CEN - EN 12407
Natural stone test methods - Petrographic examination
|Publication Date:||1 June 2019|
|ICS Code (Mineral materials and products):||91.100.15|
|ICS Code (Mining and quarrying):||73.020|
This document specifies methods for making technical petrographic descriptions of natural stone, except for roofing slates. For this product, the method for the petrographic examination is defined in EN 12326-2. Although chemical and physical methods of analysis are required for petrographic classification of some stone types, these methods will not be described in this standard.