fluorescence

This solution will show a characteristic blue fluorescence when quinin is present.

In other words, Grew seems to have observed the characteristic fluorescence of chlorophyll.

Anthracene is a white crystalline hydrocarbon, having a bluish fluorescence, melting at 213° C. and boiling above 360° C.

My Platinochloride develops octohedron crystals,—with a fine blue fluorescence.

Mineral oils have a characteristic bloom, showing a greenish fluorescence when examined by transmitted light.