ISO/TC 327
Natural stones
Pierre naturelle
Standardization of definitions, requirements and test methods for natural stones relating to rough blocks, slabs, semifinished and finished products intended for use in in flooring/pavement, stairs, wall veener/cladding, countertops and other uses for both interior and exterior applications.
''Definitions, requirements and test methods for natural stones relating to rough blocks, slabs, semifinished and finished products intended for use in building and for monuments.''
ISO/TC 328