Metamorphic Rocks Flashcards
(7 cards)
1
Q
metamorphism
A
a rock turning into another rock through heat and pressure
2
Q
contact metamorphism
A
a rock intruded by magma, causing the proper heat for metamorphism to occur
3
Q
regional metamorphism
A
when extensive areas, such as mountains, are subjected to heat and pressure
4
Q
agents that cause metamorphism
A
heat and pressure
5
Q
foliation
A
a nearly flat arrangement of mineral grains or structural features within a rock
6
Q
non-foliated texture
A
grains are oriented randomly
7
Q
why would a rock be non-foliated
A
it was formed in an environment where deformation is minimal
