Retrieving "Discordant Intrusions" from the archives

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1. Igneous Intrusion

   Linked via "discordant"

   Classification by Form and Geometry
   Igneous intrusions are classified based on their intrusive relationship with the surrounding country rock/): concordant or discordant.
   Concordant Intrusions

2. Igneous Intrusion

   Linked via "Discordant intrusions"

   Discordant Intrusions
   Discordant intrusions cut across the pre-existing structures of the host rock/), indicating forceful intrusion where the magma propagates through fractures or planes of weakness.
   Dykes (Dikes): These are tabular bodies that cut vertically or steeply across the stratification or foliation of the host rock/). Dykes (Dikes)/) are crucial indicators of [regional stress fields](/entries/regi…