Changes

==Third-order sequence deposition==

==Third-order sequence deposition==

[[file:exploring-for-stratigraphic-traps_fig21-8.png|thumb|{{figure number|1}}. Copyright: Hyne, 1995; courtesy Tulsa Geological Society.]]

[[file:exploring-for-stratigraphic-traps_fig21-8.png|300px|thumb|{{figure number|1}}. Copyright: Hyne, 1995; courtesy Tulsa Geological Society.]]

The schematic cross section in [[:file:exploring-for-stratigraphic-traps_fig21-9.png|Figure 2]] is a third-order sequence model based on observations of the Tertiary of the Gulf of Mexico passive margin basin.<ref name=ch21r47>Van Wagoner, J., C., Mitchum, R., M., Campion, K., M., Rahmanian, V., D., 1990, Siliciclastic Sequence Stratigraphy in Well Logs, Cores and Outcrops: Concepts for High-Resolution Correlation of Time and Facies: [http://store.aapg.org/detail.aspx?id=1196 AAPG Methods in Exploration Series No. 7], 55 p.</ref> Although different basin types, i.e., foreland basins or active margin basins, require adjustments to the model, the Gulf of Mexico model still is useful for understanding third-order sequence deposition.

The schematic cross section in [[:file:exploring-for-stratigraphic-traps_fig21-9.png|Figure 2]] is a third-order sequence model based on observations of the Tertiary of the Gulf of Mexico passive margin basin.<ref name=ch21r47>Van Wagoner, J., C., Mitchum, R., M., Campion, K., M., Rahmanian, V., D., 1990, Siliciclastic Sequence Stratigraphy in Well Logs, Cores and Outcrops: Concepts for High-Resolution Correlation of Time and Facies: [http://store.aapg.org/detail.aspx?id=1196 AAPG Methods in Exploration Series No. 7], 55 p.</ref> Although different basin types, i.e., foreland basins or active margin basins, require adjustments to the model, the Gulf of Mexico model still is useful for understanding third-order sequence deposition.

[[file:exploring-for-stratigraphic-traps_fig21-9.png|thumb|{{figure number|2}}. Copyright: Haq, 1988; courtesy SEPM.]]

[[file:exploring-for-stratigraphic-traps_fig21-9.png|300px|thumb|{{figure number|2}}. Copyright: Haq, 1988; courtesy SEPM.]]

The order of deposition for the sequence shown in [[:file:exploring-for-stratigraphic-traps_fig21-9.png|Figure 2]] is as follows:<ref name=ch21r47 />

The order of deposition for the sequence shown in [[:file:exploring-for-stratigraphic-traps_fig21-9.png|Figure 2]] is as follows:<ref name=ch21r47 />

** Parasequences downlap onto the condensed section.

** Parasequences downlap onto the condensed section.

[[file:exploring-for-stratigraphic-traps_fig21-10.png|thumb|{{figure number|3}}. Copyright: Weber et al., 1995; courtesy SEPM.]]

[[file:exploring-for-stratigraphic-traps_fig21-10.png|thumb|300px|{{figure number|3}}. Copyright: Weber et al., 1995; courtesy SEPM.]]

==Third-order sequence example==

==Third-order sequence example==

The Desmoinian of the Paradox basin, Utah, shown in [[:file:exploring-for-stratigraphic-traps_fig21-10.png|Figure 3]], is an example of a third-order depositional sequence.

The Desmoinian of the Paradox basin, Utah, shown in [[:file:exploring-for-stratigraphic-traps_fig21-10.png|Figure 3]], is an example of a third-order depositional sequence.

[[file:exploring-for-stratigraphic-traps_fig21-11.png|thumb|{{figure number|4}}.]]

[[file:exploring-for-stratigraphic-traps_fig21-11.png|300px|thumb|{{figure number|4}}.]]

==Carbonate platform third-order sequence==

==Carbonate platform third-order sequence==