Assertion: chalcedony's color | /r/CreatedBy | rayleigh scattering of light
Facets:
value: on tiny particles
type: TRANSITIVE-OBJECT
value: like in blue chalcedony
type: OTHER
Source sentences:
text: Like in blue chalcedony, the color is caused by Rayleigh scattering of light on tiny particles: while blue chalcedony appears blue in incident light, it will appear in a more pink tone in shining-though light.
text: The blue color is caused by Rayleigh scattering of light on tiny particles.