opal : Idioms & Phrases


black opal

  • noun a dark colored opal with internal reflections of green or red
WordNet

Fire opal

  • noun an opal with flaming orange and yellow and red colors
    girasol.
WordNet
  • a variety of opal giving firelike reflections.
Webster 1913

Harlequin opal

  • noun a reddish opal with small patches of brilliant color
WordNet
  • . See Opal.
Webster 1913

Jasper opal

  • a yellow variety of opal resembling jasper.
Webster 1913

opal glass

  • noun a milky white translucent or opaque glass
    milk glass.
WordNet

Wood opal

  • (Min.), a striped variety of coarse opal, having some resemblance to wood.
Webster 1913