Opal

nounverified·updated May 18, 2026

a translucent mineral consisting of hydrated silica of variable color

Classifications

Entity Type

Unknownauthoritativeglossary_import_default_pending_classifier
?unassignedlast reviewed

Sensitivity

unclassified

Information Class

unclassified

Variants

plural
Opals
possessive
Opal's
pluralpossessive
Opals'