I have not seen any pictures that show Midnight Silver wheels as they look in person. I took a picture of the Midnight Silver RS wheels you can see in post #53 of this thread.
http://www.camaro5.com/forums/showthread.php?t=12145 but as I said before, the picture is not quite as dark as the wheels are in person. Very classy wheels.
No pix of polished wheels - sorry.
-Mark.