Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
4.1 Requirements for geometric characteristics
4.1.1 Measurement criteria
4.1.2 Requirements for thickness
4.1.3 Requirements for flatness
4.1.4 Requirements for surface finish
4.2 Requirements of natural stones for rough slabs
4.2.1 General
4.2.2 Denomination
4.2.3 Visual appearance
4.2.4 Apparent density and open porosity
4.2.5 Flexural strength
4.2.6 Other requirements
5 Marking, packaging
6 Evaluation of conformity and factory production control
6.1 Evaluation for conformity
6.2 Initial type testing
6.3 Factory production control
Annex A (normative) Sampling
Bibliography