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Reply To: Question about valuing Ethiopian Opal

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Ethiopian Opals are mostly Hydrophane and do have a waxy different feel compared to other Opals.Volcanic opal is called “hydrophane opal.” The term hydrophane comes from the Greek words meaning “water-loving” and describes their ability to absorb water and change from opaque or semi-translucent to translucent or transparent.That’s how I know,i hope helps.hallo

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