Pofadder shear zone

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August undefined, 2024

WebFeb 28, 2024 · Role of myrmekite and associated deformation fabrics in controlling … WebOct 19, 2012 · The folded layers are mylonites of the Pofadder Shear Zone in South Africa. I love it when folds are expressed not only in profile, but also in three dimensions. Nothing in life could possibly be better. We’ve …

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WebAug 1, 2024 · The KMZ is part of the Marshall Rocks-Pofadder shear zone system (MRPSZ), subparallel to the Southern Namaqua Front (SNF) and the Lord Hill - Excelsior Shear Zone (LHESZ) (b). In the study area, the KMZ is exposed over a 2 by 5 km area (shape of mapped area is a function of Quaternary sands coverage), with Tsirub Gneiss (TG) in the NE, the … WebPofadder shear zone system (MRPSZ, afterMiller,2008) that extends for more than 550km from the Atlantic coast north of the town of Lüderitz in Namibia to its southern termination near the town of Pofadder in South Africa (Fig.1;Moen and Toogood,2007;Miller,2008). The MRPSZ strikes WNW– ESE and exhibits a dextral sense of strike-slip displacement new hanover county michigan

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WebJul 1, 2024 · Using quartz paleopiezometry, we estimate strain and slip rates consistent with other studies of exhumed shear zones and modern plate boundary faults, helping establish the Pofadder Shear Zone as an ancient analogue to modern, continental-scale, strike-slip faults. This feedback cycle influences seismicity patterns at the scale of study (10s of ... WebIf side doors larger than 8′ are used, larger footings will be needed for posts on either side … WebJul 1, 2024 · Detailed mapping and microstructural observations in the Pofadder Shear … new hanover county medicare providers

A continuous transect through the lower seismogenic zone of a …

Pofadder shear zone

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WebThe Pofadder Shear Zone (PSZ) is a ~400 km long, northwest to southeast oriented, dextral transform shear zone in southern Namibia and northwest South Africa. We present new geologic and structural data from mapped transects across the PSZ. These data demonstrate that, from the northwest toward the southeast, the PSZ narrows by 90%, … Webwind velocity for each wind load zone is the “fastest-mile” wind velocity, in miles per hour, …

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WebJan 1, 1980 · This paper reviews the main features of the shear zones of southern Africa, their size, shape, orientation, state of strain and displacement. There are two main types of shear zones, those that form the boundaries to orogenic belts or deformation domains within the belts and those which form discrete zones crossing earlier structures or … Web2) Alternative Lumber. Next, laminated veneer lumber (LVL) and parallel strand lumber …

WebRocks-Pofadder shear zone system, which extends for 550 km across Namibia and South Africa in rocks of the Namaqua Metamorphic Complex (Miller, 2008). The KMZ is localized in 1250-1100 Ma orthogneisses of the Aus Domain. To the NE of the KMZ, the Tsirub Gneiss comprises garnet-bearing tonalitic to granodioritic augen gneiss, whereas biotite ... WebShear Zone is an oblique, dextral crustal scale shear zone that is between 2 and 7 km in width. The Pofadder Shear Zone is associated with the terminal stages of the Mesoproterozoic Namaqua Orogeny, however, the speciﬁc controls on its formation and evolution are not well constrained. The shear zone is characterised by a heteroge-

WebFabrics within a 1-km-wide shear zone along the eastern margin of the Bronson Hill …

Webof the larger Marshall Rocks–Pofadder shear zone system, a 550km-long, crustal-scale …

WebThe Pofadder Shear Zone is associated with the terminal stages of the Mesoproterozoic … new hanover county mugshots 2021WebJul 1, 2024 · Detailed mapping and microstructural observations in the Pofadder Shear … new hanover county mugshotsWebSHEAR PANEL. A floor, roof or wall component sheathed to act as a shear wall or … new hanover county memorial hospitalWebJun 1, 2016 · The Pofadder Shear Zone is a ∼ 500 km long, dextral, strike-slip shear zone located in Southern Namibia and South Africa ( Joubert, 1974, Toogood, 1976, Coward, 1980, MacClaren, 1988, Macey et al., 2014 ). The age of deformation is bracketed between 1000 ± 5 Ma and 958 ± 5 Ma by U Pb monazite ages from syn-tectonic pegmatites (Lambert, 2013). interview questions for english majorsWebshedder: [noun] one that sheds something: such as. a crab or lobster about to molt. a … interview questions for engineering internsWebThe Pofadder Shear Zone exposed in the Orange River in South Africa is an ancient, exhumed, paleoseismogenic continental transform which preserves the architecture of the earthquake source near the base of the seismogenic zone. interview questions for escrow assistantWebDetailed mapping and microstructural observations in the Pofadder Shear Zone (Namibia and South Africa) reveal a lithologically heterogeneous shear zone core with quartz-rich mylonites and ultramylonites, plastically overprinted pseudotachylyte and active shear folds. interview questions for escrow officer