Glass objects are made from a mixture of ground silica (sand) and other mineral modifying agents (usually metallic salts) that are melted together to create molten glass. The molten glass is formed by a variety of methods, including blowing and molding. The shape is allowed to cool and harden forming glass.
Enamels on metal are also glass. They are melted in place on metal vessels, plates, and jewelry.
Glass objects include:
- stained glass
More Resources (pdf)
Caring for Ceramics and Glass
Caring for Glass and Ceramics
Ring Supports for Round Based Objects