They should be just as shiny as the top of the countertop. Some stones are difficult, others very easy to match.
Resined stones can be a problem though. The resin affects the color of the stone, and...
If you are able to take it to the veterinarian, then do so. It would most probably have to be put to sleep, as it will be unable to feed properly, and death by starvation is very slow, and extremely...