Harmonized System
Section V > Chapter 25 > Heading 2515
… Marble, travertine, ecaussine and other calcareous monumental or building stone of an apparent … or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape. …
Explanatory notes
… 25.15 ‑ M arble, travertine, ecaussine and other calcareous monumental or building stone of an apparent … or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape (+). … and fine‑grained, often crystalline and either opaque or translucent. Marble is usually variously tinted by the …Section XIV > Chapter 71 > Heading 7101
Explanatory notes
… have a shiny surface and consist essentially of layers of calcium carbonate coated with a horny material (conchiolin). … of pearls (“orient”); the conchiolin gives the pearls their translucency or “water”. Pearls are usually white but may be …Section XIII > Chapter 68 > Heading 6806
… Slag wool, rock wool and similar mineral wools; exfoliated vermiculite, expanded clays, foamed slag and similar expanded mineral materials; mixtures and …