BS EN 14158:2004

This standard BS EN 14158:2004 Natural stone test methods. Determination of rupture energy is classified in these ICS categories:

• 91.100.15 Mineral materials and products
• 73.020 Mining and quarrying

This European Standard specifies a method for determining the energy of rupture by impact of natural stones. The standard contains provision for both an identification test and a technological test (for FPC of finished products).