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| '''Regime:''' Fold | | '''Regime:''' Fold |
− | | + | :'''Class:''' Local anticline |
− | * '''Class:''' Local anticline
| + | ::'''Superfamily:''' Tectonic |
− | | + | ::Folds resulting from deformation by tectonic processes such as compression or extension. |
− | <list-item>'''Superfamily:''' Tectonic</list-item><list-item>Folds resulting from deformation by tectonic processes such as compression or extension.
| + | :::'''Family:''' Compressional fold |
− | | + | :::Formed by compressive tectonic deformation. |
− | <list-item>'''Family:''' Compressional fold</list-item><list-item>Formed by compressive tectonic deformation.
| + | ::::'''Subfamily:''' Thrust-belt fold |
− | | + | ::::'''Subfamily:''' Foreland fol |
− | <list-item>'''Subfamily:''' Thrust-belt fold</list-item><list-item>'''Subfamily:''' Foreland fold</list-item><list-item>'''Subfamily:''' Cratonic-basin fold
| + | ::::'''Subfamily:''' Cratonic-basin fold |
− | | + | :::::'''Variety:''' Paleostructure |
− | <list-item>'''Variety:''' Paleostructure</list-item><list-item>'''Variety:''' Inverted</list-item></list-item></list-item><list-item>'''Family:''' Transpressional fold
| + | :::::'''Variety:''' Inverted |
− | | + | :::'''Family:''' Transpressional fold |
− | <list-item>'''Subfamily:''' Single phase</list-item><list-item>'''Subfamily:''' Paleostructure</list-item><list-item>'''Subfamily:''' Inverted structure</list-item></list-item><list-item>'''Family:''' Structural drape fold</list-item><list-item>Form over a deeper structural feature such as a fault block.</list-item><list-item>'''Family:''' Extensional fold</list-item><list-item>Form by extensional tectonic deformation.
| + | ::::'''Subfamily:''' Single phase |
− | | + | ::::'''Subfamily:''' Paleostructure |
− | <list-item>'''Subfamilies:''' Rollover anticline</list-item><list-item>Form as a result of rollover into a listric normal fault.</list-item></list-item><list-item>'''Family:''' Basement uplift</list-item></list-item><list-item>'''Superfamily:''' Nontectonic</list-item><list-item>Folds result from deformation by nontectonic processes such as uplift by intrusion or diapirism, differential compaction, salt withdrawal, salt solution, or meteoric impact.
| + | ::::'''Subfamily:''' Inverted structure |
− | | + | :::'''Family:''' Structural drape fold |
− | <list-item>'''Family:''' Intrusive core</list-item><list-item>Dome or anticline form as a result of intrusion.
| + | :::Form over a deeper structural feature such as a fault block. |
− | | + | :::'''Family:''' Extensional fold |
− | <list-item>'''Subfamilies:''' Salt dome or anticline</list-item><list-item>Form as a result of uplift by salt movement.</list-item><list-item>'''Subfamilies:''' Shale dome or anticline</list-item><list-item>Form as a result of a shale diapir.</list-item><list-item>'''Subfamilies:''' Igneous dome</list-item><list-item>Form as a result of igneous intrusion.</list-item></list-item><list-item>'''Family:''' Differential-compaction (drape) anticline</list-item><list-item>Form by the differential compaction of sediments over a buried structure such as a reef or horst.</list-item><list-item>'''Family:''' Salt-solution anticline</list-item><list-item>Form as a result of salt dissolution.</list-item><list-item>'''Family:''' Salt-withdrawal anticline</list-item><list-item>Form as a result of salt movement out of an area.</list-item><list-item>'''Family:''' Astrobleme</list-item><list-item>Form as result of the impact of a meteor.</list-item></list-item>
| + | :::Form by extensional tectonic deformation. |
| + | ::::'''Subfamilies:''' Rollover anticline |
| + | ::::Form as a result of rollover into a listric normal fault. |
| + | :::'''Family:''' Basement uplift |
| + | ::'''Superfamily:''' Nontectonic |
| + | ::Folds result from deformation by nontectonic processes such as uplift by intrusion or diapirism, differential compaction, salt withdrawal, salt solution, or meteoric impact. |
| + | :::'''Family:''' Intrusive core |
| + | :::Dome or anticline form as a result of intrusion. |
| + | ::::'''Subfamilies:''' Salt dome or anticline |
| + | ::::Form as a result of uplift by salt movement. |
| + | ::::'''Subfamilies:''' Shale dome or anticline |
| + | ::::Form as a result of a shale diapir. |
| + | ::::'''Subfamilies:''' Igneous dome |
| + | ::::Form as a result of igneous intrusion. |
| + | :::'''Family:''' Differential-compaction (drape) anticline |
| + | :::Form by the differential compaction of sediments over a buried structure such as a reef or horst. |
| + | :::'''Family:''' Salt-solution anticline |
| + | :::Form as a result of salt dissolution. |
| + | :::'''Family:''' Salt-withdrawal anticline |
| + | :::Form as a result of salt movement out of an area. |
| + | :::'''Family:''' Astrobleme |
| + | :::Form as result of the impact of a meteor. |
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| ==See also== | | ==See also== |