Some diamonds are more phosphorescent than others, and different faces of a crystal may display different tints.
It becomes phosphorescent on trituration.
Many are highly phosphorescent and some by their abundance colour the water of the sea or pool which they dwell in.
It seemed to Herschel that he was thus able to view the actual changes by which masses of phosphorescent or glowing vapour became actually condensed down into stars.
It's called the magic lake, because of the phosphorescent algae that cause it to glow at night.