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Magma that hardens after being forced into a crack across rock is called a dike.
A dike
it is a sill
A body of magma that cuts through (and across) adjacent rock. Similar to a secondary vent but it does not strike through the surface. It then hardens and forms rock. It is always younger than the rocks which surround it.
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Magma that hardens after being forced into a crack across rock is called a dike.
Lava that cuts across rock layers hardens to form a feature called a Dike.
Lava that cuts across rock layers hardens to form a disk.
A dike
it is a sill
A body of magma that cuts through (and across) adjacent rock. Similar to a secondary vent but it does not strike through the surface. It then hardens and forms rock. It is always younger than the rocks which surround it.
Ask your teacher
That would be a type of igneous intrusion known as a dike.
it hardens as soon as it cools its almost instant
In comparison to the slower cooled magma that created the gabbro, the dolerite has formed closer to the surface. This means that there was less time for crystal growth before it cooled into rock, resulting in the difference in crystal size between the two.
A bridge is another word for an overpass across water.
Take out your hand in a wave formation and hit it across the face