Egermann Lithyalin Glass Vase c1840

Description

2019041601

Heading : A Friedrich Egermann lithyalin glass vase
Date : c1840
Origin : Bohemia 
Colour : Marbled dark ruby 
Bowl : Ovoid
Pontil : Polished
Glass Type : Lead 
Size : 10.3cm height
Condition : Excellent. no chips or cracks
Restoration : None
Weight :  625 grams

Patented by Friedrich Egermann in 1828 lithyalin glass. a name taken from the Greek work for stone. requires the addition of either silver sulphate or copper sulphate to create the marbling effect seen. Silver sulphate created a yellow colour and copper sulphate created the red seen in this piece. The marbling in this example is most pronounced