Database of luminescent Minerals


Chemical Formula: SrSO4

Familly: Sulfates

Status: IMA-GP

Crystal System: Orthorhombic

Mineral for Display: Yes

Associated names (luminescent varieties, discredited names, synonymes etc.):  celestine


UV Type Main color Intensity Observation Frequency
Long Waves (365nm):      Bluish White
Mid waves (320 nm):      Bluish White
Short Waves (254 nm):      Bluish White

Long Waves Picture (365nm)

Celestite, LW,
Agrigento Province, Sicily, Italy
Col. G. Barmarin; Photo: G. Barmarin

Short Waves Pictures (254nm)

Celestite, SW,
Agrigento Province, Sicily, Italy
Col. G. Barmarin; Photo: G. Barmarin


Phosphorescence (in the common meaning of the term) seen by naked eye:

UV Type Color Intensity Observation Frequency
Long Wave (365nm): Bluish White Medium
Short Waves (254 nm): Bluish White Medium

Main Activator(s) and spectrum:

Most Common Activator: Pb2+

Other activators:            Organic impurities ,

Peaks in the spectrum (nm):

Pb2+ (?) : 435nm

Pb2+ (?) : 465 -475nm

Pb2+ (?) : 495 - 500nm


No spectrum for the moment

Comments on activators and spectra:

Steady-state luminescence of celestine is characterized by broad bands, which are associated with adsorption of water-organic complexes (Tarashchan 1978).


Best Locality for luminescence(*):

(*)Data are not exhaustive and are limited to the most important localities for fluorescence

Bibliographical Reference for luminescence:

Luminescence Reference on internet:

Mineralogical Reference on internet:

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Note: While all due attention has been paid to the implementation of the database, it may contain errors and/or accidental omissions. By nature, the database will always be incomplete because science always evolves according to new analysis.
A request providing no result means only that no such reference exists in the database, but it does not mean that what you are looking for does not exist, just not to our knowledge. If you think you have found an error or omission, please let us know via the contact page being sure to cite the source of information.


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