This standard BS EN 12057:2015 Natural stone products. Modular tiles. Requirements is classified in these ICS categories:
91.100.15 Mineral materials and products
This European Standard specifies requirements for flat modular tiles of natural stone which are made for internal (including enclosed public transport premises) and/or external uses as floorings, stairs and wall and ceiling finishes. This European Standard does not cover mineral aggregates and artificial agglomerated stone material and does not cover installation.