Kunckel von Löwenstjern, Johann
▪ German chemistKunckel also spelled Kunkelborn 1630, Rendsburg, Ger.died March 20, 1702/03, near ParnuGerman chemist who, about 1678, duplicated Hennig Brand (Brand, Hennig)'s isolation of phosphorus. A court chemist and apothecary, he later directed the laboratory and glassworks at Brandenburg. At Stockholm King Charles XI made him a baron (1693) and member of the council of mines.He discovered a method of making ruby glass and studied putrefaction, fermentation, the nature of salts, and the preparation of pure metals. He derided the idea of the universal solvent (alkahest) and denounced the deceptions of alchemists but apparently believed it possible to transmute metals.
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Kunckel — (Kunkel) von Löwenstjern, Johann, Chemiker, geb. um 1638 bei Hütten unweit Rendsburg, gest. 20. März 1703 auf seinem Landgut Dreißighufen bei Pernau, widmete sich der Pharmazie, wurde 1659 Kammerdiener, Chimist und Aufseher der Hof und… … Meyers Großes Konversations-Lexikon
industrial glass — Introduction solid material that is normally lustrous and transparent in appearance and that shows great durability under exposure to the natural elements. These three properties lustre, transparency, and durability make glass a favoured… … Universalium
ruby glass — 1. glass having a red color resulting from the addition of gold, copper, or selenium to the batch. 2. any glass of a dark red color. [1790 1800] * * * ▪ glass deep red glass deriving its colour from gold chloride. Originally known in the… … Universalium