There are so many questions to be answered here -- I think you would do best by getting a consultation with and quotes from specialists in both fields. Remember that price is not be the only factor and may not be the most important one. You will want to consider appearance and functionality, and will want to see examples of each in place with similar usage if at all possible.... more
I did a Kitchen with granite; the slab was called "Golden Beaches".
I don't know if they use universal names.
It was basically dark brown, but it had some light brown and gold flakes and gold rivers in it.
Don't know if your taste is like mine; but it was to-die-for.