Assertion: fire opal | /r/CapableOf | display play of color
Facets:
value: usually
type: TEMPORAL
value: within the stone
type: LOCATION
Source sentences:
text: Fire Opal can also display play of color, and this is a rarity called Precious Fire
text: If the Fire Opal does display play-of-color, usually deep within the stone, they are sometimes called Precious Fire Opal or Jelly Opals and are rare indeed.
text: Brown fire opals which exhibit play of color are typically cut as cabochons.
text: Fire opal might exhibit play-of-color, but such a display is usually weak or absent.
text: If the Fire Opal displays play of colour, it is more correctly known as Precious Fire Opal.
text: Fire opal that exhibits no play of color is sometimes referred to as jelly opal.