Assertion: microscope's specimen | /r/HasProperty | luminescent
Facets:
value: in some cases
type: TEMPORAL
value: naturally
type: MANNER
value: under light of a particular wavelength
type: LOCATION
Source sentences:
text: In some cases, a specimen may be naturally luminescent, as in the case of some minerals which will fluoresce or phosphoresce under light of a particular wavelength.