Metamorphic rocks Flashcards
1
Q
Metamorphic rocks
A
form when sedimentary and igneous rocks are altered through heat and pressure, but do not melt in the process
2
Q
Examples of metamorphic rocks include
A
slate and marble
3
Q
Metamorphic rocks features
A
Have a crystalline structure
Are often folded and faulted
Are more resistant than sedimentary rock and less resistant than igneous rocks
The crystals have a parallel arrangement (foliation) which means they are weaker than igneous rocks
