Question

Which is characteristic of a mineral?

A.
It must be naturally occurring and amorphous.

B.
It must be man-made and crystalline.

C.
It must be naturally occurring and crystalline.

D.
It must be man-made and amorphous.

Answer 1

Minerals are naturally occurring and crystalline.

Answer 2

hmm

Answer 3

i put that

Answer 4

ty

Answer 5

maetal

Answer 6

c