Category:Coral on Chinese numismatic charms

English: Coral on Chinese numismatic charms symbolise Longevity, promotions in rank. Coral was historically thought to be an underwater "iron tree" (鐵樹, tiě shù) that blossomed once per century. Red coral is believed to be auspicious for its colour. Coral buttons were worn on the hats of government officials. Coral resembles deer antlers and deer are associated with longevity. Coral is considered to be one of the Eight Treasures.