… Marble, travertine, ecaussine and other calcareous monumental or building stone of an apparent specific gravity of 2.5 or more, and alabaster, whether or not roughly trimmed or …
Explanatory notes
… 25.15 ‑ M arble, travertine, ecaussine and other calcareous monumental or building stone of an apparent specific gravity of 2.5 or more, and alabaster, whether or not roughly trimmed or … 25.30 when in the crude state). (c) Stones identifiable as mosaic cubes or as paving flagstones, even if merely shaped …