Sphalerite under shortwave UV Light



Sphalerite, microcline feldspar, minor willemite from the Buckwheat dump Franklin, NJ under shortwave UV light. The sphalerite fluoresces light purple and orange, microcline feldspar weak red and the willemite green. 1 3/4" x 1 1/2". Photo by WP.


Sphalerite, microcline feldspar, minor willemite from the Buckwheat dump Franklin, NJ under shortwave UV Light