These Marble Stairs pictures will show you some examples and give you some ideas for designing your own stairs.
Here are faux marble stairs with wooden tops.
Here are some lovely marble stairs with wrought iron spindles and wooden rails.
Here are green marble stairs.
Here are marble stairs with a carpet runner down the center.
Here's a curved Mediterranean marble staircase with ornamental iron rails.
Here's a gorgeous white marble staircase with wrought iron spindles and rails.