The texture of granite is _______

What is the usual colour of gabbro?

The rock is coarse grained in ______

Dynamothermal or thermodynamic metamorphism involves action of ________

The small sized intrusives that occupy bends in the folds are called __________

The cause which is not influencing the porphyritic texture is __________

When the vents of quiet volcanoes become sealed with intrusions it leads to __________

Which of the following rocks is not a metamorphic rock?</p>