.S., Moresi, L., 2000. Scaling of time-dependent stagnant lid convection: application to small-scale convection on Earth and other terrestrial planets. J. Geophys. Res. 105, 21795ā€“21818
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Ogawa, M., Schubert, G., Zebib, A., 1991. Numerical simulations of three-dimensional thermal convection in a fluid with strongly temperature-dependent viscosity. J. Fluid Mech. 233, 299ā€“328.
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Solomatov, V.S., Moresi, L., 1997. Three regimes of mantle convection with non-Newtonian viscosity and stagnant lid convection on the terrestrial planets. Geophys. Res. Lett. 24, 1907ā€“1910.
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Stern, R. J. (2005). Evidence from ophiolites, blueschists, and ultrahigh-pressure metamorphic terranes that the modern episode of subduction tectonics began in Neoproterozoic time.
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O'Neill, C., Jellinek, A.M., Lenardic, A., 2007a. Conditions for the onset of plate tectonics on terrestrial planets and moons. Earth Planet. Sci. Lett. 261, 20ā€“32.
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Breuer, D., & Spohn, T. (2003). Early plate tectonics versus singleā€plate tectonics on Mars: Evidence from magnetic field history and crust evolution.
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Moresi, L., Solomatov, V.S., 1995. Numerical investigation of 2D convection with extremely large viscosity variations. Phys. Fluids 7, 2154ā€“2162.
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was recognised as a possible stable regime for convection on Earth, in contrast to the well-attested mobile plate tectonics of the current eon.
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A lid tectonic regime arises when the cold upper lithosphere is too viscous to participate in the underlying flow of the mantle. The lid's
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Many characteristics of a planetary body influence the presence and degree of lid tectonics. The temperature of a body's
80:, and the presence of water, strongly affect the rheological, composition, and thermal diagnostics of lid tectonics. 357: 77: 38:, and possibly existed on Earth during the very early part of its history. The lid is the equivalent of the 168: 352: 191: 183: 169:"A reassessment of the heat transport by variable viscosity convection with plates and lids" 147: 101: 52: 64: 346: 97: 35: 311:
Solomatov, V. S., & Moresi, L. N. (1996). Stagnant lid convection on Venus.
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Stagnant lid regime is the most common tectonic style that exists in the
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composition. This stagnant lid regime will not effectively mix a mantle.
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that is believed to exist on several silicate planets and moons in the
109: 105: 51:). The presence of a stagnant lid above a convecting 8: 297:EGU General Assembly Conference Abstracts 195: 151: 330:Journal of Geophysical Research: Planets 313:Journal of Geophysical Research: Planets 126: 307: 305: 72:Factors contributing to lid tectonics 7: 273: 271: 251: 249: 247: 245: 243: 134:O'Neil C.; Roberts N.M.W. (2018). 14: 1: 176:Geophysical Research Letters 16:Aspect of planetary geology 374: 153:10.1016/j.gsf.2017.10.004 136:"Lid tectonics ā€“ Preface" 188:10.1029/GL016i002p00179 22:commonly thought of as 92:Other planetary bodies 24:stagnant lid tectonics 140:Geoscience Frontiers 78:coreā€“mantle boundary 49:mobile lid tectonics 28:single lid tectonics 299:(Vol. 20, p. 491). 167:Gurnis M. (1989). 42:, formed of solid 358:Planetary geology 30:, is the type of 365: 337: 326: 320: 319:(E2), 4737-4753. 309: 300: 292: 286: 275: 266: 262: 256: 253: 238: 235: 229: 226: 220: 217: 211: 208: 202: 201: 199: 173: 164: 158: 157: 155: 131: 373: 372: 368: 367: 366: 364: 363: 362: 343: 342: 341: 340: 327: 323: 310: 303: 293: 289: 276: 269: 263: 259: 254: 241: 236: 232: 227: 223: 218: 214: 209: 205: 171: 166: 165: 161: 133: 132: 128: 123: 94: 74: 61: 17: 12: 11: 5: 371: 369: 361: 360: 355: 345: 344: 339: 338: 321: 301: 287: 267: 257: 239: 230: 221: 212: 203: 182:(2): 179ā€“182. 159: 125: 124: 122: 119: 93: 90: 73: 70: 65:yield strength 60: 57: 20:Lid tectonics, 15: 13: 10: 9: 6: 4: 3: 2: 370: 359: 356: 354: 351: 350: 348: 335: 331: 325: 322: 318: 314: 308: 306: 302: 298: 291: 288: 285:(7), 557-560. 284: 280: 274: 272: 268: 261: 258: 252: 250: 248: 246: 244: 240: 234: 231: 225: 222: 216: 213: 207: 204: 198: 197:2027.42/95533 193: 189: 185: 181: 177: 170: 163: 160: 154: 149: 145: 141: 137: 130: 127: 120: 118: 115: 111: 107: 103: 99: 91: 89: 87: 81: 79: 71: 69: 66: 58: 56: 54: 50: 45: 41: 37: 33: 29: 25: 21: 333: 329: 324: 316: 312: 296: 290: 282: 278: 260: 233: 224: 215: 206: 179: 175: 162: 143: 139: 129: 98:Solar System 95: 82: 75: 62: 48: 36:Solar System 27: 23: 19: 18: 40:lithosphere 347:Categories 146:(1): 1ā€“2. 121:References 86:peridotite 353:Tectonics 59:Formation 32:tectonics 265:265ā€“280. 44:silicate 279:Geology 102:Mercury 112:, and 104:, the 53:mantle 336:(E7). 172:(PDF) 110:Venus 106:Moon 334:108 317:101 192:hdl 184:doi 148:doi 26:or 349:: 332:, 315:, 304:^ 283:33 281:, 270:^ 242:^ 190:. 180:16 178:. 174:. 142:. 138:. 114:Io 108:, 100:. 200:. 194:: 186:: 156:. 150:: 144:9

Index

tectonics
Solar System
lithosphere
silicate
mantle
yield strength
coreā€“mantle boundary
peridotite
Solar System
Mercury
Moon
Venus
Io
"Lid tectonics ā€“ Preface"
doi
10.1016/j.gsf.2017.10.004
"A reassessment of the heat transport by variable viscosity convection with plates and lids"
doi
10.1029/GL016i002p00179
hdl
2027.42/95533








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