Brick and natural stone are both wonderful sidings to place on the outside walls of house, of course you can is common knowledge that they add value as well as stability to any home, but there handful of drawbacks to presenting these materials to cover any place. The cost alone gives pause to many home owners who have decided you're using brick or stone for this purpose. Another choice for home owner would be stone veneer, which provides the same return and structural integrity which comes with hard of brick or natural stone, yet it costs 1 / 3rd to half what these would cost to put up.
Normally slate is quite dark in look. However this suits many kitchen floors and if you want to know natural and rustic look, Slate flooring for vintage aesthetics undoubtedly fit the balance. Make sure you opt for a more slate though - the cheaper ones are not quite as good quality, as you probably expect.