http://trevinoflooring.com/tile/Black slate flooring that just looks amazing!
12 x 24 Black Slate floor from Home Depot with Delorean Gray grout http://m.homedepot.com/p/MS-International-Montauk-Black-12-in-x-24-in-Gauged-Slate-Floor-and-Wall-Tile-10-sq-ft-case-SHDMONBLK1224G/202919773
Random Ashlar black slate floor - Google Search
Black Riven Slate. Stone tiles from Mandarin Stone. Beautiful flooring.
Fantastic Grey Slate Kitchen Floor
slate floors and rustic artifacts
Montauk Black Slate Floor with Subway Tile Shower
white kitchen with black island and slate floor - - Yahoo Image Search Results
Slate floor...I love the outdoor look inside. This is better than tile.
black slate tiles http://www.marblewarehouse.com/Brazilian-Black-Montauk-Black-Cleft-Slate-Tile-12x24_p_414.html