All About Glass

All About Glass

This is your resource for exploring various topics in glass: delve deeper with this collection of articles, multimedia, and virtual books all about glass. Content is frequently added to the area, so check back for new items. If you have a topic you'd like to see covered, send us your suggestion. If you have a specific question, Ask a Glass Question at our Rakow Research Library.

Gold Ruby Glass
Article

Gold ruby is arguably one of the most beautiful colors of glass. Beyond its aesthetic qualities, there is an alchemical connotation: Since ancient Greek times, descriptions of the sorcerers’ stone agree that it was believed to be a red substance and the key to the transmutation of metals,

Seeing Glass and Color
Video

Glass can be made in a wide variety of colors. We see this in the ways light and glass interact with one another. The different interactions between glass and light demonstrated in this animation are what lead us to see glass the way we do. Transmit, Absorb, Reflect  Why is glass clear? When all

Red Glasses from Beirut
Article

In his monumental study of documents from the Cairo Genizah, the late S.D. Goitein drew attention to a letter requesting, among other items, "a wickerwork basket with red glasses from Beirut, and if they cannot be had, white glasses." 1 The letter, which is written in Arabic but with

Coloring Objects
Video

Five different methods of using colored glass are demonstrated; some produce a uniformly colored object, others a splotchy or mottled effect. Glass artists today use whatever method best suits their aesthetic choices.