BS/EN 12670-2019 pdf download.Natural stone - Terminology. 3.1.77 carbonate-silicate rock metamorphic rock mainly composed of silicate minerals (including calcium-silicate minerals) and containing between 5 % vol. vol and 50 % vol. vol of carbonate minerals 3.1.78 Carboniferous...
EN 1467-2012 pdf download
EN 1467-2012 pdf download.Natural stone-Rough blocks - Requirements. 3.3 gross size of the rough block size defined by the lengths of the edges of the smallest parallelepiped circumscribed to a rough block (see Figure 1) 3.4 net...
EN 1468-2012 pdf download
EN 1468-2012 pdf download.Natural stone - Rough slabs - Requirements. Rough slabs of natural stones may be back reinforced and glued by artificial resins. The possibility that stone processing is likely to change the characteristics of the...