Properties & Qualities
Application
Art, Product
Qualities
Polished, Shiny, Translucent
Colour
Red
Sample Information
Date of creation
11/08/2008
Recipe Details
Silica, calcium carbonate, sodium carbonate and cuprous oxide were used as starting materials. Approximately 25 g batches were mixed and melted in platinum crucibles in an electric furnace at 1500 °C for 1 h in air. The melted glass was quenched at room temperature and further annealed at ca. 600 °C for 1 h. The glass sample was cut and carefully polished.
Credits
Craft Maker
Andreia Ruivo
Library Contributor
VICARTE, NOVA
Photographer
Cristiana Prada