Alchemical symbol

Alchemical symbols, originally devised as part of alchemy, were used to denote some elements and some compounds until the 18th century. Although notation like this was mostly standardized, style and symbol varied between alchemists, so this page mainly lists the most common ones.

This article contains Unicode alchemical symbols. Without proper rendering support, you may see question marks, boxes, or other symbols instead of alchemical symbols.

Alchemical symbols before Lavoisier