Assertion: hydrophane opal | /r/HasProperty | milky variety of opal
Facets:
Source sentences:
text: Hydrophane Opal - a milky variety of Opal that turns translucent or transparent when immersed in water (hydrated).
text: Hydrophane Opal - a milky variety of Opal that turns translucent or transparent when immersed in water (hydrated).