From: Multi-methodical study of Early Modern Age archaeological glazed ceramics from Prague
Content (wt%) | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Al2O3 | SiO2 | CaO | Fe2O3 | CuO | PbO | P2O5 | SO3 | Cl | K2O | |
d–glaze jar no. 7 | 8.2 | 32.3 | – | – | 2.3 | 57.3 | – | – | – | – |
e–corrosion crust | 4.4 | 12.5 | 9 | 5.8 | 3.0 | 41.2 | 19.0 | 4.0 | – | 1.1 |
f–corrosion product | 5.8 | 30.8 | 0.9 | – | 8.2 | 44.9 | – | 6.9 | 1.9 | 0.6 |
g–corrosion in crack | 8.6 | 29.7 | 2.4 | – | 2.9 | 42.3 | – | 5.7 | 7.3 | 1.1 |