Question

Which is characteristic of a mineral?
A.
It must be man-made and crystalline.
B.
It must be naturally occurring and crystalline.
C.
It must be man-made and amorphous.
D.
It must be naturally occurring and amorphous.

Answer 1

help!!

Answer 2

I think its B c:

Answer 3

thank you!

Answer 4

Happy to Help C:

Answer 5

it turned out to be b. :c

Answer 6

Thats what i said...