CEN/TC 246
| Projekta Nr. | EN 12407:2019 |
|---|---|
| Nosaukums | 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. |
| Reģistrācijas numurs (WIID) | 61138 |
| Darbības sfēra | 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. |
| Statuss | Izstrādē |
| ICS grupa | 73.020 91.100.15 |