Calcite under midwave UV Light



Calcite druze on franklinite and willemite from the Sterling Hill Mine, Ogdensburg, NJ under midwave UV light. The calcite fluoresces dull yellow-orange to red, the franklinite and willemite are non-fluorescent. 5" x 1 3/4". From the collection of, and photo by WP.


Calcite druze on franklinite and willemite from the Sterling Hill Mine, Ogdensburg, NJ under midwave UV Light