Fluorescent 2nd Find wollastonite, calcite, hardystonite, willemite under shortwave UV light



Wollastonite "second find" (yellow-orange), calcite (orange-red), willemite (green) and hardystonite (blue) from Franklin, NJ under shortwave UV light. Photo by Robert A. Boymistruk.
Fluorescent 2nd Find wollastonite, calcite, hardystonite, willemite under shortwave UV light