Calcite under shortwave UV Light



Druzy calcite crystals on franklinite, calcite and willemite ore from Sterling Hill Mine, Ogdensburg, NJ under shortwave UV light. The calcite fluoresces velvet red and orange-red, willemite green, and the franklinite is non-fluorescent. 2" x 1". From the collection of Zack and Ralph Bonard, photo by WP.


Druzy calcite crystals on franklinite, calcite and willemite ore from Sterling Hill Mine, Ogdensburg, NJ under shortwave UV Light