Alchemical symbol

Alchemical symbols, originally devised as part of the protoscience of alchemy, were used to denote some elements and some compounds until the 18th century. The elements that had alchemical symbols are:

• Antimony ♁
• Arsenic
• Bismuth ♉
• Boron
• Copper ♀
• Fire Δ
• Gold ☉
• Iron ♂
• Lead
• Magnesium ⊛
• Mercury ☿
• Phosphorus
• Platinum
• Potassium
• Silver ☾
• Sulfur
• Tin ♃
• Water
• Zinc