Assertion: tourmaline's color | /r/CapableOf | bounce around different facets
Facets:
value: in the stone
type: LOCATION
Source sentences:
text: Alexandrite will normally darken when taken out into direct sunlight, since it is subjected all the colors in the spectrum, also if subjected to several types of lighting sources at the same time the colors may twinkle with both the red and the green color bouncing around different facets in the stone.