U+1F731 "🜱" Alchemical Symbol for Regulus of Antimony-2 Unicode Character

U+1F731 "🜱" Alchemical Symbol for Regulus of Antimony-2 is a specialized glyph from the alchemical symbols block, representing a variant of the symbol for the regulus of antimony, a purified metallic form of the element antimony produced through smelting and reduction in medieval and early modern chemistry. This symbol, which visually incorporates a cross and a crescent-like hook, was used by alchemists to denote the second stage or specific preparation of antimony regulus, a substance valued for its purported medicinal and transformative properties. The inclusion of this character in Unicode allows for the accurate digital representation of historical alchemical texts and manuscripts, preserving the intricate notation of early chemical practice.