Heading 2518

Dolomite, whether or not calcined or sintered, including dolomite roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular (including square) shape

Chapter 25 · 2 CN codes

• 2518 10 00 00 Crude dolomite, not calcined or not sintered, incl. dolomite roughly trimmed or merely cut, by sawing or otherwise, into blocks or slabs of a rectangular "incl. square" shape (excl. broken or crushed dolomite for concrete aggregates, road metalling or railway or other ballast)
• 2518 20 00 00 Calcined or sintered dolomite (excl. broken or crushed dolomite for concrete aggregates, road metalling or railway or other ballast)