scdiver It is "rough" honed.....can also be "brushed" - different finishes that provide grip and avoid slippery-ness. Our entire deck is not slippery at all...great grip and better than concrete which is very slippery when wet.
scdiver Notice AMS can't answer? They did not design this, but as the homeowner I can tell you that this is a travertine stone, from Italy, called Saturnia
Do 2' walkway along the pool edge that's been required by engineer. Do the walkway just slightly under water so it's as if the water comes to the edge.