Can you paint cup block? I just did a fireplace and would resembling to change the color...

I just did a fireplace and would resembling to change the color of the cup block slightly. Is it possible to put something over it that will change the color? Something irridecent?
Answers:    There are paints only just for glass. Check local hardware and paint stores.
Try looking online. Google it and see what comes up, i don't ruminate normal spray paint would work near a fire place.