What is this ?

[neversatisfiedj]

Can anyone tell me what type of stone is used for the base of the step ? I can't tell but have a customer that wants this look. Thanks

[P. Baxter]

Natural???? Looks like that to me just like the wall stone

[RedWingsDet]

whats up with the smoke???

[Frontier-Lawn]

looks like to me Carolina blue stone