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Detailed structure and explanatory notes
ISIC Rev.3 code 1410Structure
This class includes operation of quarries producing monumental and building stone in the rough, roughly trimmed, or cut by sawing or by other means typically done at the quarry, such as slate, marble, granite, porphyr or basalt.
Mining of chalk and dolomite.
Crushing and breaking stone for use as a flux or raw material in lime or cement manufacture or as building material, road metal or ballast.
Gypsum and anhydrite mining are included.
Mining of clays for the ceramic or refractory industries, for drilling mud, or as a filter medium.
Operation of sand or gravel pits.
Exclusions: Mining of materials valued chiefly for chemical content is classified in class 1421 (Mining of chemical and fertilizer minerals).
Salt mining is classified in class 1422 (Extraction of salt).
Other non-metallic mineral mining is classified in class 1429 (Other mining and quarrying n.e.c.).
Mining of natural asphalt or bitumen is also classified in class 1429.
Stone finishing is classified in class 2696 (Cutting, shaping and finishing of stone).
Processing of clays (e.g. expanded clays) is classified in class 2699 (Manufacture of other non-metallic mineral products n.e.c.)
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