Glowing minerals. A number of different minerals appear to glow in the dark when they are energized by ultraviolet light, invisible to our eyes. They release this energy as light in a part of the spectrum we can see. This phenomenon is known as fluorescence.


Glowing minerals. A number of different minerals appear to glow in the dark when they are energized by ultraviolet light, invisible to our eyes. They release this energy as light in a part of the spectrum we can see. This phenomenon is known as fluorescence.


Size: 4557px × 5250px
Location:
Photo credit: © World History Archive / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., archival, archive, dark, energized, energy, eyes., fluorescence., geology, glow, glowing, historical, history, invisible, light, mineralogy, minerals, minerals., number, part, phenomenon, release, spectrum, ultraviolet