The Gemma Augustea (Latin, Gem of Augustus) is an ancient Roman low-relief cameo engraved gem cut from a double-layered Arabian onyx stone. It is commonly agreed that the gem cutter who created it was either Dioscurides or one of his disciples, in the second or third decade of the 1st century AD. == Creation and characteristics == The Gemma Augustea is a low-relief cameo engraved gem cut from a double-layered Arabian onyx stone.
The Gemma Augustea (Latin, Gem of Augustus) is an ancient Roman low-relief cameo engraved gem cut from a double-layered Arabian onyx stone. It is commonly agreed that the gem cutter who created it was either Dioscurides or one of his disciples, in the second or third decade of the 1st century AD. == Creation and characteristics == The Gemma Augustea is a low-relief cameo engraved gem cut from a double-layered Arabian onyx stone.
Source: Wikipedia "Gemma Augustea" · CC BY-SA 4.0
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