Quarrying of ornamental stone, limestone, gypsum, slate and other stone

This class includes:

• quarrying, rough trimming and sawing of monumental and building stone (for example, marble, granite, sandstone)
• breaking and crushing of ornamental and building stone
• quarrying, crushing and breaking of limestone
• mining of gypsum and anhydrite
• mining of chalk and uncalcined dolomite
• production of granules, chippings and powder of extracted stones, whether heat-treated or not

This class excludes:

• mining of chemical and fertiliser minerals, see 08.91
• production of calcined dolomite, see 23.52
• cutting, shaping and finishing of stone outside quarries, see 23.70