"Lithyaline Glass Vases From F.egermann, 19th."
Pair of lithyaline glass vases imitating agate, deep blue-green, cut with sides and polished. 19th century work, specialty of the Bohemian Haida crystal factory. Friedrich Egermann filed the patent for these lapidary glasses in 1828. Good condition, a very small chip on the edge of a glass (see photo)