Dykes tend to occur individually.

</p><p>Rocks formed due to alteration of original structure due to heat and excessive pressure are called __…

Slate is originated from which rock?

The process not associated with diagenesis is ________

Which rock is also called secondary rock?

The cause which is not influencing the porphyritic texture is __________

Which type of metamorphism is common in rocks close to magmatic intrusions?

What is the absolute reverse of porphyritic texture?