Calcite under midwave UV Light



Calcite and minor franklinite, from the Buckwheat Dump, Franklin NJ under mid-wave UV light. The calcite fluoresces blue, franklinite is non-fluorescent. Photo by WP.


Calcite (white to gray) and minor franklinite (black), from the Buckwheat Dump, Franklin NJ. Photo by WP. under midwave UV Light