Question

Fran finds a dark-colored rock that she identifies as basalt. Which property gives the rock its dark color?

O its shape
O its banding
its grain size
O its mineral content

Answer 1

Mineral Content.

Step-by-step explanation:

shape has nothing to do with the color displayed.

Nor does the grain size.

I don't know what banding is. Whatever it is, it is not the answer.

D: mineral content.