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What makes glass iridescent?

1 Answer
What makes glass iridescent?
The glass is made iridescent due to alkalis, or soluble salts, which are leached to the buried glass by slightly acidic water present within the soil. This successively causes the formation of very fine layers which may delaminate or perhaps chip creating a prism effect. Check out an extraordinary variety of iridescent glass items on 1stDibs.
1stDibs ExpertOctober 5, 2021
Shop for Iridescent Glass on 1stDibs
Iridescent Glass Vase Attributed to Loetz
By Loetz Glass
Located in Buenos Aires, Argentina
Iridescent glass vase attributed to Loetz origin Austria, circa 1900 perfect condition oily
Category

Antique Early 1900s Austrian Art Deco Bottles

Materials

Art Glass

Enamelled Iridescent Glass Vase Early 20th Century
Located in Tunbridge Wells, GB
Heading :Early 20th century enamelled iridescent glass vase Date : Early 20th century Origin
Category

Vintage 1910s British Art Nouveau Glass

Materials

Blown Glass

Set of Three Iridescent Glass Bottles, Sold Individually
Located in New York, NY
A set of three French circa 1940s iridescent glass decanters with stoppers. Sold individually
Category

Vintage 1940s French Mid-Century Modern Glass

Materials

Blown Glass

Pair of Iridescent Glass Vases
Located in New York, NY
Pair of circa 1930's French hand-blown iridescent glass vases. Measurements: Height: 10
Category

Vintage 1930s French Vases

Materials

Glass

Large Iridescent Glass Flower Vase
Located in Guaynabo, PR
This is a large iridescent glass flower vase. It depicts a multicolored glass flower vase with high
Category

20th Century Unknown Mid-Century Modern Vases

Materials

Art Glass

Vase Iridescent Glass Johann Loetz Witwe Austrian Jugendstil Orange Silver
By Loetz Glass
Located in Klosterneuburg, AT
Vase iridescent glass Johann Loetz Witwe Austrian Jugendstil "PG 7773" decoration In the 1890s
Category

Antique 1890s Austrian Jugendstil Glass

Materials

Glass

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