UV fluorescent Rock Set

This is a collection of 13 UV reactive stones, some polished and some rough. 

Included in this set are:

South Dakota chalcedony
Septarian
Blue calcite
Selenite desert rose 
Fluorite
Apatite
Blue chalcedony nodule
Fluorescent calcite
Sodalite
Ruby in ziosite 
Turritella agate
Chalcedony rose
Lake Michigan Emberlight/FS Sodalite in Syenite 

These are natural stones so please expect variation in size, shape, and color and amount of fluorescence. You will need a 365nm filtered UV light to get the best fluorescence.  Different wavelengths may provide different results and weaker lights will not allow the stones to fluoresce as well.