Falun diamonds

Faluner diamonds or Faluner diamonds (pewter diamonds) are high-gloss, diamond-like pewter jewelry . They are made of glass with a tin coating. They are an imitation or substitute for diamond .

This gives casts of faceted lenses in an alloy of 19 parts lead and 29 parts tin , by reacting the like real diamonds in the brilliant cut is immersed in the molten alloy ground glasses and peels adhering to them metal after solidification. The Falun brilliants have a lively luster that does not change in the air, but suffers when touched. They were used for theater decorations , earlier also as Christmas tree decorations .

With the invention of zirconia , they are largely insignificant today.

This article is based on a text in the public domain from Meyers Konversations-Lexikon , 4th edition from 1888 to 1890.

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