Basilius Valentinus

Sabine Stuart de Chevalier (fl. 1781) was a French alchemist and writer. She was the author of a work of alchemy, Discours Philosophique sur les Trois Principes, Animal, Vegetal and Mineral ou La Clef du Sanctuaire Philosophique (Paris, 1781), published in two volumes. Stuart may have originally been from Scotland. She was married to Claude Chevalier, physician to the King of France and to the Cent-Suisses. Like many alchemical texts, the language is highly allegorical. In the preface, Stuart wr…