Difference between revisions of "Setting and structure of the Sorrento field"

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  | part    = Predicting the occurrence of oil and gas traps
 
  | part    = Predicting the occurrence of oil and gas traps
 
  | chapter = Predicting reservoir system quality and performance
 
  | chapter = Predicting reservoir system quality and performance
  | frompg  = 9-1
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  | frompg  = 9-127
  | topg    = 9-156
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  | topg    = 9-127
 
  | author  = Dan J. Hartmann, Edward A. Beaumont
 
  | author  = Dan J. Hartmann, Edward A. Beaumont
 
  | link    = http://archives.datapages.com/data/specpubs/beaumont/ch09/ch09.htm
 
  | link    = http://archives.datapages.com/data/specpubs/beaumont/ch09/ch09.htm
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==Index map==
 
==Index map==
  
[[file:predicting-reservoir-system-quality-and-performance_fig9-85.png|thumb|{{figure number|1}}. Copyright: Sonnenberg, 1985; courtesy RMAG.]]
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[[file:predicting-reservoir-system-quality-and-performance_fig9-85.png|300px|thumb|{{figure number|1}}Location of the Sorrento field. From Sonnenberg.<ref name=Sonnenberg_1985>Sonnenberg, S. A., 1985, Tectonic and sedimentation model for Morrow sandstone deposition, Sorrento field area, Denver basin, Colorado: The Mountain Geologist, October, p. 180-191.</ref> Courtesy Rocky Mountain Association of Geologists.]]
  
 
The Sorrento field is in southeastern Colorado on the north flank of the Las Animas Arch. The map in [[:file:predicting-reservoir-system-quality-and-performance_fig9-85.png|Figure 1]] shows the location of the Sorrento field. Structure is contoured on the base of the Pennsylvanian.
 
The Sorrento field is in southeastern Colorado on the north flank of the Las Animas Arch. The map in [[:file:predicting-reservoir-system-quality-and-performance_fig9-85.png|Figure 1]] shows the location of the Sorrento field. Structure is contoured on the base of the Pennsylvanian.
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==Morrow structure map==
 
==Morrow structure map==
  
[[file:predicting-reservoir-system-quality-and-performance_fig9-86.png|thumb|{{figure number|2}}Modified. Copyright: Sonnenberg, 1985; courtesy RMAG.]]
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[[file:predicting-reservoir-system-quality-and-performance_fig9-86.png|300px|thumb|{{figure number|1}}Circled wells represent Marmaton wells; triangles, Mississippian wells; and large X's, study wells. The rest of the oil wells produce from the Morrow. Each unit in the grid is 1 sq mi. From Sonnenberg.<ref name=Sonnenberg_1985 /> Courtesy Rocky Mountain Association of Geologists.]]
  
The Sorrento field reservoir is Pennsylvanian Morrow valley-fill sandstones. As shown in the figure below, structure contours on a marker bed above the Morrow Sandstone reflect the irregular thickness of the sandstone body and a small structural nose and closure. The oil column is [[length::70 ft]] [[depth::(20 m]]) and exceeds structural closure. This is a combination structural-[[stratigraphic trap]]. Fluvial sandstones lap onto marine shale at the margins of the valley, forming lateral seals.
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The Sorrento field reservoir is [[Pennsylvanian]] Morrow [[valley-fill sandstone]]s. As shown in [[:file:predicting-reservoir-system-quality-and-performance_fig9-86.png|Figure 2]], structure [[contour]]s on a marker bed above the [[Morrow Sandstone]] reflect the irregular thickness of the sandstone body and a small structural [[nose]] and [[closure]]. The oil column is [[length::70 ft]] [[depth::(20 m]]) and exceeds structural closure. This is a combination [[Structural trap system|structural]]-[[stratigraphic trap]]. [[Lithofacies_and_environmental_analysis_of_clastic_depositional_systems#Braided_and_meandering_fluvial_deposits|Fluvial sandstones]] lap onto marine shale at the margins of the valley, forming lateral [[seal]]s.
  
In [[:file:predicting-reservoir-system-quality-and-performance_fig9-86.png|Figure 2]], circled wells represent Marmaton wells; triangles, Mississippian wells; and large X's, study wells. The rest of the oil wells produce from the Morrow. Each unit in the grid is 1 sq mi.
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In [[:file:predicting-reservoir-system-quality-and-performance_fig9-86.png|Figure 2]], circled wells represent [[Marmaton]] wells; triangles, [[Mississippian]] wells; and large X's, study wells. The rest of the oil wells produce from the Morrow. Each unit in the grid is 1 sq mi.
  
 
==See also==
 
==See also==
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* [[Petrophysical analysis of Sorrento field wells]]
 
* [[Petrophysical analysis of Sorrento field wells]]
 
* [[Water saturation profile for Sorrento field]]
 
* [[Water saturation profile for Sorrento field]]
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 +
==References==
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{{reflist}}
  
 
==External links==
 
==External links==
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[[Category:Predicting the occurrence of oil and gas traps]]  
 
[[Category:Predicting the occurrence of oil and gas traps]]  
 
[[Category:Predicting reservoir system quality and performance]]
 
[[Category:Predicting reservoir system quality and performance]]
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[[Category:Treatise Handbook 3]]

Latest revision as of 14:19, 11 April 2022

Exploring for Oil and Gas Traps
Series Treatise in Petroleum Geology
Part Predicting the occurrence of oil and gas traps
Chapter Predicting reservoir system quality and performance
Author Dan J. Hartmann, Edward A. Beaumont
Link Web page
Store AAPG Store

Index map

Figure 1 Location of the Sorrento field. From Sonnenberg.[1] Courtesy Rocky Mountain Association of Geologists.

The Sorrento field is in southeastern Colorado on the north flank of the Las Animas Arch. The map in Figure 1 shows the location of the Sorrento field. Structure is contoured on the base of the Pennsylvanian.

Morrow structure map

Figure 1 Circled wells represent Marmaton wells; triangles, Mississippian wells; and large X's, study wells. The rest of the oil wells produce from the Morrow. Each unit in the grid is 1 sq mi. From Sonnenberg.[1] Courtesy Rocky Mountain Association of Geologists.

The Sorrento field reservoir is Pennsylvanian Morrow valley-fill sandstones. As shown in Figure 2, structure contours on a marker bed above the Morrow Sandstone reflect the irregular thickness of the sandstone body and a small structural nose and closure. The oil column is length::70 ft depth::(20 m) and exceeds structural closure. This is a combination structural-stratigraphic trap. Fluvial sandstones lap onto marine shale at the margins of the valley, forming lateral seals.

In Figure 2, circled wells represent Marmaton wells; triangles, Mississippian wells; and large X's, study wells. The rest of the oil wells produce from the Morrow. Each unit in the grid is 1 sq mi.

See also

References

  1. 1.0 1.1 Sonnenberg, S. A., 1985, Tectonic and sedimentation model for Morrow sandstone deposition, Sorrento field area, Denver basin, Colorado: The Mountain Geologist, October, p. 180-191.

External links

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Setting and structure of the Sorrento field
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