Hydrozincite under shortwave UV Light



Hydrozincite coating, willemite, calcite, franklinite and zincite ore, from Sterling Hill Mine, Ogdensburg, NJ under shortwave UV light. The hydrozincite fluoresces blue, calcite red and the willemite green, franklinite is non-fluorescent. Photo by JVF.


Hydrozincite coating, willemite, calcite, franklinite and zincite ore from Sterling Hill Mine under shortwave UV Light