Antimony (alchemical symbol)
The "grey wolf" that purifies gold.
Tradition: alchemy · Period: Early-modern European alchemical tables (16th–18th c.); many signs older (medieval, some Greco-Egyptian) · Unicode: U+1F72B
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Sources
Image: SIL Open Font License 1.1 · Google / Noto project · source. Please keep this credit when you use it.