Celestine from La Grasta Mine, Sicily, Italy

Clear white celestine crystals (about 1cm) with sulphur on matrix. The celestine fluoresces a nice blue/white under UV light (any wavelength) and it has a greenish phosphorescence/afterglow.


Fluorescence under shortwave UV light.



Fluorescence under longwave UV light (365nm LED)



Phosphorescence/Afterglow after exposure to shortwave UV light.



Photo in normal light.



3dz2.com/minerals

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