specific gravity of 2.5 or more, and alabaster, whether or not roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape. - Marble and travertine:2515.11 2515.11.00 - - Crude or roughly trimmed 0% Nil 0% 0% 0% 2512.12 - - Merely cut, by sawing or otherwise, into blocks or slabs of a