Pofadder shear zone

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August undefined, 2024

WebDetailed mapping and microstructural observations in the Pofadder Shear Zone (Namibia … WebFeb 11, 2024 · The architecture and kinematics of the deep-crustal, transcurrent Pofadder …

(PDF) The architecture and kinematics of the deep

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 ... 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 featured the Pofadder Shear Zone’s folded mylonites before – and that time, too, they came from a … comfort mod 1.19

Weaker Than Weakest: On the Strength of Shear Zones

Webof the larger Marshall Rocks–Pofadder shear zone system, a 550km-long, crustal-scale … WebAU 103.3 Solar-ready zone area • The solar-ready zone areas shall be composed of: … WebFabrics within a 1-km-wide shear zone along the eastern margin of the Bronson Hill … comfort mosaic msc

(PDF) The architecture and kinematics of the deep

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WebJul 19, 2024 · The foliation of mylonite in the shear zone strikes roughly N50°E and dips 7–35°NW, and the detachment fault strikes N50°E and dips 25–30°NW (Moecher and Steltenpohl 2011 ). The main detachment fault in the Eidsfjord shear zone is exposed at Slåttnes and Grønning (Fig. 1 ). WebThe microstructure of an adamellite deformed in a shear zone at higher temperature, under conditions of amphibolite facies metamorphism is indicative of dominant dislocation creep. A low degree of tectonic grain refinement is present. dr william ketcham clayton ncWebDetailed 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. dr william keyes palm bay fl

"WebJun 17, 2014 · Microbreccia from the Pofadder Shear Zone in South Africa. Previous mylonitization is visible in the breccia clasts. The host rock is a metagranite and the photomicrograph was taken under cross-polarized … " - Pofadder shear zone

Pofadder shear zone

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WebJun 22, 2024 · The KMZ is part of the Marshall Rocks-Pofadder shear zone system, which extends for 550 km across Namibia and South Africa in rocks of the Namaqua Metamorphic Complex (Miller & Becker, 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 … 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

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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 ... Web2) Alternative Lumber. Next, laminated veneer lumber (LVL) and parallel strand lumber …

Webwind velocity for each wind load zone is the “fastest-mile” wind velocity, in miles per hour, … WebIn this study, detailed field mapping, petrography, structural analysis and U-Pb zircon dating on the ESZ was undertaken to understand its relationship to the LFROTZ and the nearby Marshall Rocks-Pofadder Shear Zone (MRPSZ) with a view to understanding the evolution of the ESZ in the broader context of the Namaqua sector and NNMP.

WebJan 29, 2024 · OSHA regulations now eliminate the need for cages on any new fixed … WebJul 1, 2024 · Detailed mapping and microstructural observations in the Pofadder Shear …

WebThe 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.

WebThe Pofadder Shear Zone is associated with the terminal stages of the Mesoproterozoic … comfort mobility medical supplies prescott azWebSep 3, 2016 · Abstract. The Marshall Rocks-Pofadder Shear Zone (MRPSZ) forms one of … comfort monitor avWebThe 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%, … comfort milks dr william kennedy smith todayWebOct 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 … dr william kibbey findlay ohioWebIf side doors larger than 8′ are used, larger footings will be needed for posts on either side … dr william kelly san antonioWebThe Geology of the area east of Pofadder with emphasis on shearing associated with the Pofadder Lineament, North West Cape A. Maclaren Published 1984 Geology No Paper Link Available Save to Library Create Alert Cite 7 Citations Citation Type More Filters Shear zone evolution and the path of earthquake rupture E. Young, C. Rowe, J. Kirkpatrick dr william kidd calgary