identifying metal by its properties\nwhich image shows a metal?

identifying metal by its properties\nwhich image shows a metal?
Answer
Brief Explanations:
Metals typically have a shiny luster. The first image looks like a dull - colored rock, the third image is a green - colored crystal. Gold is a well - known metal and has a characteristic shiny, yellowish appearance as shown in the second image.
Answer:
The second image (the gold - colored one) shows a metal.