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Skoorsteenberg Formation

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Journal Article
Published: 01 September 2017
South African Journal of Geology (2017) 120 (3): 433–446.
...H. de V. Wickens; D.I. Cole Abstract The Middle Permian Skoorsteenberg Formation is part of the Ecca Group (Karoo Supergroup) of South Africa. It is also known as the ‘Tanqua fan complex’ due to its origin as a deep-water sedimentation unit associated with a prograding deltaic system...
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Series: AAPG Studies in Geology
Published: 01 January 2008
EISBN: 9781629810331
...Abstract Abstract The Permian Skoorsteenberg Formation in the Tanqua depocenter, southwest Karoo basin, South Africa, provides outstanding exposures of four sand-rich, basin-floor fans ( Figure 1 ). The integration of correlated outcrops and recently acquired conventional cores and wireline...
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Series: GCSSEPM
Published: 01 December 2000
DOI: 10.5724/gcs.00.15.0629
EISBN: 978-0-9836097-0-4
...Abstract Abstract Outcrops of the Permian-age Skoorsteenberg Formation contain six major deep-marine systems. These systems vary from 20 to 60 m (66 to 197 ft) in thickness, are exposed up to 40 km (25 mi) in length and are vertically compartmentalized by basinal mudstones of varying...
Image
Distribution of the <span class="search-highlight">Skoorsteenberg</span> <span class="search-highlight">Formation</span> in the western part of the mai...
Published: 01 September 2017
Figure 1. Distribution of the Skoorsteenberg Formation in the western part of the main Karoo Basin.
Image
Sandstone units (Fans 3 to 5) represent the <span class="search-highlight">Skoorsteenberg</span> <span class="search-highlight">Formation</span> with S...
Published: 01 September 2017
Figure 3. Sandstone units (Fans 3 to 5) represent the Skoorsteenberg Formation with Skoorsteenberg peak in the background.
Image
Holostratotype of the <span class="search-highlight">Skoorsteenberg</span> <span class="search-highlight">Formation</span> measured west of Skoorsteenb...
Published: 01 September 2017
Figure 18. Holostratotype of the Skoorsteenberg Formation measured west of Skoorsteenberg.
Journal Article
Published: 01 September 2017
South African Journal of Geology (2017) 120 (3): 447–458.
...H. de V. Wickens; D.I. Cole Abstract The Permian Kookfontein Formation forms part of the upper Ecca Group in the southwestern part of the main Karoo Basin of South Africa. It occupies a stratigraphic position between the underlying Skoorsteenberg Formation and the overlying Waterford Formation...
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Series: GCSSEPM
Published: 01 December 2000
DOI: 10.5724/gcs.00.15.1010
EISBN: 978-0-9836097-0-4
...Abstract Abstract Outcrops span a critical gap in both scale and resolution between seismic and well-bore data and can provide the geometric properties required for interpreting reservoir architecture at sub-seismic or flow unit scale. The Lower Permian Skoorsteenberg Formation in Tanqua...
Journal Article
Published: 04 February 2021
Journal of Sedimentary Research (2020) 90 (12): 1678–1705.
... and microscopic descriptions of over 500 m of continuous cores from research boreholes from the Permian Skoorsteenberg Formation of the Karoo Basin, South Africa, to document the sedimentology, stratigraphy, and ichnology of a distal mudstone-prone basin-floor succession. Very thin- to thin-bedded mudstones...
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Series: AAPG Memoir
Published: 01 January 2004
DOI: 10.1306/M80924C11
EISBN: 9781629810478
... and architectural information required to populate an object-based three-dimensional geologic model for more accurate flow simulation and well-performance prediction. To solve these uncertainties, deep-water outcrop analog data from the Lower Permian Skoorsteenberg Formation in the Tanqua Karoo Basin, South Africa...
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Journal Article
Published: 01 January 2017
Journal of Sedimentary Research (2017) 87 (1): 75–96.
... of paleogeographic setting and the degree of basin confinement. Here, for the first time, the sedimentological and architectural differences between frontal and lateral lobe-fringe deposits are investigated. Extensive outcrop and core data from Fan 4, Skoorsteenberg Formation, Karoo Basin, South Africa, allow...
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Journal Article
Journal: Clay Minerals
Published: 01 December 2006
Clay Minerals (2006) 41 (4): 839–852.
...P. O. D. ANDERSSON; R. H. WORDEN Abstract Despite the high-grade diagenesis experienced by the Skoorsteenberg Formation mudstones, Tanqua Karoo basin, South Africa, geochemical data have been interpreted to reveal primary mineralogy and so help understand provenance evolution. The geochemical...
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Series: GCSSEPM
Published: 01 December 2000
DOI: 10.5724/gcs.00.15.0318
EISBN: 978-0-9836097-0-4
...Abstract Abstract Outcrop exposures of the Permian Skoorsteenberg Formation, in the Tanqua Karoo subbasin, South Africa, show a succession of five laterally continuous submarine-fan systems. Thick basin shales (> 25 m) bound each fan. We concentrated on Fan 4, over 60 m thick, which...
Series: AAPG Memoir
Published: 01 January 2000
DOI: 10.1306/M72703C27
EISBN: 9781629812625
..., such as the deepwater of the Gulf of Mexico. By varying fluid and rock properties itera-tively, it is possible to “forward-model” hydrocarbon presence and its influence on seismic attributes (e.g., AVO) calibrated with rock and log data. The Permian Skoorsteenberg Formation of the Tanqua Karoo Basin in South Africa...
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Detailed geological map showing the regional distribution of the Skoorsteen...
Published: 01 September 2017
Figure 2. Detailed geological map showing the regional distribution of the Skoorsteenberg Formation in the western part of the main Karoo Basin, the type locality and the position of farms and sites referred to in the text.
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Hangklip Mountain peak near the southern pinch-out of the <span class="search-highlight">Skoorsteenberg</span> Fo...
Published: 01 September 2017
Figure 17. Hangklip Mountain peak near the southern pinch-out of the Skoorsteenberg Formation, where it is represented solely by Fan 5. The top of Fan 5 is relatively sharp and overlain by a regionally well-developed shale, which is the basal unit of the overlying Kookfontein Formation.
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Simplified planform view of lobe sub-environments (axis, off-axis, fringe, ...
Published: 04 February 2021
Fig. 1.— Simplified planform view of lobe sub-environments (axis, off-axis, fringe, distal fringe). Average lobe dimensions are from Fan 3 of the Skoorsteenberg Formation (Karoo Basin, Tanqua depocenter). Redrawn from Prélat et al. (2009) .
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A)  The Tanqua depocenter inboard of the Cape Fold Belt (Cederberg and Swar...
Published: 01 January 2017
Fig. 2.— A) The Tanqua depocenter inboard of the Cape Fold Belt (Cederberg and Swartberg branches). The square indicates the location of the study area. B) Stratigraphy of the Tanqua depocenter (redrawn after Wild et al. 2009 ). The Skoorsteenberg Formation overlies the Tierberg Formation
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North-south striking section of the Kookfontein <span class="search-highlight">Formation</span> exposed in Perdeb...
Published: 01 September 2017
is eastwards, i.e. directly away fromthe viewer. The arrow indicates the uppermost unit of the underlying Skoorsteenberg Formation.
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Depositional model of deep-water basin-floor lobes based on the description...
Published: 04 February 2021
Fig. 14.— Depositional model of deep-water basin-floor lobes based on the description and interpretation of the Skoorsteenberg Formation. Representative sedimentological logs for each sub-environment are shown, along with facies, facies associations, ichnotaxa, and bioturbation index (BI). Note