Sphalerite under longwave UV Light



Sphalerite, calcite, franklinite from Franklin, NJ under longwave UV light. The sphalerite fluoresces blue, light purple, pink and peach, the calcite is not fluorescing and franklinite is non-fluorescent. 1 1/4" x 1". Photo by WP.


Sphalerite, calcite, franklinite from Franklin, NJ under longwave UV Light