Celestite on aragonite

Blue-green celestine on aragonite. The celestine fluoresces a color that is hard to describe... somewhere between tan and grey. The aragonite glows brilliantly red. The photo is a stack of 20 HDR photos. Largest crystal is 3.5 cm.

Locality: Caltanisetta, Sicily, Italy.

Source: Fluorescent Minerals Workgroup MKA

Seen under LW-UV

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