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OPAQUE GEM
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
A gemstone that is opaque
Classified under:
Hypernyms ("opaque gem" is a kind of...):
gem; gemstone; stone (a crystalline rock that can be cut and polished for jewelry)
Hyponyms (each of the following is a kind of "opaque gem"):
chrysoberyl (a rare hard yellow green mineral consisting of beryllium aluminate in crystal form; used as a gemstone)
opal (a translucent mineral consisting of hydrated silica of variable color; some varieties are used as gemstones)
cat's eye (any of various gems (as chrysoberyl or chalcedony) that reflect light when cut in a rounded shape)
coral; precious coral; red coral (the hard stony skeleton of a Mediterranean coral that has a delicate red or pink color and is used for jewelry)
jade; jadestone (a semiprecious gemstone that takes a high polish; is usually green but sometimes whitish; consists of jadeite or nephrite)
jasper (an opaque form of quartz; red or yellow or brown or dark green in color; used for ornamentation or as a gemstone)
lapis lazuli; lazuli (an azure blue semiprecious stone)
turquoise (a blue to grey green mineral consisting of copper aluminum phosphate)
