Neodymium Glass

Neodymium glass (also known as Alexandrite glass), changes colour according to different lighting conditions. The glass appears lilac in natural sunlight or yellow artificial light, and smokey blue in fluorescent/white light. This is due to the presence of Neodymium oxide (Nd²O³) in the glass. Glassware containing Neodymium was produced in several countries, and is particularly common in Czech glass.

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