Did the developer of 190 President Street cover over the building’s marble facade with brownstone slurry when they renovated the interior? Why? Yesterday, we wrote about the building now leasing apartments, and one of our commenters pointed out that the building appeared to have lost its marble facade. As a facade material, marble is both more expensive and durable than actual brownstone. There are only a handful of marble-clad residential buildings in New York City. Now there is apparently one fewer. Click through to the jump to see the previous facade.