Few materials have the ability which glass has to capture light and make it riverberate around itself. As clear as an ice crystal, especially when perfectly
Colourless, glass reflects all the colours of the rainbow or, with the addition of oxides, can take on the subtle hues of precious stones.
And glass can also be layered in sheets that capture ground metals, mica, oxides, gold , silver and platinum leaf between them,
before being re-fired to create unique rounded items that for all the world like gemstones.