Sphalerite under shortwave UV Light



Sphalerite vein in willemite, calcite, franklinite ore from Sterling Hill, NJ under shortwave UV light. Calcite fluoresces red and the willemite green, franklinite is non-fluorescent. Photo by JVF.


Sphalerite vein in willemite, calcite, franklinite ore from Sterling Hill, NJ. under shortwave UV Light