Barite (IMA = baryte) under shortwave UV Light



Barite, calcite and minor franklinite from the Sterling Hill Mine, NJ under shortwave UV light. The barite fluoresces cream and the calcite red-orange, franklinite is non-fluorescent. Actual image width 2" (51 mm). Photo by WP.


Barite, calcite and minor franklinite from the Sterling Hill Mine, NJ. under shortwave UV Light