Fluorescent clinohedrite, calcite, willemite and hardystonite under shortwave UV light.

Clinohedrite (orange), calcite (orange-red), willemite (green) and hardystonite (violet-blue) from Franklin, NJ under shortwave UV light. Photo by WP.
Fluorescent clinohedrite, calcite, willemite and hardystonite under shortwave UV light.

Fluorescent clinohedrite, calcite, willemite and hardystonite under shortwave UV light.

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