A 17th century chemical symbol for Mar-Saffron. This form of rusted iron is produced by exposing small iron filings simultaneously to both water and air, causing them to oxidize quickly.
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Category: Alchemical Symbols.
More symbols in Alchemical processes:
The alchemical magnum opus was sometimes expressed as a series of chemical operations. In cases where these numbered twelve, each could be assigned one of the Zodiac signs as a form of cryptography. … read more »
More symbols in Alchemical Symbols:
Alchemical symbols, originally devised as part of alchemy, were used to denote some elements and some compounds until the 18th century. Note that while notation like this was mostly standardized, sty… read more »