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Glass tech notes
May. 30th, 2010 01:33 pm( copper colloids: Astralite and porpora )
Faberge "purpurin(e)": appears to be a dichroic aventurescent glass, ranging from tawny orange to indigo depending on angle of reflected light; appears to be opaque?
( gold colloids )
Faberge "purpurin(e)": appears to be a dichroic aventurescent glass, ranging from tawny orange to indigo depending on angle of reflected light; appears to be opaque?
( gold colloids )