NEN EN 12059 : 2008 + A1 2012

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
  4.1 Requirements for geometric characteristics
      4.1.1 General
      4.1.2 Requirements for thickness
      4.1.3 Requirements for flatness
      4.1.4 Requirements for length and width
      4.1.5 Requirements for angles and special shapes
      4.1.6 Requirements for edges
      4.1.7 Requirements for surface finish
  4.2 Requirements of natural stone for dimensional work
      4.2.1 General
      4.2.2 Denomination
      4.2.3 Visual appearance
      4.2.4 Flexural strength
      4.2.5 Water absorption at atmospheric pressure
      4.2.6 Reaction to fire
      4.2.7 Water absorption by capillarity
      4.2.8 Apparent density and open porosity
      4.2.9 Frost resistance
      4.2.10 Thermal shock resistance
      4.2.11 Compressive strength
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
      A.1 General
      A.2 Principles of sampling
      A.3 Taking bulk samples
      A.4 Preparing a sampling plan
      A.5 Sampling apparatus
      A.6 Sampling methods
          A.6.1 General
          A.6.2 Sampling from quarries
          A.6.3 Sampling from plants
          A.6.4 Sampling from buildings
     A.7 Marking, packaging and dispatch of the samples
     A.8 Sampling report
Bibliography