Published: Jan 21, 2018
Metal oxides are mainly used during the production of colour transparent glasses used in traditional crystal lighting fixtures. The final colour effect is also influenced by the composition of the raw material (whether it’s sodium, potassium or lead, etc.), as well as the melting process – the so-called oxidation with oxygen access or reduction without oxygen access ..
PHOTO - Uranium glass lamp. The two shining pyramids in a row behind create the impression of "God's Eye"