Database of luminescent Minerals


Chemical Formula: Na6(SO4)2FCl

Familly: Sulfates

Status: IMA-GP

Crystal System: Isometric

Mineral for Display: No


UV Type Main color Intensity Observation Frequency
Long Waves (365nm):      Bluish White
Short Waves (254 nm):      Bluish White
Other colors LW:          
Yellowish White , Greenish white ,
Other colors SW:     
Greenish white ,

Daylight Picture

SULFOHALITE, Searles Lake, Trona, California, USA;
Octaèdre corrodé; Col. G.Barmarin; Photo: G. Barmarin

Long Waves Picture (365nm)

SULFOHALITE, Searles Lake, Trona, California, USA;
UVLW; Col. G.Barmarin; Photo: G. Barmarin

Short Waves Pictures (254nm)

SULFOHALITE, Searles Lake, Trona, California, USA;
UVSW; 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 Weak

Main Activator(s) and spectrum:

Most Common Activator:

Peaks in the spectrum (nm):

490nm, 516nm, 548nm, 598nm,654nm

Sulfohalite, Searles Lake, California, USA. Excitation: laser 405nm. Col. G. Barmarin; Spectre: G. Barmarin

Best Locality for luminescence(*):

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

Bibliographical Reference for luminescence:

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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