bn:00010952n
Noun Concept
Categories: Hydrates, Use dmy dates from July 2016, Opals, National symbols of Australia, Glass in nature
EN
black opal
EN
A dark colored opal with internal reflections of green or red WordNet 3.0
Definitions
Relations
Sources
EN
A dark colored opal with internal reflections of green or red WordNet 3.0 & Open English WordNet
WordNet 3.0 & Open English WordNet
Wikipedia Redirections