Opal. Today this is valued as a semi-precious stone but this coloured opal was used in ancient Rome as a symbol of power. An Opal is not a single crystal but is made up of tiny spheres of silica. It also contains water and can dry out and crack, particularly if exposed to heat.
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Creative#:
TOP10860541
Source:
達志影像
Authorization Type:
RM
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須由TPG 完整授權
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No
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