Fig. 7: The Cl-abundance as a function of K2O concentration for the calco-potassic glass fragments. For the 15-17th century HLLA glass (403 samples), an anti-correlation between these constituents clearly visible. Symbols: see Table I.
Dr. Olivier SCHALM, Prof. Dr. Koen JANSSENS,
University of Antwerp, Dept. of Chemistry, Antwerp (Belgium)
Hilde WOUTERS, Instittuut voor het Archeologisch Patrimonium, Asse-Zellik (Belgium)
Danielle CALUWÉ, Free University of Brussels, Dept. Of Archaeology, Brussels (Belgium)
Composition of 12th-18th Century Window Glass in Belgium: Non-Figurative Windows in Secular Buildings and Stained-Glass Windows in Religious Buildings
Table of figures
- Map of Belgium and the cities from which glass has been analysed
- Overview of the subsequent periods in the technological history of window glass
- Common lead patterns for non-figurative windows
- Hierarchical classification of window glass fragments based on their major composition
- Scatter plot of the K2O versus CaO concentrations
- Linear relation between Na2O and Cl for the 15-17th century HLLA glass
- Cl-abundance as a function of K2O concentration for the calco-potassic glass fragments
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