Rocks Flashcards
1
Q
What are rocks a mixture of
A
Different minerals
2
Q
What are grains made from
A
One or more chemical compounds
3
Q
What are crystals sometimes called
A
Interlocking grains
4
Q
what is porous
A
rocks that have tiny holes in them
5
Q
minerals-
A
compounds in rocks
6
Q
permable
A
water can run through them