Fluorescent
Minerals
Roger Weller, geology instructor
wellerr@cochise.edu
copyright 2008-R.Weller
The first view is a mineral
observed under normal light,
while the second is the same mineral
viewed under
ultraviolet light.
There are two minerals in this specimen.
The white mineral is celestite,
which does not fluoresce,
while the pale brown mineral, fluorite, fluoresces.


Photos are copyright free for non-commercial educational
uses.
Just credit photos to R.Weller/Cochise College.